You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@kudu.apache.org by jd...@apache.org on 2016/02/26 22:23:26 UTC
[38/46] incubator-kudu git commit: Update docs and site for 0.7.0
release
http://git-wip-us.apache.org/repos/asf/incubator-kudu/blob/906def4c/docs/kudu-master_configuration_reference_unsupported.html
----------------------------------------------------------------------
diff --git a/docs/kudu-master_configuration_reference_unsupported.html b/docs/kudu-master_configuration_reference_unsupported.html
index 8f4474a..76f956c 100644
--- a/docs/kudu-master_configuration_reference_unsupported.html
+++ b/docs/kudu-master_configuration_reference_unsupported.html
@@ -2,10 +2,9 @@
title: kudu-master Unsupported Flags
layout: default
active_nav: docs
-last_updated: 'Last updated 2015-12-08 21:18:59 PST'
+last_updated: 'Last updated 2016-02-25 23:14:56 SAST'
---
<!--
-Copyright 2015 Cloudera, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@@ -35,10 +34,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_consensus_max_batch_size_bytes"><a class="link" href="#kudu-master_consensus_max_batch_size_bytes"><code>--consensus_max_batch_size_bytes</code></a></h2>
+<h2 id="kudu-master_block_cache_type"><a class="link" href="#kudu-master_block_cache_type"><code>--block_cache_type</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The maximum per-tablet RPC batch size when updating peers.</p>
+<p>Which type of block cache to use for caching data. Valid choices are 'DRAM' or 'NVM'. DRAM, the default, caches data in regular memory. 'NVM' caches data in a memory-mapped file using the NVML library.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -48,25 +47,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>DRAM</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_follower_unavailable_considered_failed_sec"><a class="link" href="#kudu-master_follower_unavailable_considered_failed_sec"><code>--follower_unavailable_considered_failed_sec</code></a></h2>
+<h2 id="kudu-master_cfile_default_block_size"><a class="link" href="#kudu-master_cfile_default_block_size"><code>--cfile_default_block_size</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Seconds that a leader is unable to successfully heartbeat to a follower after which the follower is considered to be failed and evicted from the config.</p>
+<p>The default block size to use in cfiles</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -80,7 +79,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>300</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>262144</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -91,10 +90,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_group_commit_queue_size_bytes"><a class="link" href="#kudu-master_group_commit_queue_size_bytes"><code>--group_commit_queue_size_bytes</code></a></h2>
+<h2 id="kudu-master_cfile_default_compression_codec"><a class="link" href="#kudu-master_cfile_default_compression_codec"><code>--cfile_default_compression_codec</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Maximum size of the group commit queue in bytes</p>
+<p>Default cfile block compression codec.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -104,11 +103,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>4194304</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>none</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -119,10 +118,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_min_seconds_to_retain"><a class="link" href="#kudu-master_log_min_seconds_to_retain"><code>--log_min_seconds_to_retain</code></a></h2>
+<h2 id="kudu-master_cfile_do_on_finish"><a class="link" href="#kudu-master_cfile_do_on_finish"><code>--cfile_do_on_finish</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The minimum number of seconds for which to keep log segments to keep at all times, regardless of what is required for durability. Logs may be still retained for a longer amount of time if they are necessary for correct restart. This should be set long enough such that a tablet server which has temporarily failed can be restarted within the given time period. If a server is down for longer than this amount of time, it is possible that its tablets will be re-replicated on other machines.</p>
+<p>What to do to cfile blocks when writing is finished. Possible values are 'close', 'flush', or 'nothing'.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -132,25 +131,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>300</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>close</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_min_segments_to_retain"><a class="link" href="#kudu-master_log_min_segments_to_retain"><code>--log_min_segments_to_retain</code></a></h2>
+<h2 id="kudu-master_codegen_dump_functions"><a class="link" href="#kudu-master_codegen_dump_functions"><code>--codegen_dump_functions</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The minimum number of past log segments to keep at all times, regardless of what is required for durability. Must be at least 1.</p>
+<p>Whether to print the LLVM IR for generated functions</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -160,25 +159,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>2</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_global_log_cache_size_limit_mb"><a class="link" href="#kudu-master_global_log_cache_size_limit_mb"><code>--global_log_cache_size_limit_mb</code></a></h2>
+<h2 id="kudu-master_codegen_dump_mc"><a class="link" href="#kudu-master_codegen_dump_mc"><code>--codegen_dump_mc</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Server-wide version of 'log_cache_size_limit_mb'. The total memory used for caching log entries across all tablets is kept under this threshold.</p>
+<p>Whether to dump the disassembly of the machine code for generated functions.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -188,25 +187,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1024</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_cache_size_limit_mb"><a class="link" href="#kudu-master_log_cache_size_limit_mb"><code>--log_cache_size_limit_mb</code></a></h2>
+<h2 id="kudu-master_codegen_time_compilation"><a class="link" href="#kudu-master_codegen_time_compilation"><code>--codegen_time_compilation</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The total per-tablet size of consensus entries which may be kept in memory. The log cache attempts to keep all entries which have not yet been replicated to all followers in memory, but if the total size of those entries exceeds this limit within an individual tablet, the oldest will be evicted.</p>
+<p>Whether to print time that each code generation request took.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -216,25 +215,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>128</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_async_preallocate_segments"><a class="link" href="#kudu-master_log_async_preallocate_segments"><code>--log_async_preallocate_segments</code></a></h2>
+<h2 id="kudu-master_consensus_max_batch_size_bytes"><a class="link" href="#kudu-master_consensus_max_batch_size_bytes"><code>--consensus_max_batch_size_bytes</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Whether the WAL segments preallocation should happen asynchronously</p>
+<p>The maximum per-tablet RPC batch size when updating peers.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -244,11 +243,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -259,10 +258,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_preallocate_segments"><a class="link" href="#kudu-master_log_preallocate_segments"><code>--log_preallocate_segments</code></a></h2>
+<h2 id="kudu-master_follower_unavailable_considered_failed_sec"><a class="link" href="#kudu-master_follower_unavailable_considered_failed_sec"><code>--follower_unavailable_considered_failed_sec</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Whether the WAL should preallocate the entire segment before writing to it</p>
+<p>Seconds that a leader is unable to successfully heartbeat to a follower after which the follower is considered to be failed and evicted from the config.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -272,11 +271,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>300</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -287,10 +286,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_segment_size_mb"><a class="link" href="#kudu-master_log_segment_size_mb"><code>--log_segment_size_mb</code></a></h2>
+<h2 id="kudu-master_group_commit_queue_size_bytes"><a class="link" href="#kudu-master_group_commit_queue_size_bytes"><code>--group_commit_queue_size_bytes</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The default segment size for log roll-overs, in MB</p>
+<p>Maximum size of the group commit queue in bytes</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -304,7 +303,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>64</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>4194304</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -315,10 +314,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_evict_failed_followers"><a class="link" href="#kudu-master_evict_failed_followers"><code>--evict_failed_followers</code></a></h2>
+<h2 id="kudu-master_log_min_seconds_to_retain"><a class="link" href="#kudu-master_log_min_seconds_to_retain"><code>--log_min_seconds_to_retain</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Whether to evict followers from the Raft config that have fallen too far behind the leader’s log to catch up normally or have been unreachable by the leader for longer than follower_unavailable_considered_failed_sec</p>
+<p>The minimum number of seconds for which to keep log segments to keep at all times, regardless of what is required for durability. Logs may be still retained for a longer amount of time if they are necessary for correct restart. This should be set long enough such that a tablet server which has temporarily failed can be restarted within the given time period. If a server is down for longer than this amount of time, it is possible that its tablets will be re-replicated on other machines.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -328,25 +327,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>300</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_leader_failure_exp_backoff_max_delta_ms"><a class="link" href="#kudu-master_leader_failure_exp_backoff_max_delta_ms"><code>--leader_failure_exp_backoff_max_delta_ms</code></a></h2>
+<h2 id="kudu-master_log_min_segments_to_retain"><a class="link" href="#kudu-master_log_min_segments_to_retain"><code>--log_min_segments_to_retain</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Maximum time to sleep in between leader election retries, in addition to the regular timeout. When leader election fails the interval in between retries increases exponentially, up to this value.</p>
+<p>The minimum number of past log segments to keep at all times, regardless of what is required for durability. Must be at least 1.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -360,21 +359,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>20000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>2</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_leader_failure_max_missed_heartbeat_periods"><a class="link" href="#kudu-master_leader_failure_max_missed_heartbeat_periods"><code>--leader_failure_max_missed_heartbeat_periods</code></a></h2>
+<h2 id="kudu-master_global_log_cache_size_limit_mb"><a class="link" href="#kudu-master_global_log_cache_size_limit_mb"><code>--global_log_cache_size_limit_mb</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Maximum heartbeat periods that the leader can fail to heartbeat in before we consider the leader to be failed. The total failure timeout in milliseconds is raft_heartbeat_interval_ms times leader_failure_max_missed_heartbeat_periods. The value passed to this flag may be fractional.</p>
+<p>Server-wide version of 'log_cache_size_limit_mb'. The total memory used for caching log entries across all tablets is kept under this threshold.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -384,11 +383,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1024</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -399,10 +398,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_leader_failure_monitor_check_mean_ms"><a class="link" href="#kudu-master_leader_failure_monitor_check_mean_ms"><code>--leader_failure_monitor_check_mean_ms</code></a></h2>
+<h2 id="kudu-master_log_cache_size_limit_mb"><a class="link" href="#kudu-master_log_cache_size_limit_mb"><code>--log_cache_size_limit_mb</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The mean failure-checking interval of the randomized failure monitor. If this is configured to -1 (the default), uses the value of 'raft_heartbeat_interval_ms'.</p>
+<p>The total per-tablet size of consensus entries which may be kept in memory. The log cache attempts to keep all entries which have not yet been replicated to all followers in memory, but if the total size of those entries exceeds this limit within an individual tablet, the oldest will be evicted.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -416,21 +415,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>-1</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>128</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_leader_failure_monitor_check_stddev_ms"><a class="link" href="#kudu-master_leader_failure_monitor_check_stddev_ms"><code>--leader_failure_monitor_check_stddev_ms</code></a></h2>
+<h2 id="kudu-master_log_async_preallocate_segments"><a class="link" href="#kudu-master_log_async_preallocate_segments"><code>--log_async_preallocate_segments</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The standard deviation of the failure-checking interval of the randomized failure monitor. If this is configured to -1 (the default), this is set to half of the mean check interval.</p>
+<p>Whether the WAL segments preallocation should happen asynchronously</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -440,25 +439,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>-1</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_raft_heartbeat_interval_ms"><a class="link" href="#kudu-master_raft_heartbeat_interval_ms"><code>--raft_heartbeat_interval_ms</code></a></h2>
+<h2 id="kudu-master_log_preallocate_segments"><a class="link" href="#kudu-master_log_preallocate_segments"><code>--log_preallocate_segments</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The heartbeat interval for Raft replication. The leader produces heartbeats to followers at this interval. The followers expect a heartbeat at this interval and consider a leader to have failed if it misses several in a row.</p>
+<p>Whether the WAL should preallocate the entire segment before writing to it</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -468,11 +467,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>500</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -483,10 +482,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_default_num_replicas"><a class="link" href="#kudu-master_default_num_replicas"><code>--default_num_replicas</code></a></h2>
+<h2 id="kudu-master_log_segment_size_mb"><a class="link" href="#kudu-master_log_segment_size_mb"><code>--log_segment_size_mb</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Default number of replicas for tables that do have the num_replicas set.</p>
+<p>The default segment size for log roll-overs, in MB</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -500,7 +499,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>64</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -511,10 +510,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_master_failover_catchup_timeout_ms"><a class="link" href="#kudu-master_master_failover_catchup_timeout_ms"><code>--master_failover_catchup_timeout_ms</code></a></h2>
+<h2 id="kudu-master_evict_failed_followers"><a class="link" href="#kudu-master_evict_failed_followers"><code>--evict_failed_followers</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Amount of time to give a newly-elected leader master to load the previous master’s metadata and become active. If this time is exceeded, the node crashes.</p>
+<p>Whether to evict followers from the Raft config that have fallen too far behind the leader’s log to catch up normally or have been unreachable by the leader for longer than follower_unavailable_considered_failed_sec</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -524,25 +523,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_master_ts_rpc_timeout_ms"><a class="link" href="#kudu-master_master_ts_rpc_timeout_ms"><code>--master_ts_rpc_timeout_ms</code></a></h2>
+<h2 id="kudu-master_leader_failure_exp_backoff_max_delta_ms"><a class="link" href="#kudu-master_leader_failure_exp_backoff_max_delta_ms"><code>--leader_failure_exp_backoff_max_delta_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Timeout used for the Master→TS async rpc calls.</p>
+<p>Maximum time to sleep in between leader election retries, in addition to the regular timeout. When leader election fails the interval in between retries increases exponentially, up to this value.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -556,21 +555,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>20000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_max_create_tablets_per_ts"><a class="link" href="#kudu-master_max_create_tablets_per_ts"><code>--max_create_tablets_per_ts</code></a></h2>
+<h2 id="kudu-master_leader_failure_max_missed_heartbeat_periods"><a class="link" href="#kudu-master_leader_failure_max_missed_heartbeat_periods"><code>--leader_failure_max_missed_heartbeat_periods</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The number of tablets per TS that can be requested for a new table.</p>
+<p>Maximum heartbeat periods that the leader can fail to heartbeat in before we consider the leader to be failed. The total failure timeout in milliseconds is raft_heartbeat_interval_ms times leader_failure_max_missed_heartbeat_periods. The value passed to this flag may be fractional.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -580,11 +579,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>20</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -595,10 +594,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_tablet_creation_timeout_ms"><a class="link" href="#kudu-master_tablet_creation_timeout_ms"><code>--tablet_creation_timeout_ms</code></a></h2>
+<h2 id="kudu-master_leader_failure_monitor_check_mean_ms"><a class="link" href="#kudu-master_leader_failure_monitor_check_mean_ms"><code>--leader_failure_monitor_check_mean_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Timeout used by the master when attempting to create tablet replicas during table creation.</p>
+<p>The mean failure-checking interval of the randomized failure monitor. If this is configured to -1 (the default), uses the value of 'raft_heartbeat_interval_ms'.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -612,21 +611,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>-1</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_unresponsive_ts_rpc_timeout_ms"><a class="link" href="#kudu-master_unresponsive_ts_rpc_timeout_ms"><code>--unresponsive_ts_rpc_timeout_ms</code></a></h2>
+<h2 id="kudu-master_leader_failure_monitor_check_stddev_ms"><a class="link" href="#kudu-master_leader_failure_monitor_check_stddev_ms"><code>--leader_failure_monitor_check_stddev_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>After this amount of time, the master will stop attempting to contact a tablet server in order to perform operations such as deleting a tablet.</p>
+<p>The standard deviation of the failure-checking interval of the randomized failure monitor. If this is configured to -1 (the default), this is set to half of the mean check interval.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -640,21 +639,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3600000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>-1</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_master_registration_rpc_timeout_ms"><a class="link" href="#kudu-master_master_registration_rpc_timeout_ms"><code>--master_registration_rpc_timeout_ms</code></a></h2>
+<h2 id="kudu-master_raft_heartbeat_interval_ms"><a class="link" href="#kudu-master_raft_heartbeat_interval_ms"><code>--raft_heartbeat_interval_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Timeout for retrieving master registration over RPC.</p>
+<p>The heartbeat interval for Raft replication. The leader produces heartbeats to followers at this interval. The followers expect a heartbeat at this interval and consider a leader to have failed if it misses several in a row.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -668,21 +667,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1500</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>500</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_master_addresses"><a class="link" href="#kudu-master_master_addresses"><code>--master_addresses</code></a></h2>
+<h2 id="kudu-master_block_coalesce_close"><a class="link" href="#kudu-master_block_coalesce_close"><code>--block_coalesce_close</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Comma-separated list of all the RPC addresses for Master config. This is used to configure the replicated Master process (currently considered experimental). NOTE: if not specified, configures a non-replicated Master.</p>
+<p>Coalesce synchronization of data during CloseBlocks()</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -692,11 +691,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -707,10 +706,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_tserver_unresponsive_timeout_ms"><a class="link" href="#kudu-master_tserver_unresponsive_timeout_ms"><code>--tserver_unresponsive_timeout_ms</code></a></h2>
+<h2 id="kudu-master_block_manager"><a class="link" href="#kudu-master_block_manager"><code>--block_manager</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The period of time that a Master can go without receiving a heartbeat from a tablet server before considering it unresponsive. Unresponsive servers are not selected when assigning replicas during table creation or re-replication.</p>
+<p>Which block manager to use for storage. Valid options are 'file' and 'log'.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -720,11 +719,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>60000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>log</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -735,10 +734,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_num_reactor_threads"><a class="link" href="#kudu-master_num_reactor_threads"><code>--num_reactor_threads</code></a></h2>
+<h2 id="kudu-master_log_block_manager_test_hole_punching"><a class="link" href="#kudu-master_log_block_manager_test_hole_punching"><code>--log_block_manager_test_hole_punching</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Number of libev reactor threads to start.</p>
+<p>Ensure hole punching is supported by the underlying filesystem</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -748,25 +747,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>4</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">unsafe,advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_tablet_bloom_block_size"><a class="link" href="#kudu-master_tablet_bloom_block_size"><code>--tablet_bloom_block_size</code></a></h2>
+<h2 id="kudu-master_log_container_max_size"><a class="link" href="#kudu-master_log_container_max_size"><code>--log_container_max_size</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Block size of the bloom filters used for tablet keys.</p>
+<p>Maximum size (soft) of a log container</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -776,11 +775,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">uint64</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>4096</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>10737418240</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -791,10 +790,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_tablet_bloom_target_fp_rate"><a class="link" href="#kudu-master_tablet_bloom_target_fp_rate"><code>--tablet_bloom_target_fp_rate</code></a></h2>
+<h2 id="kudu-master_log_container_preallocate_bytes"><a class="link" href="#kudu-master_log_container_preallocate_bytes"><code>--log_container_preallocate_bytes</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Target false-positive rate (between 0 and 1) to size tablet key bloom filters. A lower false positive rate may reduce the number of disk seeks required in heavy insert workloads, at the expense of more space and RAM required for bloom filters.</p>
+<p>Number of bytes to preallocate in a log container when creating new blocks. Set to 0 to disable preallocation</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -804,11 +803,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">uint64</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0.0099999997764825821</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>33554432</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -819,10 +818,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_tablet_compaction_budget_mb"><a class="link" href="#kudu-master_tablet_compaction_budget_mb"><code>--tablet_compaction_budget_mb</code></a></h2>
+<h2 id="kudu-master_default_num_replicas"><a class="link" href="#kudu-master_default_num_replicas"><code>--default_num_replicas</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Budget for a single compaction</p>
+<p>Default number of replicas for tables that do not have the num_replicas set.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -836,21 +835,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>128</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_flush_threshold_mb"><a class="link" href="#kudu-master_flush_threshold_mb"><code>--flush_threshold_mb</code></a></h2>
+<h2 id="kudu-master_master_failover_catchup_timeout_ms"><a class="link" href="#kudu-master_master_failover_catchup_timeout_ms"><code>--master_failover_catchup_timeout_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Size at which MemRowSet flushes are triggered. A MRS can still flush below this threshold if it if hasn’t flushed in a while</p>
+<p>Amount of time to give a newly-elected leader master to load the previous master’s metadata and become active. If this time is exceeded, the node crashes.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -864,21 +863,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>64</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_tablet_transaction_memory_limit_mb"><a class="link" href="#kudu-master_tablet_transaction_memory_limit_mb"><code>--tablet_transaction_memory_limit_mb</code></a></h2>
+<h2 id="kudu-master_master_ts_rpc_timeout_ms"><a class="link" href="#kudu-master_master_ts_rpc_timeout_ms"><code>--master_ts_rpc_timeout_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Maximum amount of memory that may be consumed by all in-flight transactions belonging to a particular tablet. When this limit is reached, new transactions will be rejected and clients will be forced to retry them. If -1, transaction memory tracking is disabled.</p>
+<p>Timeout used for the Master→TS async rpc calls.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -888,11 +887,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>64</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -903,10 +902,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_heartbeat_interval_ms"><a class="link" href="#kudu-master_heartbeat_interval_ms"><code>--heartbeat_interval_ms</code></a></h2>
+<h2 id="kudu-master_max_create_tablets_per_ts"><a class="link" href="#kudu-master_max_create_tablets_per_ts"><code>--max_create_tablets_per_ts</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Interval at which the TS heartbeats to the master.</p>
+<p>The number of tablets per TS that can be requested for a new table.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -920,7 +919,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>20</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -931,10 +930,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_heartbeat_max_failures_before_backoff"><a class="link" href="#kudu-master_heartbeat_max_failures_before_backoff"><code>--heartbeat_max_failures_before_backoff</code></a></h2>
+<h2 id="kudu-master_tablet_creation_timeout_ms"><a class="link" href="#kudu-master_tablet_creation_timeout_ms"><code>--tablet_creation_timeout_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Maximum number of consecutive heartbeat failures until the Tablet Server backs off to the normal heartbeat interval, rather than retrying.</p>
+<p>Timeout used by the master when attempting to create tablet replicas during table creation.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -948,7 +947,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -959,10 +958,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_heartbeat_rpc_timeout_ms"><a class="link" href="#kudu-master_heartbeat_rpc_timeout_ms"><code>--heartbeat_rpc_timeout_ms</code></a></h2>
+<h2 id="kudu-master_unresponsive_ts_rpc_timeout_ms"><a class="link" href="#kudu-master_unresponsive_ts_rpc_timeout_ms"><code>--unresponsive_ts_rpc_timeout_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Timeout used for the TS→Master heartbeat RPCs.</p>
+<p>After this amount of time, the master will stop attempting to contact a tablet server in order to perform operations such as deleting a tablet.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -976,7 +975,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>15000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3600000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -987,10 +986,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_scanner_batch_size_rows"><a class="link" href="#kudu-master_scanner_batch_size_rows"><code>--scanner_batch_size_rows</code></a></h2>
+<h2 id="kudu-master_master_registration_rpc_timeout_ms"><a class="link" href="#kudu-master_master_registration_rpc_timeout_ms"><code>--master_registration_rpc_timeout_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The number of rows to batch for servicing scan requests.</p>
+<p>Timeout for retrieving master registration over RPC.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1004,21 +1003,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>100</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1500</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_scanner_default_batch_size_bytes"><a class="link" href="#kudu-master_scanner_default_batch_size_bytes"><code>--scanner_default_batch_size_bytes</code></a></h2>
+<h2 id="kudu-master_master_addresses"><a class="link" href="#kudu-master_master_addresses"><code>--master_addresses</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The default size for batches of scan results</p>
+<p>Comma-separated list of all the RPC addresses for Master config. This is used to configure the replicated Master process (currently considered experimental). NOTE: if not specified, configures a non-replicated Master.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1028,25 +1027,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_scanner_max_batch_size_bytes"><a class="link" href="#kudu-master_scanner_max_batch_size_bytes"><code>--scanner_max_batch_size_bytes</code></a></h2>
+<h2 id="kudu-master_tserver_unresponsive_timeout_ms"><a class="link" href="#kudu-master_tserver_unresponsive_timeout_ms"><code>--tserver_unresponsive_timeout_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The maximum batch size that a client may request for scan results.</p>
+<p>The period of time that a Master can go without receiving a heartbeat from a tablet server before considering it unresponsive. Unresponsive servers are not selected when assigning replicas during table creation or re-replication.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1060,21 +1059,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>8388608</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>60000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_num_tablets_to_open_simultaneously"><a class="link" href="#kudu-master_num_tablets_to_open_simultaneously"><code>--num_tablets_to_open_simultaneously</code></a></h2>
+<h2 id="kudu-master_rpc_acceptor_listen_backlog"><a class="link" href="#kudu-master_rpc_acceptor_listen_backlog"><code>--rpc_acceptor_listen_backlog</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Number of threads available to open tablets during startup. If this is set to 0 (the default), then the number of bootstrap threads will be set based on the number of data directories. If the data directories are on some very fast storage device such as SSD or a RAID array, it may make sense to manually tune this.</p>
+<p>Socket backlog parameter used when listening for RPC connections. This defines the maximum length to which the queue of pending TCP connections inbound to the RPC server may grow. If a connection request arrives when the queue is full, the client may receive an error. Higher values may help the server ride over bursts of new inbound connection requests.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1088,7 +1087,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>128</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -1099,10 +1098,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_block_cache_type"><a class="link" href="#kudu-master_block_cache_type"><code>--block_cache_type</code></a></h2>
+<h2 id="kudu-master_rpc_dump_all_traces"><a class="link" href="#kudu-master_rpc_dump_all_traces"><code>--rpc_dump_all_traces</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Which type of block cache to use for caching data. Valid choices are 'DRAM' or 'NVM'. DRAM, the default, caches data in regular memory. 'NVM' caches data in a memory-mapped file using the NVML library.</p>
+<p>If true, dump all RPC traces at INFO level</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1112,25 +1111,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>DRAM</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_cfile_default_block_size"><a class="link" href="#kudu-master_cfile_default_block_size"><code>--cfile_default_block_size</code></a></h2>
+<h2 id="kudu-master_rpc_default_keepalive_time_ms"><a class="link" href="#kudu-master_rpc_default_keepalive_time_ms"><code>--rpc_default_keepalive_time_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The default block size to use in cfiles</p>
+<p>If an RPC connection from a client is idle for this amount of time, the server will disconnect the client.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1144,7 +1143,7 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>262144</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>65000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -1155,10 +1154,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_cfile_default_compression_codec"><a class="link" href="#kudu-master_cfile_default_compression_codec"><code>--cfile_default_compression_codec</code></a></h2>
+<h2 id="kudu-master_rpc_trace_negotiation"><a class="link" href="#kudu-master_rpc_trace_negotiation"><code>--rpc_trace_negotiation</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Default cfile block compression codec.</p>
+<p>If enabled, dump traces of all RPC negotiations to the log</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1168,25 +1167,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>none</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,advanced,runtime</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_cfile_do_on_finish"><a class="link" href="#kudu-master_cfile_do_on_finish"><code>--cfile_do_on_finish</code></a></h2>
+<h2 id="kudu-master_rpc_callback_max_cycles"><a class="link" href="#kudu-master_rpc_callback_max_cycles"><code>--rpc_callback_max_cycles</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>What to do to cfile blocks when writing is finished. Possible values are 'close', 'flush', or 'nothing'.</p>
+<p>The maximum number of cycles for which an RPC callback should be allowed to run without emitting a warning. (Advanced debugging option)</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1196,25 +1195,81 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>close</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>100000000</code></p></td>
+</tr>
+<tr>
+<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td>
+</tr>
+</tbody>
+</table>
+</div>
+</div>
+<div class="sect1">
+<h2 id="kudu-master_rpc_negotiation_timeout_ms"><a class="link" href="#kudu-master_rpc_negotiation_timeout_ms"><code>--rpc_negotiation_timeout_ms</code></a></h2>
+<div class="sectionbody">
+<div class="paragraph">
+<p>Timeout for negotiating an RPC connection.</p>
+</div>
+<table class="tableblock frame-all grid-all" style="width: 50%;">
+<colgroup>
+<col style="width: 25%;">
+<col style="width: 75%;">
+</colgroup>
+<tbody>
+<tr>
+<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td>
+</tr>
+<tr>
+<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3000</code></p></td>
+</tr>
+<tr>
+<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td>
+</tr>
+</tbody>
+</table>
+</div>
+</div>
+<div class="sect1">
+<h2 id="kudu-master_rpc_max_message_size"><a class="link" href="#kudu-master_rpc_max_message_size"><code>--rpc_max_message_size</code></a></h2>
+<div class="sectionbody">
+<div class="paragraph">
+<p>The maximum size of a message that any RPC that the server will accept.</p>
+</div>
+<table class="tableblock frame-all grid-all" style="width: 50%;">
+<colgroup>
+<col style="width: 25%;">
+<col style="width: 75%;">
+</colgroup>
+<tbody>
+<tr>
+<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+</tr>
+<tr>
+<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>8388608</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_codegen_dump_functions"><a class="link" href="#kudu-master_codegen_dump_functions"><code>--codegen_dump_functions</code></a></h2>
+<h2 id="kudu-master_web_log_bytes"><a class="link" href="#kudu-master_web_log_bytes"><code>--web_log_bytes</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Whether to print the LLVM IR for generated functions</p>
+<p>The maximum number of bytes to display on the debug webserver’s log page</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1224,25 +1279,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_codegen_dump_mc"><a class="link" href="#kudu-master_codegen_dump_mc"><code>--codegen_dump_mc</code></a></h2>
+<h2 id="kudu-master_max_clock_sync_error_usec"><a class="link" href="#kudu-master_max_clock_sync_error_usec"><code>--max_clock_sync_error_usec</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Whether to dump the disassembly of the machine code for generated functions.</p>
+<p>Maximum allowed clock synchronization error as reported by NTP before the server will abort.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1252,25 +1307,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>10000000</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_codegen_time_compilation"><a class="link" href="#kudu-master_codegen_time_compilation"><code>--codegen_time_compilation</code></a></h2>
+<h2 id="kudu-master_rpc_num_acceptors_per_address"><a class="link" href="#kudu-master_rpc_num_acceptors_per_address"><code>--rpc_num_acceptors_per_address</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Whether to print time that each code generation request took.</p>
+<p>Number of RPC acceptor threads for each bound address</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1280,25 +1335,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_block_coalesce_close"><a class="link" href="#kudu-master_block_coalesce_close"><code>--block_coalesce_close</code></a></h2>
+<h2 id="kudu-master_rpc_num_service_threads"><a class="link" href="#kudu-master_rpc_num_service_threads"><code>--rpc_num_service_threads</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Coalesce synchronization of data during CloseBlocks()</p>
+<p>Number of RPC worker threads to run</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1308,25 +1363,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>10</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_block_manager"><a class="link" href="#kudu-master_block_manager"><code>--block_manager</code></a></h2>
+<h2 id="kudu-master_rpc_service_queue_length"><a class="link" href="#kudu-master_rpc_service_queue_length"><code>--rpc_service_queue_length</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Which block manager to use for storage. Valid options are 'file' and 'log'.</p>
+<p>Default length of queue for incoming RPC requests</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1336,11 +1391,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>log</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>50</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -1351,10 +1406,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_block_manager_test_hole_punching"><a class="link" href="#kudu-master_log_block_manager_test_hole_punching"><code>--log_block_manager_test_hole_punching</code></a></h2>
+<h2 id="kudu-master_num_reactor_threads"><a class="link" href="#kudu-master_num_reactor_threads"><code>--num_reactor_threads</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Ensure hole punching is supported by the underlying filesystem</p>
+<p>Number of libev reactor threads to start.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1364,25 +1419,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>4</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">unsafe,advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_container_max_size"><a class="link" href="#kudu-master_log_container_max_size"><code>--log_container_max_size</code></a></h2>
+<h2 id="kudu-master_metrics_log_interval_ms"><a class="link" href="#kudu-master_metrics_log_interval_ms"><code>--metrics_log_interval_ms</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Maximum size (soft) of a log container</p>
+<p>Interval (in milliseconds) at which the server will dump its metrics to a local log file. The log files are located in the same directory as specified by the -log_dir flag. If this is not a positive value, then metrics logging will be disabled.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1392,11 +1447,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">uint64</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>10737418240</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -1407,10 +1462,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_log_container_preallocate_bytes"><a class="link" href="#kudu-master_log_container_preallocate_bytes"><code>--log_container_preallocate_bytes</code></a></h2>
+<h2 id="kudu-master_webserver_max_post_length_bytes"><a class="link" href="#kudu-master_webserver_max_post_length_bytes"><code>--webserver_max_post_length_bytes</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Number of bytes to preallocate in a log container when creating new blocks. Set to 0 to disable preallocation</p>
+<p>The maximum length of a POST request that will be accepted by the embedded web server.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1420,25 +1475,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">uint64</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>33554432</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_rpc_acceptor_listen_backlog"><a class="link" href="#kudu-master_rpc_acceptor_listen_backlog"><code>--rpc_acceptor_listen_backlog</code></a></h2>
+<h2 id="kudu-master_webserver_doc_root"><a class="link" href="#kudu-master_webserver_doc_root"><code>--webserver_doc_root</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>Socket backlog parameter used when listening for RPC connections. This defines the maximum length to which the queue of pending TCP connections inbound to the RPC server may grow. If a connection request arrives when the queue is full, the client may receive an error. Higher values may help the server ride over bursts of new inbound connection requests.</p>
+<p>Files under <webserver_doc_root> are accessible via the debug webserver. Defaults to $KUDU_HOME/www, or if $KUDU_HOME is not set, disables the document root</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1448,11 +1503,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>128</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -1463,10 +1518,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_rpc_dump_all_traces"><a class="link" href="#kudu-master_rpc_dump_all_traces"><code>--rpc_dump_all_traces</code></a></h2>
+<h2 id="kudu-master_webserver_enable_doc_root"><a class="link" href="#kudu-master_webserver_enable_doc_root"><code>--webserver_enable_doc_root</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>If true, dump all RPC traces at INFO level</p>
+<p>If true, webserver may serve static files from the webserver_doc_root</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1480,21 +1535,21 @@ for informational purposes only. They are subject to change or be removed withou
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_rpc_default_keepalive_time_ms"><a class="link" href="#kudu-master_rpc_default_keepalive_time_ms"><code>--rpc_default_keepalive_time_ms</code></a></h2>
+<h2 id="kudu-master_webserver_interface"><a class="link" href="#kudu-master_webserver_interface"><code>--webserver_interface</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>If an RPC connection from a client is idle for this amount of time, the server will disconnect the client.</p>
+<p>Interface to start debug webserver on. If blank, webserver binds to 0.0.0.0</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1504,11 +1559,11 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>65000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
@@ -1519,10 +1574,10 @@ for informational purposes only. They are subject to change or be removed withou
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_rpc_callback_max_cycles"><a class="link" href="#kudu-master_rpc_callback_max_cycles"><code>--rpc_callback_max_cycles</code></a></h2>
+<h2 id="kudu-master_webserver_num_worker_threads"><a class="link" href="#kudu-master_webserver_num_worker_threads"><code>--webserver_num_worker_threads</code></a></h2>
<div class="sectionbody">
<div class="paragraph">
-<p>The maximum number of cycles for which an RPC callback should be allowed to run without emitting a warning. (Advanced debugging option)</p>
+<p>Maximum number of threads to start for handling web server requests</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
@@ -1532,25 +1587,25 @@ for informational purposes only. They are subject to change or be removed withou
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock"><code>100000000</code></p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><code>50</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
-<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="sect1">
-<h2 id="kudu-master_rpc_negotiation_timeout_ms"><a class="link" href="#kudu-master_rpc_negotiation_timeout_ms"><code>--rpc_negotiation_timeout_
<TRUNCATED>