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Posted to commits@bookkeeper.apache.org by gi...@apache.org on 2018/06/19 18:35:22 UTC
[bookkeeper] branch asf-site updated: Updated site at revision
7204d37
This is an automated email from the ASF dual-hosted git repository.
git-site-role pushed a commit to branch asf-site
in repository https://gitbox.apache.org/repos/asf/bookkeeper.git
The following commit(s) were added to refs/heads/asf-site by this push:
new 7679950 Updated site at revision 7204d37
7679950 is described below
commit 7679950229f348853a7fb58b0a4dcf70dd80ba64
Author: jenkins <bu...@apache.org>
AuthorDate: Tue Jun 19 18:35:19 2018 +0000
Updated site at revision 7204d37
---
.../docs/4.7.1/overview/releaseNotes/index.html | 695 +++++++++++++++++++++
1 file changed, 695 insertions(+)
diff --git a/content/docs/4.7.1/overview/releaseNotes/index.html b/content/docs/4.7.1/overview/releaseNotes/index.html
new file mode 100644
index 0000000..dfcac46
--- /dev/null
+++ b/content/docs/4.7.1/overview/releaseNotes/index.html
@@ -0,0 +1,695 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>Apache BookKeeper™ - Apache BookKeeper 4.7.1 Release Notes</title>
+
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+ <h1 class="title">Apache BookKeeper 4.7.1 Release Notes</h1>
+ </div>
+ </div>
+
+ </nav>
+
+
+ </header>
+
+ <hr />
+
+ <div class="content">
+ <section class="bk-main-content">
+ <p>This is the eleventh release of Apache BookKeeper!</p>
+
+<p>The 4.7.1 release is a bugfix release which fixes a bunch of issues reported from users of 4.7.0.</p>
+
+<p>Apache BookKeeper users who are using 4.7.0 are encouraged to upgrade to 4.7.1. The technical details of this release are summarized
+below.</p>
+
+<h2 id="highlights">Highlights</h2>
+
+<ul>
+ <li>
+ <p>Performance enhancement on eliminating bytes copying in <code class="highlighter-rouge">AddEntry</code> code path, see <a href="https://github.com/apache/bookkeeper/pull/1361">apache/bookkeeper#1361</a></p>
+ </li>
+ <li>
+ <p>Introduce Fast and Garbage-Free Statistics Timers in Codahale Stats Provider, see <a href="https://github.com/apache/bookkeeper/pull/1364">apache/bookkeeper#1364</a></p>
+ </li>
+ <li>
+ <p>Fix OrderedScheduler handling null key, see <a href="https://github.com/apache/bookkeeper/pull/1372">apache/bookkeeper#1372</a></p>
+ </li>
+ <li>
+ <p>Fix zookeeper ledger manager on handling no ledger exists, see <a href="https://github.com/apache/bookkeeper/pull/1382">apache/bookkeeper#1382</a></p>
+ </li>
+ <li>
+ <p>Fix long poll reads when ensemble size is larger than write quorum size, see <a href="https://github.com/apache/bookkeeper/pull/1404">apache/bookkeeper#1404</a></p>
+ </li>
+ <li>
+ <p>Fix IllegalReferenceCount on filling readahead cache for DbLedgerStorage, see <a href="https://github.com/apache/bookkeeper/issues/1487">apache/bookkeeper#1487</a></p>
+ </li>
+ <li>
+ <p>Fix LedgerEntry recycling issue on long poll speculative reads, see <a href="https://github.com/apache/bookkeeper/pull/1509">apache/bookkeeper#1509</a></p>
+ </li>
+ <li>
+ <p>Various bug fixes and improvements around bookkeeper table service, see changes under <a href="https://github.com/apache/bookkeeper/issues?utf8=%E2%9C%93&q=is%3Aclosed+label%3Aarea%2Ftableservice+label%3Arelease%2F4.7.1">apache/bookkeeper#release/4.7.1</a></p>
+ </li>
+</ul>
+
+<h3 id="dependencies-upgrade">Dependencies Upgrade</h3>
+
+<p>Here is a list of dependencies changed in 4.7.1:</p>
+
+<ul>
+ <li><a href="https://grpc.io/">Grpc</a> is upgraded from <code class="highlighter-rouge">1.5.0</code> to <code class="highlighter-rouge">1.12.0</code>. See <a href="https://github.com/apache/bookkeeper/pull/1441">apache/bookkeeper#1441</a></li>
+ <li><a href="http://netty.io/">Netty</a> is upgraded from <code class="highlighter-rouge">4.1.12</code> to <code class="highlighter-rouge">4.1.22</code>. See <a href="https://github.com/apache/bookkeeper/pull/1441">apache/bookkeeper#1441</a></li>
+ <li><a href="https://developers.google.com/protocol-buffers/">Protobuf</a> is upgraded from <code class="highlighter-rouge">3.4.0</code> to <code class="highlighter-rouge">3.5.1</code>. See <a href="https://github.com/apache/bookkeeper/pull/1466">apache/bookkeeper#1466</a></li>
+ <li><a href="http://rocksdb.org/">RocksDB</a> is upgraded from <code class="highlighter-rouge">5.8.6</code> to <code class="highlighter-rouge">5.13.1</code>. See <a href="https://github.com/apache/bookkeeper/pull/1466">apache/bookkeeper#1466</a></li>
+</ul>
+
+<p><code class="highlighter-rouge">Reflective setAccessible(true)</code> is disabled by default in Netty while using java9+. This might result in performance degradation. Consider reenabling <code class="highlighter-rouge">Reflective setAccessible(true)</code> by setting
+environment value <code class="highlighter-rouge">io.netty.tryReflectionSetAccessible</code> to <code class="highlighter-rouge">true</code>. See <a href="https://github.com/netty/netty/pull/7650">netty/netty#7650</a> for more details.</p>
+
+<h2 id="full-list-of-changes">Full list of changes</h2>
+
+<ul>
+ <li><a href="https://github.com/apache/bookkeeper/issues?q=label%3Arelease%2F4.7.1+is%3Aclosed">https://github.com/apache/bookkeeper/issues?q=label%3Arelease%2F4.7.1+is%3Aclosed</a></li>
+</ul>
+
+ </section>
+
+
+ </div>
+ </div>
+
+ <div class="column is-2 is-hidden-mobile">
+
+
+<div class="toc">
+ <h2 class="title">Apache BookKeeper 4.7.1 Release Notes</h2>
+ <ul class="section-nav">
+<li class="toc-entry toc-h2"><a href="#highlights">Highlights</a></li>
+<li class="toc-entry toc-h3"><a href="#dependencies-upgrade">Dependencies Upgrade</a></li>
+<li class="toc-entry toc-h2"><a href="#full-list-of-changes">Full list of changes</a></li>
+</ul>
+</div>
+
+
+
+ </div>
+ </div>
+</div>
+
+
+
+<div id="entry-popover-html" class="popover-template">
+ <p>An entry is a sequence of bytes (plus some metadata) written to a BookKeeper ledger. Entries are also known as records.</p>
+
+</div>
+
+<div id="ledger-popover-html" class="popover-template">
+ <p>A ledger is a sequence of entries written to BookKeeper. Entries are written sequentially to ledgers and at most once, giving ledgers append-only semantics.</p>
+
+</div>
+
+<div id="bookie-popover-html" class="popover-template">
+ <p>A bookie is an individual BookKeeper storage server.</p>
+
+<p>Bookies store the content of ledgers and act as a distributed ensemble.</p>
+
+</div>
+
+<div id="rereplication-popover-html" class="popover-template">
+ <p>A subsystem that runs in the background on bookies to ensure that ledgers are fully replicated even if one bookie from the ensemble is down.</p>
+
+</div>
+
+<div id="striping-popover-html" class="popover-template">
+ <p>Striping is the process of distributing BookKeeper ledgers to sub-groups of bookies rather than to all bookies in a BookKeeper ensemble.</p>
+
+<p>Striping is essential to ensuring fast performance.</p>
+
+</div>
+
+<div id="journal-popover-html" class="popover-template">
+ <p>A journal file stores BookKeeper transaction logs.</p>
+
+</div>
+
+<div id="fencing-popover-html" class="popover-template">
+ <p>When a reader forces a ledger to close, preventing any further entries from being written to the ledger.</p>
+
+</div>
+
+<div id="record-popover-html" class="popover-template">
+ <p>A record is a sequence of bytes (plus some metadata) written to a BookKeeper ledger. Records are also known as entries.</p>
+
+</div>
+
+
+<script type="text/javascript">
+
+tippy('#entry-popover', {
+ html: '#entry-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+tippy('#ledger-popover', {
+ html: '#ledger-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+tippy('#bookie-popover', {
+ html: '#bookie-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+tippy('#rereplication-popover', {
+ html: '#rereplication-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+tippy('#striping-popover', {
+ html: '#striping-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+tippy('#journal-popover', {
+ html: '#journal-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+tippy('#fencing-popover', {
+ html: '#fencing-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+tippy('#record-popover', {
+ html: '#record-popover-html',
+ arrow: true,
+ animation: 'fade'
+});
+
+</script>
+
+ </main>
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+ Copyright © 2016 - 2018 <a href="https://www.apache.org/">The Apache Software Foundation</a>,<br /> licensed under the <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, version 2.0</a>.
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