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Posted to common-commits@hadoop.apache.org by lj...@apache.org on 2020/10/08 07:21:26 UTC
[hadoop] branch trunk updated: HDFS-15610 Reduced datanode
upgrade/hardlink thread from 12 to 6 (#2365)
This is an automated email from the ASF dual-hosted git repository.
ljain pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/hadoop.git
The following commit(s) were added to refs/heads/trunk by this push:
new 735e85a HDFS-15610 Reduced datanode upgrade/hardlink thread from 12 to 6 (#2365)
735e85a is described below
commit 735e85a1d2036585075b81d1fb2fd302e89eb363
Author: Karthik Palanisamy <kp...@cloudera.com>
AuthorDate: Thu Oct 8 00:21:04 2020 -0700
HDFS-15610 Reduced datanode upgrade/hardlink thread from 12 to 6 (#2365)
---
.../hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java | 2 +-
hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
index 014b922..1956625 100755
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
@@ -1386,7 +1386,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
"dfs.datanode.parallel.volumes.load.threads.num";
public static final String DFS_DATANODE_BLOCK_ID_LAYOUT_UPGRADE_THREADS_KEY =
"dfs.datanode.block.id.layout.upgrade.threads";
- public static final int DFS_DATANODE_BLOCK_ID_LAYOUT_UPGRADE_THREADS = 12;
+ public static final int DFS_DATANODE_BLOCK_ID_LAYOUT_UPGRADE_THREADS = 6;
public static final String DFS_NAMENODE_INOTIFY_MAX_EVENTS_PER_RPC_KEY =
"dfs.namenode.inotify.max.events.per.rpc";
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
index 03fb599..7b591c1 100755
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
@@ -3296,7 +3296,7 @@
<property>
<name>dfs.datanode.block.id.layout.upgrade.threads</name>
- <value>12</value>
+ <value>6</value>
<description>The number of threads to use when creating hard links from
current to previous blocks during upgrade of a DataNode to block ID-based
block layout (see HDFS-6482 for details on the layout).</description>
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