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HDFS-11466. Change dfs.namenode.write-lock-reporting-threshold-ms default from 1000ms to 5000ms. Contributed by Andrew Wang. 

(cherry picked from commit d269b488a7)
This commit is contained in:
Zhe Zhang 2017-02-28 09:00:49 -08:00
parent 58eefc71c7
commit 5fb785e154
2 changed files with 2 additions and 2 deletions
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2
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
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@ -399,7 +399,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
// event to be logged
public static final String DFS_NAMENODE_WRITE_LOCK_REPORTING_THRESHOLD_MS_KEY =
"dfs.namenode.write-lock-reporting-threshold-ms";
public static final long DFS_NAMENODE_WRITE_LOCK_REPORTING_THRESHOLD_MS_DEFAULT = 1000L;
public static final long DFS_NAMENODE_WRITE_LOCK_REPORTING_THRESHOLD_MS_DEFAULT = 5000L;
public static final String DFS_NAMENODE_READ_LOCK_REPORTING_THRESHOLD_MS_KEY =
"dfs.namenode.read-lock-reporting-threshold-ms";
public static final long DFS_NAMENODE_READ_LOCK_REPORTING_THRESHOLD_MS_DEFAULT = 5000L;

2
hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
View File

@ -2657,7 +2657,7 @@
<property>
<name>dfs.namenode.write-lock-reporting-threshold-ms</name>
<value>1000</value>
<value>5000</value>
<description>When a write lock is held on the namenode for a long time,
this will be logged as the lock is released. This sets how long the
lock must be held for logging to occur.