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HDFS-5853. Add "hadoop.user.group.metrics.percentiles.intervals" to hdfs-default.xml (aajisaka) 

(cherry picked from commit aa55fd3096)
This commit is contained in:
Akira Ajisaka 2015-03-01 01:16:36 -08:00
parent 0e10c70445
commit d664705fd1
2 changed files with 14 additions and 0 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -390,6 +390,9 @@ Release 2.7.0 - UNRELEASED
HDFS-7685. Document dfs.namenode.heartbeat.recheck-interval in
hdfs-default.xml. (Kai Sasaki via aajisaka)
HDFS-5853. Add "hadoop.user.group.metrics.percentiles.intervals" to
hdfs-default.xml. (aajisaka)
OPTIMIZATIONS
HDFS-7454. Reduce memory footprint for AclEntries in NameNode.

11
hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
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@ -1508,6 +1508,17 @@
</description>
</property>
<property>
<name>hadoop.user.group.metrics.percentiles.intervals</name>
<value></value>
<description>
A comma-separated list of the granularity in seconds for the metrics
which describe the 50/75/90/95/99th percentile latency for group resolution
in milliseconds.
By default, percentile latency metrics are disabled.
</description>
</property>
<property>
<name>dfs.encrypt.data.transfer</name>
<value>false</value>