MAPREDUCE-5128. mapred-default.xml is missing a bunch of history server configs. (sandyr via tucu)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1469096 13f79535-47bb-0310-9956-ffa450edef68
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@ -152,6 +152,9 @@ Release 2.0.5-beta - UNRELEASED
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MAPREDUCE-5140. MR part of YARN-514 (Zhijie Shen via bikas)
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MAPREDUCE-5128. mapred-default.xml is missing a bunch of history server
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configs. (sandyr via tucu)
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Release 2.0.4-alpha - UNRELEASED
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INCOMPATIBLE CHANGES
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@ -586,6 +586,14 @@
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<description>The max percent (0-1) of running tasks that
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can be speculatively re-executed at any time.</description>
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</property>
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<property>
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<name>mapreduce.job.map.output.collector.class</name>
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<value>org.apache.hadoop.mapred.MapTask$MapOutputBuffer</value>
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<description>
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It defines the MapOutputCollector implementation to use.
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</description>
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</property>
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<property>
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<name>mapreduce.job.speculative.slowtaskthreshold</name>
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@ -1471,11 +1479,89 @@
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</property>
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<property>
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<name>mapreduce.job.map.output.collector.class</name>
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<value>org.apache.hadoop.mapred.MapTask$MapOutputBuffer</value>
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<description>
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It defines the MapOutputCollector implementation to use.
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<name>mapreduce.jobhistory.intermediate-done-dir</name>
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<value>${yarn.app.mapreduce.am.staging-dir}/history/done_intermediate</value>
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<description></description>
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</property>
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<property>
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<name>mapreduce.jobhistory.done-dir</name>
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<value>${yarn.app.mapreduce.am.staging-dir}/history/done</value>
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<description></description>
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</property>
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<property>
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<name>mapreduce.jobhistory.cleaner.enable</name>
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<value>true</value>
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<description></description>
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</property>
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<property>
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<name>mapreduce.jobhistory.cleaner.interval-ms</name>
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<value>86400000</value>
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<description> How often the job history cleaner checks for files to delete,
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in milliseconds. Defaults to 86400000 (one day). Files are only deleted if
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they are older than mapreduce.jobhistory.max-age-ms.
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</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.max-age-ms</name>
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<value>604800000</value>
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<description> Job history files older than this many milliseconds will
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be deleted when the history cleaner runs. Defaults to 604800000 (1 week).
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</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.client.thread-count</name>
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<value>10</value>
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<description>The number of threads to handle client API requests</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.datestring.cache.size</name>
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<value>200000</value>
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<description>Size of the date string cache. Effects the number of directories
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which will be scanned to find a job.</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.joblist.cache.size</name>
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<value>20000</value>
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<description>Size of the job list cache</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.loadedjobs.cache.size</name>
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<value>5</value>
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<description>Size of the loaded job cache</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.move.interval-ms</name>
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<value>180000</value>
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<description>Scan for history files to more from intermediate done dir to done
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dir at this frequency.
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</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.move.thread-count</name>
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<value>3</value>
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<description>The number of threads used to move files.</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.store.class</name>
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<value></value>
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<description>The HistoryStorage class to use to cache history data.</description>
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</property>
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<property>
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<name>mapreduce.jobhistory.minicluster.fixed.ports</name>
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<value>false</value>
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<description>Whether to use fixed ports with the minicluster</description>
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</property>
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</configuration>
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