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Hudson commented on MAPREDUCE-6141: ----------------------------------- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #86 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk-Java8/86/]) MAPREDUCE-6141. History server leveldb recovery store. Contributed by Jason Lowe (jlowe: rev 56b7ec71a69820ae12b4b9e2eb04b7368f721dbf) * hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml * hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/TestHistoryServerLeveldbStateStoreService.java * hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/pom.xml * hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/jobhistory/JHAdminConfig.java * hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/HistoryServerLeveldbStateStoreService.java * hadoop-mapreduce-project/CHANGES.txt > History server leveldb recovery store > ------------------------------------- > > Key: MAPREDUCE-6141 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-6141 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: jobhistoryserver > Reporter: Jason Lowe > Assignee: Jason Lowe > Fix For: 2.7.0 > > Attachments: MAPREDUCE-6141.patch, MAPREDUCE-6141v2.patch, > MAPREDUCE-6141v2.patch > > > It would be nice to have a leveldb option to the job history server recovery > store. Leveldb would provide some benefits over the existing filesystem > store such as better support for atomic operations, fewer I/O ops per state > update, and far fewer total files on the filesystem. -- This message was sent by Atlassian JIRA (v6.3.4#6332)