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Hudson commented on HBASE-12016: -------------------------------- SUCCESS: Integrated in HBase-TRUNK #5632 (See [https://builds.apache.org/job/HBase-TRUNK/5632/]) HBASE-12016 Reduce number of versions in Meta table. Make it configurable (Andrey Stepachev) (tedyu: rev a8be606145b979be89d85e6191a3e3df8ab05545) * hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterFileSystem.java * hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/FSHLog.java * hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java * hbase-server/src/test/java/org/apache/hadoop/hbase/TestTableDescriptor.java * hbase-server/src/main/java/org/apache/hadoop/hbase/migration/NamespaceUpgrade.java * hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java * hbase-client/src/test/java/org/apache/hadoop/hbase/TestHColumnDescriptor.java * hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestGetClosestAtOrBefore.java * hbase-server/src/test/java/org/apache/hadoop/hbase/replication/TestReplicationWALEntryFilters.java * hbase-server/src/test/java/org/apache/hadoop/hbase/TestFSTableDescriptorForceCreation.java * hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegionInfo.java * hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsck.java * hbase-client/src/main/java/org/apache/hadoop/hbase/HTableDescriptor.java * hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterFailover.java * hbase-server/src/main/java/org/apache/hadoop/hbase/TableDescriptor.java * hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestFSTableDescriptors.java * hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionManager.java * hbase-server/src/main/java/org/apache/hadoop/hbase/util/MetaUtils.java * hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java * hbase-server/src/main/java/org/apache/hadoop/hbase/util/HBaseFsck.java * hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestMergeTable.java * hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin.java * hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessController.java * hbase-server/src/main/java/org/apache/hadoop/hbase/snapshot/SnapshotManifest.java * hbase-server/src/main/java/org/apache/hadoop/hbase/util/FSTableDescriptors.java * hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestCase.java * hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestMergeTool.java * hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestLogRollingNoCluster.java * hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java * hbase-client/src/test/java/org/apache/hadoop/hbase/TestHTableDescriptor.java > Reduce number of versions in Meta table. Make it configurable > ------------------------------------------------------------- > > Key: HBASE-12016 > URL: https://issues.apache.org/jira/browse/HBASE-12016 > Project: HBase > Issue Type: Improvement > Affects Versions: 2.0.0 > Reporter: Andrey Stepachev > Assignee: Andrey Stepachev > Priority: Minor > Fix For: 2.0.0, 0.98.8, 0.99.1 > > Attachments: HBASE-12016.patch, HBASE-12016.patch, HBASE-12016.patch, > HBASE-12016.patch, HBASE-12016.patch, HBASE-12016.patch, HBASE-12016.patch > > > Currently meta keeps up to 10 versions of each KV. > For big metas it leads to substantial memory overhead and scan slowdowns. > (see https://issues.apache.org/jira/browse/HBASE-11165 ) > Need to keep reasonable number of versions (suggested value is 3). > Number of versions configurable via parameter: hbase.meta.versions -- This message was sent by Atlassian JIRA (v6.3.4#6332)