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Hudson commented on HBASE-9918: ------------------------------- SUCCESS: Integrated in HBase-TRUNK #4678 (See [https://builds.apache.org/job/HBase-TRUNK/4678/]) HBASE-9918: MasterAddressTracker & ZKNamespaceManager ZK listeners are missed after master recovery (jeffreyz: rev 1540933) * /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java * /hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/TestZooKeeper.java > MasterAddressTracker & ZKNamespaceManager ZK listeners are missed after > master recovery > --------------------------------------------------------------------------------------- > > Key: HBASE-9918 > URL: https://issues.apache.org/jira/browse/HBASE-9918 > Project: HBase > Issue Type: Bug > Reporter: Jeffrey Zhong > Assignee: Jeffrey Zhong > Fix For: 0.98.0, 0.96.1 > > Attachments: HBase-9918.patch, hbase-9918.v1.patch > > > TestZooKeeper#testRegionAssignmentAfterMasterRecoveryDueToZKExpiry always > failed at the following verification for me in my dev env(you have to run the > single test not the whole TestZooKeeper suite to reproduce) > {code} > assertEquals("Number of rows should be equal to number of puts.", > numberOfPuts, numberOfRows); > {code} > We missed two ZK listeners after master recovery MasterAddressTracker & > ZKNamespaceManager. > My current patch is to fix the JIRA issue while I'm wondering if we should > totally remove the master failover implementation when ZK session expired > because this causes reinitialize HMaster partially which is error prone and > not a clean state to start from. > -- This message was sent by Atlassian JIRA (v6.1#6144)