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Posted to issues@hbase.apache.org by "Vikas Vishwakarma (JIRA)" <ji...@apache.org> on 2015/04/02 15:30:15 UTC
[jira] [Created] (HBASE-13388) Handling NullPointer in
ZKProcedureMemberRpcs while getting ZNode data
Vikas Vishwakarma created HBASE-13388:
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Summary: Handling NullPointer in ZKProcedureMemberRpcs while getting ZNode data
Key: HBASE-13388
URL: https://issues.apache.org/jira/browse/HBASE-13388
Project: HBase
Issue Type: Bug
Affects Versions: 2.0.0
Reporter: Vikas Vishwakarma
Assignee: Vikas Vishwakarma
Priority: Minor
Fix For: 2.0.0
Attachments: HBASE-13388.patch
Handling a minor NullPointer in ZKProcedureMemberRpcs while getting ZNode data. Does not have any functional impact is just a little cleaner
2015-04-01 10:04:32,913 INFO [ver60020-EventThread] procedure.ZKProcedureMemberRpcs - Received procedure start children changed event: /hbase/online-snapshot/acquired
2015-04-01 10:04:32,913 DEBUG [ver60020-EventThread] procedure.ZKProcedureMemberRpcs - Looking for new procedures under znode:'/hbase/online-snapshot/acquired'
2015-04-01 10:04:32,916 DEBUG [ver60020-EventThread] procedure.ZKProcedureMemberRpcs - Found procedure znode: /hbase/online-snapshot/acquired/test13
2015-04-01 10:04:32,917 ERROR [ver60020-EventThread] zookeeper.ClientCnxn - Error while calling watcher
java.lang.NullPointerException
at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.startNewSubprocedure(ZKProcedureMemberRpcs.java:203)
at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.waitForNewProcedures(ZKProcedureMemberRpcs.java:172)
at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.access$100(ZKProcedureMemberRpcs.java:55)
at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs$1.nodeChildrenChanged(ZKProcedureMemberRpcs.java:107)
at org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:351)
at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
2015-04-01 10:04:32,917 INFO [ver60020-EventThread] procedure.ZKProcedureMemberRpcs - Received procedure start children changed event: /hbase/online-snapshot/acquired
2015-04-01 10:04:32,917 DEBUG [ver60020-EventThread] procedure.ZKProcedureMemberRpcs - Looking for new procedures under znode:'/hbase/online-snapshot/acquired'
2015-04-01 10:04:32,918 INFO [ver60020-EventThread] procedure.ZKProcedureMemberRpcs - Received procedure abort children changed event: /hbase/online-snapshot/abort
2015-04-01 10:04:32,918 DEBUG [ver60020-EventThread] procedure.ZKProcedureMemberRpcs - Checking for aborted procedures on node: '/hbase/online-snapshot/abort'
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