[
https://issues.apache.org/jira/browse/HBASE-9313?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13752915#comment-13752915
]
Hudson commented on HBASE-9313:
-------------------------------
SUCCESS: Integrated in hbase-0.95 #500 (See
[https://builds.apache.org/job/hbase-0.95/500/])
HBASE-9313 NamespaceJanitor is spammy when the namespace table moves (jdcryans:
rev 1518329)
*
/hbase/branches/0.95/hbase-client/src/main/java/org/apache/hadoop/hbase/client/RpcRetryingCaller.java
> NamespaceJanitor is spammy when the namespace table moves
> ---------------------------------------------------------
>
> Key: HBASE-9313
> URL: https://issues.apache.org/jira/browse/HBASE-9313
> Project: HBase
> Issue Type: Improvement
> Affects Versions: 0.95.2
> Reporter: Jean-Daniel Cryans
> Assignee: Jean-Daniel Cryans
> Fix For: 0.98.0, 0.96.0
>
> Attachments: HBASE-9313.patch
>
>
> Although region movements are part of a healthy HBase lifestyle, the
> NamespaceJanitor WARNs about it:
> {noformat}
> 2013-08-22 22:35:48,872 WARN [NamespaceJanitor-jdec2hbase0403-1:60000]
> org.apache.hadoop.hbase.client.RpcRetryingCaller: Call exception, tries=0,
> retries=350, retryTime=-4ms
> org.apache.hadoop.hbase.NotServingRegionException:
> org.apache.hadoop.hbase.NotServingRegionException: Region is not online:
> 640d4b4d9432f23f1638700217d34764
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
> at
> org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:95)
> at
> org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:79)
> at
> org.apache.hadoop.hbase.protobuf.ProtobufUtil.getRemoteException(ProtobufUtil.java:235)
> at
> org.apache.hadoop.hbase.client.ScannerCallable.openScanner(ScannerCallable.java:300)
> at
> org.apache.hadoop.hbase.client.ScannerCallable.call(ScannerCallable.java:148)
> at
> org.apache.hadoop.hbase.client.ScannerCallable.call(ScannerCallable.java:57)
> at
> org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithRetries(RpcRetryingCaller.java:120)
> at
> org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithRetries(RpcRetryingCaller.java:98)
> at
> org.apache.hadoop.hbase.client.ClientScanner.nextScanner(ClientScanner.java:239)
> at
> org.apache.hadoop.hbase.client.ClientScanner.<init>(ClientScanner.java:153)
> at
> org.apache.hadoop.hbase.client.ClientScanner.<init>(ClientScanner.java:100)
> at org.apache.hadoop.hbase.client.HTable.getScanner(HTable.java:696)
> at org.apache.hadoop.hbase.client.HTable.getScanner(HTable.java:707)
> at
> org.apache.hadoop.hbase.master.TableNamespaceManager.list(TableNamespaceManager.java:185)
> at
> org.apache.hadoop.hbase.master.HMaster.listNamespaceDescriptors(HMaster.java:3149)
> at
> org.apache.hadoop.hbase.master.NamespaceJanitor.removeOrphans(NamespaceJanitor.java:102)
> at
> org.apache.hadoop.hbase.master.NamespaceJanitor.chore(NamespaceJanitor.java:86)
> at org.apache.hadoop.hbase.Chore.run(Chore.java:80)
> at java.lang.Thread.run(Thread.java:662)
> Caused by: org.apache.hadoop.hbase.ipc.RemoteWithExtrasException:
> org.apache.hadoop.hbase.NotServingRegionException: Region is not online:
> 640d4b4d9432f23f1638700217d34764
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionByEncodedName(HRegionServer.java:2565)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:3927)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.scan(HRegionServer.java:3004)
> at
> org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:26847)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2156)
> at
> org.apache.hadoop.hbase.ipc.RpcServer$Handler.run(RpcServer.java:1861)
> at org.apache.hadoop.hbase.ipc.RpcClient.call(RpcClient.java:1426)
> at
> org.apache.hadoop.hbase.ipc.RpcClient.callBlockingMethod(RpcClient.java:1630)
> at
> org.apache.hadoop.hbase.ipc.RpcClient$BlockingRpcChannelImplementation.callBlockingMethod(RpcClient.java:1687)
> at
> org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$BlockingStub.scan(ClientProtos.java:27303)
> at
> org.apache.hadoop.hbase.client.ScannerCallable.openScanner(ScannerCallable.java:291)
> ... 15 more
> {noformat}
> This should not be printed.
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