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From "John Vines (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ACCUMULO-3708) datanode blacklist error should be reclassified as a warning
Date Thu, 02 Apr 2015 17:20:53 GMT

    [ https://issues.apache.org/jira/browse/ACCUMULO-3708?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14392979#comment-14392979
] 

John Vines commented on ACCUMULO-3708:
--------------------------------------

Ahh, ty

> datanode blacklist error should be reclassified as a warning
> ------------------------------------------------------------
>
>                 Key: ACCUMULO-3708
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-3708
>             Project: Accumulo
>          Issue Type: Bug
>    Affects Versions: 1.6.2
>            Reporter: Adam Fuchs
>            Priority: Minor
>
> Saw the following exceptions when running a continuous ingest test. The first one is
logged as a warning:
> {code}
> MinC failed (File /accumulo/tables/1/t-00013pl/F0006irt.rf_tmp could only be replicated
to 0 nodes instead of minReplication (=1).  There are 1 datanode(s) running and 1 node(s)
are excluded in this operation.
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1549)
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:3203)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:641)
> 	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:482)
> 	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> 	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> 	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:962)
> 	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2039)
> 	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2035)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:415)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
> 	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2033)
> ) to create hdfs://ip-10-10-1-252.ec2.internal:8020/accumulo/tables/1/t-00013pl/F0006irt.rf_tmp
retrying ...
> {code}
> The second is logged as an error:
> {code}
> org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /accumulo/tables/1/t-00013pl/F0006irt.rf_tmp
could only be replicated to 0 nodes instead of minReplication (=1).  There are 1 datanode(s)
running and 1 node(s) are excluded in this operation.
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1549)
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:3203)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:641)
> 	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:482)
> 	at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> 	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> 	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:962)
> 	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2039)
> 	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2035)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:415)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
> 	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2033)
> 	org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /accumulo/tables/1/t-00013pl/F0006irt.rf_tmp
could only be replicated to 0 nodes instead of minReplication (=1).  There are 1 datanode(s)
running and 1 node(s) are excluded in this operation.
> 		at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1549)
> 		at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:3203)
> 		at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:641)
> 		at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:482)
> 		at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> 		at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
> 		at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:962)
> 		at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2039)
> 		at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2035)
> 		at java.security.AccessController.doPrivileged(Native Method)
> 		at javax.security.auth.Subject.doAs(Subject.java:415)
> 		at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
> 		at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2033)	
> 		at org.apache.hadoop.ipc.Client.call(Client.java:1468)
> 		at org.apache.hadoop.ipc.Client.call(Client.java:1399)
> 		at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
> 		at com.sun.proxy.$Proxy20.addBlock(Unknown Source)
> 		at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:399)
> 		at sun.reflect.GeneratedMethodAccessor20.invoke(Unknown Source)
> 		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 		at java.lang.reflect.Method.invoke(Method.java:606)
> 		at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
> 		at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
> 		at com.sun.proxy.$Proxy21.addBlock(Unknown Source)
> 		at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1533)
> 		at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1350)
> 		at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:589)
> {code}
> The tserver recovered from these just fine, so I think the second log message should
be a warn instead of an error.



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