Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
HDFS >> mail # dev >> Exception with QJM HDFS HA


Copy link to this message
-
Re: Exception with QJM HDFS HA
This looks like a bug with the new inode ID code in trunk, rather than a
bug with QJM or HA.

Suresh/Brandon, any thoughts?

-Todd

On Sun, Mar 31, 2013 at 6:43 PM, Azuryy Yu <[EMAIL PROTECTED]> wrote:

> Hi All,
>
> I configured HDFS Ha using source code from trunk r1463074.
>
> I got an exception as follows when I put a file to the HDFS.
>
> 13/04/01 09:33:45 WARN retry.RetryInvocationHandler: Exception while
> invoking addBlock of class ClientNamenodeProtocolTranslatorPB. Trying to
> fail over immediately.
> 13/04/01 09:33:45 WARN hdfs.DFSClient: DataStreamer Exception
> java.io.FileNotFoundException: ID mismatch. Request id and saved id: 1073 ,
> 1050
>     at
> org.apache.hadoop.hdfs.server.namenode.INodeId.checkId(INodeId.java:51)
>     at
>
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:2501)
>     at
>
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.analyzeFileState(FSNamesystem.java:2298)
>     at
>
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2212)
>     at
>
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:498)
>     at
>
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:356)
>     at
>
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:40979)
>     at
>
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:526)
>     at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1018)
>     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1818)
>     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1814)
>     at java.security.AccessController.doPrivileged(Native Method)
>     at javax.security.auth.Subject.doAs(Subject.java:415)
>     at
>
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1489)
>     at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1812)
>
>
> please reproduce as :
>
> hdfs dfs -put test.data  /user/data/test.data
> after this command start to run, then kill active name node process.
>
>
> I have only three nodes(A,B,C) for test
> A and B are name nodes.
> B and C are data nodes.
> ZK deployed on A, B and C.
>
> A, B and C are all journal nodes.
>
> Thanks.
>

--
Todd Lipcon
Software Engineer, Cloudera