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From "Fengdong Yu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-6137) Datanode cannot rollback because LayoutVersion incorrect
Date Fri, 21 Mar 2014 10:44:42 GMT

     [ https://issues.apache.org/jira/browse/HDFS-6137?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Fengdong Yu updated HDFS-6137:
------------------------------

    Description: 
upgrade from hadoop-2.0.5-alpha(HA enabled) to the lastest trunk(HA disabled), which is successful.
then stop the cluster, and rollback,  then it throw exception:

{code}
2014-03-21 18:33:19,384 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization
failed for block pool Block pool BP-1123524590-10.204.8.135-1395397158134 (storage id DS-1123524590-10.204.8.135-50010-1395397185148)
service to 10-204-8-135/10.204.8.135:9000
org.apache.hadoop.hdfs.server.common.IncorrectVersionException: Unexpected version of storage
directory /data/hdfs/data/current/BP-1123524590-10.204.8.135-1395397158134. Reported: -55.
Expecting = -40.
        at org.apache.hadoop.hdfs.server.common.Storage.setLayoutVersion(Storage.java:1083)
        at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.setFieldsFromProperties(BlockPoolSliceStorage.java:217)
        at org.apache.hadoop.hdfs.server.common.Storage.readProperties(Storage.java:922)
        at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.doTransition(BlockPoolSliceStorage.java:244)
        at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.recoverTransitionRead(BlockPoolSliceStorage.java:145)
        at org.apache.hadoop.hdfs.server.datanode.DataStorage.recoverTransitionRead(DataStorage.java:234)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.initStorage(DataNode.java:913)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.initBlockPool(DataNode.java:884)
        at org.apache.hadoop.hdfs.server.datanode.BPOfferService.verifyAndSetNamespaceInfo(BPOfferService.java:280)
        at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:222)
        at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:664)
        at java.lang.Thread.run(Thread.java:744)
{code}
  
I looked at the datanode dir,  $datanode.dir/VERSION is always new, when we upgrade, this
file was overwrited, so it MUST fail during rollback.


  was:
upgrade from hadoop-2.0.5-alpha(HA enabled) to the lastest trunk(HA disabled), which is successful.
then stop the cluster, and rollback,  then it throw exception:

{code}
2014-03-21 18:33:19,384 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization
failed for block pool Block pool BP-1123524590-10.204.8.135-1395397158134 (storage id DS-1123524590-10.204.8.135-50010-1395397185148)
service to 10-204-8-135/10.204.8.135:9000
org.apache.hadoop.hdfs.server.common.IncorrectVersionException: Unexpected version of storage
directory /data/hdfs/data/current/BP-1123524590-10.204.8.135-1395397158134. Reported: -55.
Expecting = -40.
        at org.apache.hadoop.hdfs.server.common.Storage.setLayoutVersion(Storage.java:1083)
        at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.setFieldsFromProperties(BlockPoolSliceStorage.java:217)
        at org.apache.hadoop.hdfs.server.common.Storage.readProperties(Storage.java:922)
        at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.doTransition(BlockPoolSliceStorage.java:244)
        at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.recoverTransitionRead(BlockPoolSliceStorage.java:145)
        at org.apache.hadoop.hdfs.server.datanode.DataStorage.recoverTransitionRead(DataStorage.java:234)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.initStorage(DataNode.java:913)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.initBlockPool(DataNode.java:884)
        at org.apache.hadoop.hdfs.server.datanode.BPOfferService.verifyAndSetNamespaceInfo(BPOfferService.java:280)
        at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:222)
        at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:664)
        at java.lang.Thread.run(Thread.java:744)
{code}
  
I looked at the datanode dir,  {datanode.dir}/VERSION is always new, when we upgrade, this
file was overwrited, so it MUST fail during rollback.



> Datanode cannot rollback because LayoutVersion incorrect
> --------------------------------------------------------
>
>                 Key: HDFS-6137
>                 URL: https://issues.apache.org/jira/browse/HDFS-6137
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode
>    Affects Versions: 2.4.0
>            Reporter: Fengdong Yu
>
> upgrade from hadoop-2.0.5-alpha(HA enabled) to the lastest trunk(HA disabled), which
is successful. then stop the cluster, and rollback,  then it throw exception:
> {code}
> 2014-03-21 18:33:19,384 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization
failed for block pool Block pool BP-1123524590-10.204.8.135-1395397158134 (storage id DS-1123524590-10.204.8.135-50010-1395397185148)
service to 10-204-8-135/10.204.8.135:9000
> org.apache.hadoop.hdfs.server.common.IncorrectVersionException: Unexpected version of
storage directory /data/hdfs/data/current/BP-1123524590-10.204.8.135-1395397158134. Reported:
-55. Expecting = -40.
>         at org.apache.hadoop.hdfs.server.common.Storage.setLayoutVersion(Storage.java:1083)
>         at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.setFieldsFromProperties(BlockPoolSliceStorage.java:217)
>         at org.apache.hadoop.hdfs.server.common.Storage.readProperties(Storage.java:922)
>         at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.doTransition(BlockPoolSliceStorage.java:244)
>         at org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage.recoverTransitionRead(BlockPoolSliceStorage.java:145)
>         at org.apache.hadoop.hdfs.server.datanode.DataStorage.recoverTransitionRead(DataStorage.java:234)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.initStorage(DataNode.java:913)
>         at org.apache.hadoop.hdfs.server.datanode.DataNode.initBlockPool(DataNode.java:884)
>         at org.apache.hadoop.hdfs.server.datanode.BPOfferService.verifyAndSetNamespaceInfo(BPOfferService.java:280)
>         at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:222)
>         at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:664)
>         at java.lang.Thread.run(Thread.java:744)
> {code}
>   
> I looked at the datanode dir,  $datanode.dir/VERSION is always new, when we upgrade,
this file was overwrited, so it MUST fail during rollback.



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