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From "Harsh J (Resolved) (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HADOOP-3900) TestInjectionForSimulatedStorage only works on a clean directory structure
Date Thu, 29 Dec 2011 14:29:31 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3900?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Harsh J resolved HADOOP-3900.
-----------------------------

    Resolution: Cannot Reproduce

Hasn't had a failure report in two years now. Gone stale, closing out this and related issues.
                
> TestInjectionForSimulatedStorage only works on a clean directory structure
> --------------------------------------------------------------------------
>
>                 Key: HADOOP-3900
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3900
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: test
>            Reporter: Steve Loughran
>
> I've been getting intermittent failures on org.apache.hadoop.hdfs.TestInjectionForSimulatedStorage
> Timedout while waiting for all blocks to be replicated for /replication-test-file
> java.io.IOException: Timedout while waiting for all blocks to be replicated for /replication-test-file
> at org.apache.hadoop.hdfs.TestInjectionForSimulatedStorage.waitForBlockReplication(TestInjectionForSimulatedStorage.java:100)
> at org.apache.hadoop.hdfs.TestInjectionForSimulatedStorage.testInjection(TestInjectionForSimulatedStorage.java:151)
> Here's how to replicate it: run the test twice. 
> When run the second time, the trace is full of log messages like :
> 2008-08-05 11:12:46,108 [org.apache.hadoop.hdfs.server.datanode.DataNode$DataXceiver@3cc66e]
INFO  datanode.DataNode - Receiving block blk_-5590567767202552997_1001 src: /127.0.0.1:41792
dest: /127.0.0.1:46976
> 2008-08-05 11:12:46,108 [org.apache.hadoop.hdfs.server.datanode.DataNode$DataXceiver@3cc66e]
INFO  datanode.DataNode - writeBlock blk_-5590567767202552997_1001 received exception java.io.IOException:
Block blk_-5590567767202552997_1001 is valid, and cannot be written to.
> 2008-08-05 11:12:46,108 [org.apache.hadoop.hdfs.server.datanode.DataNode$DataXceiver@3cc66e]
ERROR datanode.DataNode - DatanodeRegistration(127.0.0.1:46976, storageID=DS-1340877566-127.0.1.1-0-1217931159994,
infoPort=56552, ipcPort=60571):DataXceiver: java.io.IOException: Block blk_-5590567767202552997_1001
is valid, and cannot be written to.
> 	at org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset.writeToBlock(SimulatedFSDataset.java:370)
> 	at org.apache.hadoop.hdfs.server.datanode.DataNode$BlockReceiver.<init>(DataNode.java:2405)
> 	at org.apache.hadoop.hdfs.server.datanode.DataNode$DataXceiver.writeBlock(DataNode.java:1266)
> 	at org.apache.hadoop.hdfs.server.datanode.DataNode$DataXceiver.run(DataNode.java:1124)
> 	at java.lang.Thread.run(Thread.java:619)
> Am I the only person seeing this? 

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