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From "dhruba borthakur (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-1536) libhdfs tests failing
Date Wed, 27 Jun 2007 21:35:26 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-1536?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12508664
] 

dhruba borthakur commented on HADOOP-1536:
------------------------------------------

This is related to HADOOP-1283. This patch removed the implementation of file level locks
from HDFS.

> libhdfs tests failing
> ---------------------
>
>                 Key: HADOOP-1536
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1536
>             Project: Hadoop
>          Issue Type: Bug
>          Components: libhdfs
>            Reporter: Nigel Daley
>
> Starting today, 2 libhdfs tests are failing on Linux when I run
>  "ant -Dtest.junit.output.format=xml -Dtest.output=yes -Dcompile.native=yes package-libhdfs
tar test-core test-libhdfs"
>      [exec] Exception in thread "main" org.apache.hadoop.ipc.RemoteException: java.io.IOException:
Failure when trying to obtain lock on /tmp/.testfile.txt.crc
>      [exec] 	at org.apache.hadoop.dfs.NameNode.obtainLock(NameNode.java:441)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>      [exec] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>      [exec] 	at java.lang.reflect.Method.invoke(Method.java:585)
>      [exec] 	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:340)
>      [exec] 	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:566)
>      [exec] 	at org.apache.hadoop.ipc.Client.call(Client.java:470)
>      [exec] 	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:165)
>      [exec] 	at org.apache.hadoop.dfs.$Proxy0.obtainLock(Unknown Source)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>      [exec] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>      [exec] 	at java.lang.reflect.Method.invoke(Method.java:585)
>      [exec] 	at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>      [exec] 	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>      [exec] 	at org.apache.hadoop.dfs.$Proxy0.obtainLock(Unknown Source)
>      [exec] 	at org.apache.hadoop.dfs.DFSClient.lock(DFSClient.java:478)
>      [exec] 	at org.apache.hadoop.dfs.DistributedFileSystem$RawDistributedFileSystem.lock(DistributedFileSystem.java:195)
>      [exec] 	at org.apache.hadoop.fs.ChecksumFileSystem.lock(ChecksumFileSystem.java:548)
>      [exec] Call to org.apache.fs.FileSystem::lock failed!
>      [exec] hdfsLock: Failed!
>      [exec] Exception in thread "main" org.apache.hadoop.ipc.RemoteException: java.io.IOException:
Failure when trying to release lock on /tmp/.testfile.txt.crc
>      [exec] 	at org.apache.hadoop.dfs.NameNode.releaseLock(NameNode.java:453)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>      [exec] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>      [exec] 	at java.lang.reflect.Method.invoke(Method.java:585)
>      [exec] 	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:340)
>      [exec] 	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:566)
>      [exec] 	at org.apache.hadoop.ipc.Client.call(Client.java:470)
>      [exec] 	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:165)
>      [exec] 	at org.apache.hadoop.dfs.$Proxy0.releaseLock(Unknown Source)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>      [exec] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>      [exec] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>      [exec] 	at java.lang.reflect.Method.invoke(Method.java:585)
>      [exec] 	at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>      [exec] 	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>      [exec] 	at org.apache.hadoop.dfs.$Proxy0.releaseLock(Unknown Source)
>      [exec] 	at org.apache.hadoop.dfs.DFSClient.release(DFSClient.java:498)
>      [exec] 	at org.apache.hadoop.dfs.DistributedFileSystem$RawDistributedFileSystem.release(DistributedFileSystem.java:200)
>      [exec] 	at org.apache.hadoop.fs.ChecksumFileSystem.release(ChecksumFileSystem.java:561)
>      [exec] Call to org.apache.hadoop.fs.FileSystem::release failed!
>      [exec] hdfsReleaseLock: Failed!

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