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From "Nigel Daley (JIRA)" <j...@apache.org>
Subject [jira] Commented: (MAPREDUCE-2283) TestBlockFixer hangs initializing MiniMRCluster
Date Wed, 26 Jan 2011 18:06:44 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2283?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12987126#action_12987126
] 

Nigel Daley commented on MAPREDUCE-2283:
----------------------------------------

2 thread dumps of the process show this trace:
 {code}

     [exec]     [junit] "main" prio=10 tid=0x0933ac00 nid=0x6aaf waiting on condition [0xf7d50000..0xf7d521e8]
     [exec]     [junit]    java.lang.Thread.State: TIMED_WAITING (sleeping)
     [exec]     [junit] 	at java.lang.Thread.sleep(Native Method)
     [exec]     [junit] 	at org.apache.hadoop.ipc.Client$Connection.handleConnectionFailure(Client.java:611)
     [exec]     [junit] 	at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:429)
     [exec]     [junit] 	- locked <0xf13fdb20> (a org.apache.hadoop.ipc.Client$Connection)
     [exec]     [junit] 	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:504)
     [exec]     [junit] 	- locked <0xf13fdb20> (a org.apache.hadoop.ipc.Client$Connection)
     [exec]     [junit] 	at org.apache.hadoop.ipc.Client$Connection.access$2000(Client.java:206)
     [exec]     [junit] 	at org.apache.hadoop.ipc.Client.getConnection(Client.java:1164)
     [exec]     [junit] 	at org.apache.hadoop.ipc.Client.call(Client.java:1008)
     [exec]     [junit] 	at org.apache.hadoop.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:198)
     [exec]     [junit] 	at org.apache.hadoop.mapred.$Proxy9.getProtocolVersion(Unknown Source)
     [exec]     [junit] 	at org.apache.hadoop.ipc.WritableRpcEngine.getProxy(WritableRpcEngine.java:235)
     [exec]     [junit] 	at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:275)
     [exec]     [junit] 	at org.apache.hadoop.ipc.RPC.waitForProxy(RPC.java:206)
     [exec]     [junit] 	at org.apache.hadoop.ipc.RPC.waitForProxy(RPC.java:185)
     [exec]     [junit] 	at org.apache.hadoop.ipc.RPC.waitForProxy(RPC.java:169)
     [exec]     [junit] 	at org.apache.hadoop.mapred.TaskTracker$2.run(TaskTracker.java:699)
     [exec]     [junit] 	at java.security.AccessController.doPrivileged(Native Method)
     [exec]     [junit] 	at javax.security.auth.Subject.doAs(Subject.java:396)
     [exec]     [junit] 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1142)
     [exec]     [junit] 	at org.apache.hadoop.mapred.TaskTracker.initialize(TaskTracker.java:695)
     [exec]     [junit] 	- locked <0xb75cd778> (a org.apache.hadoop.mapred.TaskTracker)
     [exec]     [junit] 	at org.apache.hadoop.mapred.TaskTracker.<init>(TaskTracker.java:1391)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster$TaskTrackerRunner.createTaskTracker(MiniMRCluster.java:219)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster$TaskTrackerRunner$1.run(MiniMRCluster.java:203)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster$TaskTrackerRunner$1.run(MiniMRCluster.java:201)
     [exec]     [junit] 	at java.security.AccessController.doPrivileged(Native Method)
     [exec]     [junit] 	at javax.security.auth.Subject.doAs(Subject.java:396)
     [exec]     [junit] 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1142)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster$TaskTrackerRunner.<init>(MiniMRCluster.java:201)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.startTaskTracker(MiniMRCluster.java:716)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:541)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:482)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:474)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:466)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:458)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:448)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:438)
     [exec]     [junit] 	at org.apache.hadoop.mapred.MiniMRCluster.<init>(MiniMRCluster.java:429)
     [exec]     [junit] 	at org.apache.hadoop.raid.TestBlockFixer.mySetup(TestBlockFixer.java:821)
     [exec]     [junit] 	at org.apache.hadoop.raid.TestBlockFixer.implBlockFix(TestBlockFixer.java:155)
     [exec]     [junit] 	at org.apache.hadoop.raid.TestBlockFixer.testBlockFixDist(TestBlockFixer.java:139)
{code}

> TestBlockFixer hangs initializing MiniMRCluster
> -----------------------------------------------
>
>                 Key: MAPREDUCE-2283
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2283
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 0.23.0
>            Reporter: Nigel Daley
>            Priority: Blocker
>             Fix For: 0.22.0
>
>
> TestBlockFixer (a raid contrib test) is hanging the precommit testing on Hudson

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