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Date: Tue, 13 Nov 2007 12:26:44 -0800 (PST)
From: "stack (JIRA)" <jira@apache.org>
To: hadoop-dev@lucene.apache.org
Subject: [jira] Updated: (HADOOP-2040) [hbase]
 TestHStoreFile/TestBloomFilter hang occasionally on hudson AFTER test has
 finished
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     [ https://issues.apache.org/jira/browse/HADOOP-2040?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

stack updated HADOOP-2040:
--------------------------

    Status: Patch Available  (was: In Progress)

Get a new +1 for this latest patch.

> [hbase] TestHStoreFile/TestBloomFilter hang occasionally on hudson AFTER test has finished
> ------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-2040
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2040
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/hbase
>            Reporter: stack
>            Assignee: stack
>            Priority: Minor
>         Attachments: endoftesttd.patch, mhbc.patch
>
>
> Weird.  Last night TestBloomFilter was hung after junit had printed test had completed without error.  Just now, I noticed a hung TestHStore -- again after junit had printed out test had succeeded (Nigel Daley has reported he's seen at least two hangs in TestHStoreFile, perhaps in same location).
> Last night and just now I was unable to get a thread dump.
> Here is log from around this evenings hang:
> {code}
> ...
>     [junit] 2007-10-12 04:19:28,477 INFO  [main] org.apache.hadoop.hbase.TestHStoreFile.testOutOfRangeMidkeyHalfMapFile(TestHStoreFile.java:366): Last bottom when key > top: zz/zz/1192162768317
>     [junit] 2007-10-12 04:19:28,493 WARN  [IPC Server handler 0 on 36620] org.apache.hadoop.dfs.FSDirectory.unprotectedDelete(FSDirectory.java:400): DIR* FSDirectory.unprotectedDelete: failed to remove /testOutOfRangeMidkeyHalfMapFile because it does not exist
>     [junit] Shutting down the Mini HDFS Cluster
>     [junit] Shutting down DataNode 1
>     [junit] Shutting down DataNode 0
>     [junit] 2007-10-12 04:19:29,316 WARN  [org.apache.hadoop.dfs.PendingReplicationBlocks$PendingReplicationMonitor@ed9f47] org.apache.hadoop.dfs.PendingReplicationBlocks$PendingReplicationMonitor.run(PendingReplicationBlocks.java:186): PendingReplicationMonitor thread received exception. java.lang.InterruptedException: sleep interrupted
>     [junit] Tests run: 4, Failures: 0, Errors: 0, Time elapsed: 16.274 sec
>     [junit] Running org.apache.hadoop.hbase.TestHTable
>     [junit] Starting DataNode 0 with dfs.data.dir: /export/home/hudson/hudson/jobs/Hadoop-Patch/workspace/trunk/build/contrib/hbase/test/data/dfs/data/data1,/export/home/hudson/hudson/jobs/Hadoop-Patch/workspace/trunk/build/contrib/hbase/test/data/dfs/data/data2
>     [junit] Starting DataNode 1 with dfs.data.dir: /export/home/hudson/hudson/jobs/Hadoop-Patch/workspace/trunk/build/contrib/hbase/test/data/dfs/data/data3,/export/home/hudson/hudson/jobs/Hadoop-Patch/workspace/trunk/build/contrib/hbase/test/data/dfs/data/data4
>     [junit] 2007-10-12 05:21:48,332 INFO  [main] org.apache.hadoop.hbase.HMaster.<init>(HMaster.java:862): Root region dir: /hbase/hregion_-ROOT-,,0
> ...
> {code}
> Notice the hour of elapsed (hung) time in above.

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