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https://issues.apache.org/jira/browse/HBASE-854?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12627105#action_12627105
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Jean-Daniel Cryans commented on HBASE-854:
------------------------------------------

Seeing this in a MR job, maybe it's related: 

{code}
2008-08-29 16:36:23,889 WARN org.apache.hadoop.dfs.DFSClient: Exception while 
reading from blk_-9140073437812220967_8876 of 
/hbase/amsterdam_jdcryans/entities/1505737152/attribute/mapfiles/5985603615951759331/data
 from 192.168.1.99:56010: java.io.IOException: Premeture EOF from inputStream
        at org.apache.hadoop.io.IOUtils.readFully(IOUtils.java:102)
        at 
org.apache.hadoop.dfs.DFSClient$BlockReader.readChunk(DFSClient.java:996)
        at 
org.apache.hadoop.fs.FSInputChecker.readChecksumChunk(FSInputChecker.java:236)
        at org.apache.hadoop.fs.FSInputChecker.fill(FSInputChecker.java:178)
        at org.apache.hadoop.fs.FSInputChecker.read1(FSInputChecker.java:195)
        at org.apache.hadoop.fs.FSInputChecker.read(FSInputChecker.java:159)
        at org.apache.hadoop.dfs.DFSClient$BlockReader.read(DFSClient.java:858)
        at 
org.apache.hadoop.dfs.DFSClient$DFSInputStream.readBuffer(DFSClient.java:1384)
        at 
org.apache.hadoop.dfs.DFSClient$DFSInputStream.read(DFSClient.java:1420)
        at java.io.DataInputStream.readFully(DataInputStream.java:178)
        at 
org.apache.hadoop.io.DataOutputBuffer$Buffer.write(DataOutputBuffer.java:64)
        at 
org.apache.hadoop.io.DataOutputBuffer.write(DataOutputBuffer.java:102)
        at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1930)
        at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1830)
        at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1876)
        at org.apache.hadoop.io.MapFile$Reader.next(MapFile.java:516)
        at org.apache.hadoop.hbase.regionserver.HStore.getKeys(HStore.java:1375)
        at 
org.apache.hadoop.hbase.regionserver.HRegion.deleteAll(HRegion.java:1531)
        at 
org.apache.hadoop.hbase.regionserver.HRegionServer.deleteAll(HRegionServer.java:1276)
        at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.hadoop.hbase.ipc.HbaseRPC$Server.call(HbaseRPC.java:473)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:888)
{code}

> hbase-841 broke build on hudson?
> --------------------------------
>
>                 Key: HBASE-854
>                 URL: https://issues.apache.org/jira/browse/HBASE-854
>             Project: Hadoop HBase
>          Issue Type: Bug
>            Reporter: stack
>            Assignee: Jim Kellerman
>            Priority: Blocker
>             Fix For: 0.18.0
>
>         Attachments: hbase-854.patch
>
>
> Jim, you want to take a look at it?
> 841 changed interfaces.  Changed interfaces can make for odd issues like the 
> hangs exhibited up on hudson (stuff is failing for me on my laptop since 
> about the commit 841... timeouts.  I don't have same issue on branch).

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