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From Jean-Daniel Cryans <jdcry...@apache.org>
Subject Re: RangeServer Shutdown itself when DFSClient Exception
Date Fri, 13 Mar 2009 14:32:35 GMT
schubert,

What's happening on the HDFS side? Is it really closed? What do you
see in the datanodes logs?

Thx,

J-D

On Fri, Mar 13, 2009 at 9:23 AM, schubert zhang <zsongbo@gmail.com> wrote:
> HBase 0.19.0.
> 5 rangeservers and 1 master, overlay hadoop (5+1).
>
> When inserting rows, one rangeserve Shutdown itself.
>
> 2009-03-13 19:11:40,335 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: aborting server at:
> 10.24.1.20:60020
> 2009-03-13 19:11:40,336 ERROR org.apache.hadoop.hdfs.DFSClient: Exception
> closing file /hbase/TESTTAB/1481479883/cdr/mapfiles/651889757518114976/index
> : java.io.IOException: Filesystem closed
> java.io.IOException: Filesystem closed
>        at org.apache.hadoop.hdfs.DFSClient.checkOpen(DFSClient.java:197)
>        at org.apache.hadoop.hdfs.DFSClient.access$600(DFSClient.java:65)
>        at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.closeInternal(DFSClient.java:3085)
>        at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.close(DFSClient.java:3054)
>        at
> org.apache.hadoop.hdfs.DFSClient$LeaseChecker.close(DFSClient.java:942)
>        at org.apache.hadoop.hdfs.DFSClient.close(DFSClient.java:209)
>        at
> org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:264)
>        at
> org.apache.hadoop.fs.FileSystem$Cache.closeAll(FileSystem.java:1413)
>        at org.apache.hadoop.fs.FileSystem.closeAll(FileSystem.java:236)
>        at
> org.apache.hadoop.fs.FileSystem$ClientFinalizer.run(FileSystem.java:221)
> 2009-03-13 19:11:40,336 ERROR org.apache.hadoop.hdfs.DFSClient: Exception
> closing file
> /hbase/TESTTAB/compaction.dir/1481479883/cdr/mapfiles/2407942683821506355/index
> : java.io.IOException: Filesystem closed
> java.io.IOException: Filesystem closed
>        at org.apache.hadoop.hdfs.DFSClient.checkOpen(DFSClient.java:197)
>        at org.apache.hadoop.hdfs.DFSClient.access$600(DFSClient.java:65)
>        at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.closeInternal(DFSClient.java:3085)
>        at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.close(DFSClient.java:3054)
>        at
> org.apache.hadoop.hdfs.DFSClient$LeaseChecker.close(DFSClient.java:942)
>        at org.apache.hadoop.hdfs.DFSClient.close(DFSClient.java:209)
>        at
> org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:264)
>        at
> org.apache.hadoop.fs.FileSystem$Cache.closeAll(FileSystem.java:1413)
>        at org.apache.hadoop.fs.FileSystem.closeAll(FileSystem.java:236)
>        at
> org.apache.hadoop.fs.FileSystem$ClientFinalizer.run(FileSystem.java:221)
> 2009-03-13 19:11:40,336 ERROR org.apache.hadoop.hdfs.DFSClient: Exception
> closing file
> /hbase/TESTTAB/compaction.dir/1481479883/cdr/mapfiles/6642350706924681632/index
> : java.io.IOException: Filesystem closed
> java.io.IOException: Filesystem closed
>        at org.apache.hadoop.hdfs.DFSClient.checkOpen(DFSClient.java:197)
>        at org.apache.hadoop.hdfs.DFSClient.access$600(DFSClient.java:65)
>        at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.closeInternal(DFSClient.java:3085)
>        at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.close(DFSClient.java:3054)
>        at
> org.apache.hadoop.hdfs.DFSClient$LeaseChecker.close(DFSClient.java:942)
>        at org.apache.hadoop.hdfs.DFSClient.close(DFSClient.java:209)
>        at
> org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:264)
>        at
> org.apache.hadoop.fs.FileSystem$Cache.closeAll(FileSystem.java:1413)
>        at org.apache.hadoop.fs.FileSystem.closeAll(FileSystem.java:236)
>        at
> org.apache.hadoop.fs.FileSystem$ClientFinalizer.run(FileSystem.java:221)
> 2009-03-13 19:11:40,460 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer:
> regionserver/0:0:0:0:0:0:0:0:60020 exiting
> 2009-03-13 19:11:40,475 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Starting shutdown
> thread.
> 2009-03-13 19:11:40,475 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Shutdown thread complete
>

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