RegionServer needs to recover if datanode goes down
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Key: HBASE-497
URL: https://issues.apache.org/jira/browse/HBASE-497
Project: Hadoop HBase
Issue Type: Bug
Affects Versions: 0.16.0
Reporter: Michael Bieniosek
If I take down a datanode, the regionserver will repeatedly return this error:
java.io.IOException: Stream closed.
at
org.apache.hadoop.dfs.DFSClient$DFSOutputStream.isClosed(DFSClient.java:1875)
at
org.apache.hadoop.dfs.DFSClient$DFSOutputStream.writeChunk(DFSClient.java:2096)
at
org.apache.hadoop.fs.FSOutputSummer.writeChecksumChunk(FSOutputSummer.java:141)
at
org.apache.hadoop.fs.FSOutputSummer.flushBuffer(FSOutputSummer.java:124)
at org.apache.hadoop.fs.FSOutputSummer.write1(FSOutputSummer.java:112)
at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:86)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:41)
at java.io.DataOutputStream.write(Unknown Source)
at
org.apache.hadoop.io.SequenceFile$Writer.append(SequenceFile.java:977)
at org.apache.hadoop.hbase.HLog.append(HLog.java:377)
at org.apache.hadoop.hbase.HRegion.update(HRegion.java:1455)
at org.apache.hadoop.hbase.HRegion.batchUpdate(HRegion.java:1259)
at
org.apache.hadoop.hbase.HRegionServer.batchUpdate(HRegionServer.java:1433)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.hadoop.hbase.ipc.HbaseRPC$Server.call(HbaseRPC.java:413)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:910)
It appears that hbase/dfsclient does not attempt to reopen the stream.
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