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From "Bill Havanki (JIRA)" <j...@apache.org>
Subject [jira] [Created] (ACCUMULO-2228) Security randomwalk fails when namenode dies before bulk import
Date Mon, 20 Jan 2014 22:05:20 GMT
Bill Havanki created ACCUMULO-2228:
--------------------------------------

             Summary: Security randomwalk fails when namenode dies before bulk import
                 Key: ACCUMULO-2228
                 URL: https://issues.apache.org/jira/browse/ACCUMULO-2228
             Project: Accumulo
          Issue Type: Bug
          Components: test
    Affects Versions: 1.4.4
            Reporter: Bill Havanki


Running Security randomwalk under HDFS HA, if the active namenode is killed:

{noformat}
20 13:55:58,287 [retry.RetryInvocationHandler] WARN : Exception while invoking class org.apache.hado
op.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.create. Not retrying because the invoked
metho
d is not idempotent, and unable to determine whether it was invoked
java.io.IOException: Failed on local exception: java.io.IOException: Response is null.; Host
Details
 : local host is: "a1813.halxg.cloudera.com/10.20.200.113"; destination host is: "a2225.halxg.cloude
ra.com":8020;
...
        at org.apache.accumulo.core.file.rfile.RFileOperations.openWriter(RFileOperations.java:124)
        at org.apache.accumulo.core.file.DispatchingFileFactory.openWriter(FileOperations.java:80)
        at org.apache.accumulo.server.test.randomwalk.security.TableOp.visit(TableOp.java:177)
        at org.apache.accumulo.server.test.randomwalk.Module.visit(Module.java:251)
...
Caused by: java.io.IOException: Response is null.
        at org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:952)
        at org.apache.hadoop.ipc.Client$Connection.run(Client.java:847)
{noformat}

This arises from an attempt to write an rfile.The test should be resilient here (and for other
file system operations) so that the test can continue once failover has completed.



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