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From Jyoti Yadav <rao.jyoti26ya...@gmail.com>
Subject Problem occured when running job with >1 worker.
Date Mon, 20 Jan 2014 07:22:57 GMT
Hi Folks...

When i am running one algorithm on single system cluster with 1 worker,it
is working fine...But when i increased  the no of worker >1,following error
is thrown at run time..





*ERROR org.apache.giraph.master.BspServiceMaster:
superstepChosenWorkerAlive: Missing chosen worker
Worker(hostname=kanha-Vostro-1014, MRtaskID=2, port=30002) on superstep
172014-01-20 12:27:36,451 INFO org.apache.giraph.master.MasterThread:
masterThread: Coordination of superstep 17 took 1414.576 seconds ended with
state WORKER_FAILURE and is now on superstep 172014-01-20 12:28:02,723
ERROR org.apache.giraph.master.MasterThread: masterThread: Master algorithm
failed with
ArrayIndexOutOfBoundsExceptionjava.lang.ArrayIndexOutOfBoundsException: -1*
    at
org.apache.giraph.master.BspServiceMaster.getLastGoodCheckpoint(BspServiceMaster.java:1276)
    at org.apache.giraph.master.MasterThread.run(MasterThread.java:139)
2014-01-20 12:28:06,059 FATAL org.apache.giraph.graph.GraphMapper:
uncaughtException: OverrideExceptionHandler on thread
org.apache.giraph.master.MasterThread, msg =
java.lang.ArrayIndexOutOfBoundsException: -1, exiting...
java.lang.IllegalStateException: java.lang.ArrayIndexOutOfBoundsException:
-1
    at org.apache.giraph.master.MasterThread.run(MasterThread.java:185)
Caused by: java.lang.ArrayIndexOutOfBoundsException: -1
    at
org.apache.giraph.master.BspServiceMaster.getLastGoodCheckpoint(BspServiceMaster.java:1276)
    at org.apache.giraph.master.MasterThread.run(MasterThread.java:139)
2014-01-20 12:28:36,993 INFO org.apache.giraph.zk.ZooKeeperManager: run:
Shutdown hook started.
2014-01-20 12:28:36,993 WARN org.apache.giraph.zk.ZooKeeperManager:
onlineZooKeeperServers: Forced a shutdown hook kill of the ZooKeeper
process.
2014-01-20 12:29:08,015 INFO org.apache.giraph.zk.ZooKeeperManager:
onlineZooKeeperServers: ZooKeeper process exited with 143 (note that 143
typically means killed).




Any ideas??
Thanks..
Jyoti

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