Hi experts, I found the solution for the Zookeeper Exception. I have change the hostname of the machines to lowercase. Now any example in Giraph can executed.
Thanks for your help. 2014-08-08 8:34 GMT+03:00 Sardeshmukh, Vivek <[email protected]>: > Hi Xenia, > > I think there is some problem with Zookeeper. Can you make sure that > Zookeeper server is running. If it is running then is it on port 22181? > (because your Giraph job is trying to connect on this port). If Zookeeper > is running on some different port then try running your Giraph job with > -Dgiraph.zkList=<zookeper server ip>:<zookeeper port> > > I'm not sure whether you have to start an instance of zookeeper separately > or Giraph will start one for you, I have a separate instance running on my > cluster and I specify the server and port via -Dgiraph.zkList option. > > I hope that works. > > Vivek > > ________________________________________ > From: xeniad20 <[email protected]> > Sent: Thursday, August 7, 2014 3:46 PM > To: [email protected] > Subject: giraph 1.1.0 Execution Error > > Hi experts, > > I try to execute Giraph 1.1.0 on a small cluster but I have the > following Errors: > > 2014-08-07 23:35:46,141 INFO org.apache.zookeeper.ClientCnxn: Opening > socket connection to server DataNode2/10.190.12.33:22181. Will not > attempt to authenticate using SASL (unknown error) > 2014-08-07 23:35:46,142 WARN org.apache.zookeeper.ClientCnxn: Session > 0x147b22ebf420001 for server null, unexpected error, closing socket > connection and attempting reconnect > java.net.ConnectException: Connection refused > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > at > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) > at > > org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) > 2014-08-07 23:35:46,243 WARN org.apache.giraph.zk.ZooKeeperExt: > deleteExt: Connection loss on attempt 2, waiting 5000 msecs before > retrying. > org.apache.zookeeper.KeeperException$ConnectionLossException: > KeeperErrorCode = ConnectionLoss for > > /_hadoopBsp/job_201408072332_0003/_applicationAttemptsDir/0/_superstepDir/1/_workerHealthyDir/datanode1_1 > at > org.apache.zookeeper.KeeperException.create(KeeperException.java:99) > at > org.apache.zookeeper.KeeperException.create(KeeperException.java:51) > at org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:873) > at org.apache.giraph.zk.ZooKeeperExt.deleteExt(ZooKeeperExt.java:302) > at > > org.apache.giraph.worker.BspServiceWorker.unregisterHealth(BspServiceWorker.java:768) > at > > org.apache.giraph.worker.BspServiceWorker.failureCleanup(BspServiceWorker.java:782) > at > > org.apache.giraph.graph.GraphTaskManager.workerFailureCleanup(GraphTaskManager.java:900) > at org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:100) > at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764) > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:364) > at org.apache.hadoop.mapred.Child$4.run(Child.java:255) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:415) > at > > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1190) > at org.apache.hadoop.mapred.Child.main(Child.java:249) > 2014-08-07 23:35:48,126 INFO org.apache.zookeeper.ClientCnxn: Opening > socket connection to server DataNode2/10.190.12.33:22181. Will not > attempt to authenticate using SASL (unknown error) > 2014-08-07 23:35:48,127 WARN org.apache.zookeeper.ClientCnxn: Session > 0x147b22ebf420001 for server null, unexpected error, closing socket > connection and attempting reconnect > java.net.ConnectException: Connection refused > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > at > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) > at > > org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) > 2014-08-07 23:35:49,368 FATAL org.apache.giraph.graph.GraphMapper: > uncaughtException: OverrideExceptionHandler on thread Thread-12, msg = > createExt: Failed to create > /_hadoopBsp/job_201408072332_0003/_workerProgresses/1 after 3 tries!, > exiting... > java.lang.IllegalStateException: createExt: Failed to create > /_hadoopBsp/job_201408072332_0003/_workerProgresses/1 after 3 tries! > at org.apache.giraph.zk.ZooKeeperExt.createExt(ZooKeeperExt.java:182) > at > org.apache.giraph.zk.ZooKeeperExt.createOrSetExt(ZooKeeperExt.java:247) > at > > org.apache.giraph.worker.WorkerProgress.writeToZnode(WorkerProgress.java:110) > at > > org.apache.giraph.worker.WorkerProgressWriter$1.run(WorkerProgressWriter.java:59) > at java.lang.Thread.run(Thread.java:724) > > However Giraph 1.0.0 version run without any problems. > What might be the solution for the above errors? > > Any help is appreciated. > > Thanks > Xenia >
