Can you check if zookeeper running properly. On 9/2/13, Ken Williams <zoo9...@hotmail.com> wrote: > Hi, > I am trying to one of the example programs included with Giraph > 1.0.0but whatever I do I always get this same error: > FileNotFoundException: File _bsp/_defaultZkManagerDir/<job_number>/_zkServer > does not exist. > I am running Giraph 1.0.0, on hadoop-2.0.0-cdh4.1.1 I successfully ran > 'mvn clean install -Phadoop_2.0.0' with no problems. > This is my input file, > [root@localhost giraph]# hadoop fs -cat > /user/root/input/tiny_graph.txt[0,0,[[1,1],[3,3]]][1,0,[[0,1],[2,2],[3,1]]][2,0,[[1,2],[4,4]]][3,0,[[0,3],[1,1],[4,4]]][4,0,[[3,4],[2,4]]] > When I try to run an example program this is the output, > [root@localhost giraph]# hadoop jar > /usr/local/giraph/giraph-examples/target/giraph-examples-1.0.0-for-hadoop-2.0.0-alpha-jar-with-dependencies.jar > org.apache.giraph.GiraphRunner > org.apache.giraph.examples.SimpleShortestPathsVertex -vif > org.apache.giraph.io.formats.JsonLongDoubleFloatDoubleVertexInputFormat -vip > /user/root/input/tiny_graph.txt -of > org.apache.giraph.io.formats.IdWithValueTextOutputFormat -op > /user/root/output/shortestpaths -w 1 13/09/02 17:06:36 INFO > utils.ConfigurationUtils: No edge input format specified. Ensure your > InputFormat does not require one.13/09/02 17:06:36 WARN > job.GiraphConfigurationValidator: Output format vertex index type is not > known13/09/02 17:06:36 WARN job.GiraphConfigurationValidator: Output format > vertex value type is not known13/09/02 17:06:36 WARN > job.GiraphConfigurationValidator: Output format edge value type is not > known13/09/02 17:06:36 INFO job.GiraphJob: run: Since checkpointing is > disabled (default), do not allow any task retries (setting > mapred.map.max.attempts = 0, old value = 4)13/09/02 17:06:37 WARN > mapred.JobClient: Use GenericOptionsParser for parsing the arguments. > Applications should implement Tool for the same.13/09/02 17:06:40 INFO > mapred.JobClient: Running job: job_201308291126_002913/09/02 17:06:41 INFO > mapred.JobClient: map 0% reduce 0%13/09/02 17:06:51 INFO mapred.JobClient: > Job complete: job_201308291126_002913/09/02 17:06:51 INFO mapred.JobClient: > Counters: 613/09/02 17:06:51 INFO mapred.JobClient: Job Counters 13/09/02 > 17:06:51 INFO mapred.JobClient: Failed map tasks=113/09/02 17:06:51 INFO > mapred.JobClient: Launched map tasks=213/09/02 17:06:51 INFO > mapred.JobClient: Total time spent by all maps in occupied slots > (ms)=1651513/09/02 17:06:51 INFO mapred.JobClient: Total time spent by > all reduces in occupied slots (ms)=013/09/02 17:06:51 INFO mapred.JobClient: > Total time spent by all maps waiting after reserving slots > (ms)=013/09/02 17:06:51 INFO mapred.JobClient: Total time spent by all > reduces waiting after reserving slots (ms)=0[root@localhost giraph]# > > There are no errors but no output is produced, and in the Web UI I can see > the 2 map tasks have both failed.When I look in the log files this is the > exception I see thrown, > java.lang.IllegalStateException: run: Caught an unrecoverable exception > java.io.FileNotFoundException: File > _bsp/_defaultZkManagerDir/job_201308291126_0029/_zkServer does not exist. > at > org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:102) at > org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:645) at > org.apache.hadoop.mapred.MapTask.run(MapTask.java:325) at > org.apache.hadoop.mapred.Child$4.run(Child.java:268) at > java.security.AccessController.doPrivileged(Native Method) at > javax.security.auth.Subject.doAs(Subject.java:396) at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1332) > at > org.apache.hadoop.mapred.Child.main(Child.java:262)Caused by: > java.lang.RuntimeException: java.io.FileNotFoundException: File > _bsp/_defaultZkManagerDir/job_201308291126_0029/_zkServer does not exist. > at > org.apache.giraph.zk.ZooKeeperManager.onlineZooKeeperServers(ZooKeeperManager.java:790) > at > org.apache.giraph.graph.GraphTaskManager.startZooKeeperManager(GraphTaskManager.java > Every time I run a new job, it throws this same error. > I have a copy of Zookeeper installed here, > [root@localhost giraph]# /usr/lib/zookeeper/bin/zkServer.sh statusJMX > enabled by defaultUsing config: /usr/lib/zookeeper/bin/../conf/zoo.cfgMode: > standalone[root@localhost giraph]# > Any help would be greatly appreciated. > Thank you, > Ken > >
-- Pradeep Kumar
