Hi, When I try to run a larger graph in the application that I developed here first get this message:
hduser@node28:/usr/local/hama-trunk$ time bin/hama jar aplic19jan.jar 65537 /hdfs/disco/dados/internet_a /hdfs/disco/outinternet_a 42 30 13/01/22 10:59:14 INFO bsp.FileInputFormat: Total input paths to process : 1 13/01/22 10:59:14 INFO bsp.FileInputFormat: Total input paths to process : 1 13/01/22 10:59:17 INFO bsp.BSPJobClient: Running job: job_201301221058_0002 13/01/22 10:59:20 INFO bsp.BSPJobClient: Current supersteps number: 0 13/01/22 10:59:32 INFO bsp.BSPJobClient: Current supersteps number: 1 13/01/22 10:59:32 INFO bsp.BSPJobClient: The total number of supersteps: 1 13/01/22 10:59:32 INFO bsp.BSPJobClient: Counters: 6 13/01/22 10:59:32 INFO bsp.BSPJobClient: org.apache.hama.bsp.JobInProgress$JobCounter 13/01/22 10:59:32 INFO bsp.BSPJobClient: SUPERSTEPS=1 13/01/22 10:59:32 INFO bsp.BSPJobClient: LAUNCHED_TASKS=1 13/01/22 10:59:32 INFO bsp.BSPJobClient: org.apache.hama.bsp.BSPPeerImpl$PeerCounter 13/01/22 10:59:32 INFO bsp.BSPJobClient: SUPERSTEP_SUM=1 13/01/22 10:59:32 INFO bsp.BSPJobClient: TIME_IN_SYNC_MS=70 13/01/22 10:59:32 INFO bsp.BSPJobClient: IO_BYTES_READ=3467587 13/01/22 10:59:32 INFO bsp.BSPJobClient: TASK_INPUT_RECORDS=42089 13/01/22 10:59:32 INFO bsp.FileInputFormat: Total input paths to process : 42 13/01/22 10:59:35 INFO bsp.BSPJobClient: Running job: job_201301221058_0001 13/01/22 10:59:38 INFO bsp.BSPJobClient: Current supersteps number: 0 13/01/22 11:00:38 INFO bsp.BSPJobClient: Current supersteps number: 1 attempt_201301221058_0001_000001_0: SLF4J: Class path contains multiple SLF4J bindings. attempt_201301221058_0001_000001_0: SLF4J: Found binding in [jar:file:/usr/local/hama-trunk/lib/slf4j-log4j12-1.5.8.jar!/org/slf4j/impl/StaticLoggerBinder.class] attempt_201301221058_0001_000001_0: SLF4J: Found binding in [file:/tmp/hama-hduser/bsp/local/groomServer/attempt_201301221058_0001_000001_0/work/org/slf4j/impl/StaticLoggerBinder.class] attempt_201301221058_0001_000001_0: SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. attempt_201301221058_0001_000001_0: 13/01/22 11:00:14 INFO sync.ZKSyncClient: Initializing ZK Sync Client attempt_201301221058_0001_000001_0: 13/01/22 11:00:14 INFO sync.ZooKeeperSyncClientImpl: Start connecting to Zookeeper! At node30/10.16.2.30:61003 attempt_201301221058_0001_000001_0: 13/01/22 11:00:16 INFO ipc.Server: Starting SocketReader attempt_201301221058_0001_000001_0: 13/01/22 11:00:16 INFO ipc.Server: IPC Server Responder: starting attempt_201301221058_0001_000001_0: 13/01/22 11:00:16 INFO ipc.Server: IPC Server listener on 61003: starting attempt_201301221058_0001_000001_0: 13/01/22 11:00:16 INFO message.HadoopMessageManagerImpl: BSPPeer address:node30 port:61003 attempt_201301221058_0001_000001_0: 13/01/22 11:00:16 INFO ipc.Server: IPC Server handler 0 on 61003: starting attempt_201301221058_0001_000001_0: 13/01/22 11:00:34 INFO graph.GraphJobRunner: Loading finished at 1 steps. 13/01/22 11:04:46 INFO bsp.BSPJobClient: Job failed. real 5m34.523s user 0m4.832s sys 0m0.960s Analyzing logs the one that fails has this log: /************************************************************ STARTUP_MSG: Starting GroomServer STARTUP_MSG: host = node30/10.16.2.30 STARTUP_MSG: args = [node30] STARTUP_MSG: version = 1.0.0 STARTUP_MSG: build = https://svn.apache.org/repos/asf/hadoop/common/branches/branch-1.0 -r 1214675; compiled by 'hortonfo' on Fri Dec 16 20:01:27 UTC 2011 ************************************************************/ 2013-01-22 10:58:51,118 INFO org.apache.hama.bsp.GroomServer: groom start 2013-01-22 10:58:51,420 INFO org.apache.hama.bsp.GroomServer: /tmp/hama-hduser/bsp/local 2013-01-22 10:58:55,417 INFO org.apache.hadoop.ipc.Server: Starting SocketReader 2013-01-22 10:58:55,452 INFO org.apache.hadoop.ipc.Server: IPC Server listener on 50000: starting 2013-01-22 10:58:55,452 INFO org.apache.hadoop.ipc.Server: IPC Server Responder: starting 2013-01-22 10:58:55,455 INFO org.apache.hama.bsp.GroomServer: Worker rpc server --> node30:50000 2013-01-22 10:58:55,455 INFO org.apache.hadoop.ipc.Server: IPC Server handler 0 on 50000: starting 2013-01-22 10:58:55,560 INFO org.mortbay.log: Logging to org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via org.mortbay.log.Slf4jLog 2013-01-22 10:58:55,645 INFO org.apache.hama.bsp.GroomServer: starting webserver: node30 2013-01-22 10:58:55,645 INFO org.apache.hama.http.HttpServer: Port returned by webServer.getConnectors()[0].getLocalPort() before open() is -1. Opening the listener on 40015 2013-01-22 10:58:55,646 INFO org.apache.hama.http.HttpServer: listener.getLocalPort() returned 40015 webServer.getConnectors()[0].getLocalPort() returned 40015 2013-01-22 10:58:55,646 INFO org.apache.hama.http.HttpServer: Jetty bound to port 40015 2013-01-22 10:58:55,646 INFO org.mortbay.log: jetty-6.1.14 2013-01-22 10:58:56,252 INFO org.mortbay.log: Started SelectChannelConnector@node30:40015 2013-01-22 10:59:01,574 INFO org.apache.hadoop.ipc.Server: Starting SocketReader 2013-01-22 10:59:01,576 INFO org.apache.hadoop.ipc.Server: IPC Server Responder: starting 2013-01-22 10:59:01,576 INFO org.apache.hadoop.ipc.Server: IPC Server listener on 59102: starting 2013-01-22 10:59:01,576 INFO org.apache.hadoop.ipc.Server: IPC Server handler 0 on 59102: starting 2013-01-22 10:59:01,580 INFO org.apache.hadoop.ipc.Server: IPC Server handler 1 on 59102: starting 2013-01-22 10:59:01,577 INFO org.apache.hadoop.ipc.Server: IPC Server handler 2 on 59102: starting 2013-01-22 10:59:01,584 INFO org.apache.hadoop.ipc.Server: IPC Server handler 4 on 59102: starting 2013-01-22 10:59:01,583 INFO org.apache.hadoop.ipc.Server: IPC Server handler 3 on 59102: starting 2013-01-22 10:59:01,584 INFO org.apache.hadoop.ipc.Server: IPC Server handler 5 on 59102: starting 2013-01-22 10:59:01,584 INFO org.apache.hadoop.ipc.Server: IPC Server handler 6 on 59102: starting 2013-01-22 10:59:01,585 INFO org.apache.hadoop.ipc.Server: IPC Server handler 7 on 59102: starting 2013-01-22 10:59:01,585 INFO org.apache.hadoop.ipc.Server: IPC Server handler 8 on 59102: starting 2013-01-22 10:59:01,585 INFO org.apache.hadoop.ipc.Server: IPC Server handler 9 on 59102: starting 2013-01-22 10:59:06,899 INFO org.apache.hama.bsp.GroomServer: GroomServer up at: 127.0.0.1/127.0.0.1:59102 2013-01-22 10:59:06,900 INFO org.apache.hama.bsp.GroomServer: Starting groom: node30:50000 2013-01-22 10:59:18,083 INFO org.apache.hama.bsp.GroomServer: Launch 1 tasks. 2013-01-22 10:59:18,283 WARN org.apache.hadoop.util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable 2013-01-22 10:59:23,057 INFO org.apache.hama.bsp.GroomServer: Task 'attempt_201301221058_0002_000000_0' has started. 2013-01-22 10:59:31,403 INFO org.apache.hama.bsp.GroomServer: Task attempt_201301221058_0002_000000_0 is done. 2013-01-22 10:59:35,757 INFO org.apache.hama.bsp.GroomServer: Launch 3 tasks. 2013-01-22 10:59:56,486 INFO org.apache.hama.bsp.GroomServer: Task 'attempt_201301221058_0001_000000_0' has started. 2013-01-22 10:59:56,487 INFO org.apache.hama.bsp.GroomServer: Launch 3 tasks. 2013-01-22 11:00:06,973 INFO org.apache.hama.bsp.GroomServer: Task 'attempt_201301221058_0001_000002_0' has started. 2013-01-22 11:00:06,974 INFO org.apache.hama.bsp.GroomServer: Launch 3 tasks. 2013-01-22 11:00:12,927 INFO org.apache.hama.bsp.GroomServer: Task 'attempt_201301221058_0001_000001_0' has started. 2013-01-22 11:03:50,330 ERROR org.apache.hama.bsp.TaskRunner: Error when executing BSPPeer process. java.io.IOException: BSP task process exit with nonzero status of 137. command = [/usr/lib/jvm/jdk1.7.0_11/jre/bin/java, -Xmx6144m, -classpath, /usr/local/hama-trunk/bin/../conf:/usr/lib/jvm/java-7-oracle//lib/tools.jar:/usr/local/hama-trunk/bin/../core/target/classes:/usr/local/hama-trunk/bin/../hama-**.jar:/usr/local/hama-trunk/bin/../lib/ant-1.7.1.jar:/usr/local/hama-trunk/bin/../lib/ant-launcher-1.7.1.jar:/usr/local/hama-trunk/bin/../lib/avro-1.6.0.jar:/usr/local/hama-trunk/bin/../lib/avro-ipc-1.6.0.jar:/usr/local/hama-trunk/bin/../lib/commons-cli-1.2.jar:/usr/local/hama-trunk/bin/../lib/commons-configuration-1.7.jar:/usr/local/hama-trunk/bin/../lib/commons-httpclient-3.0.1.jar:/usr/local/hama-trunk/bin/../lib/commons-lang-2.6.jar:/usr/local/hama-trunk/bin/../lib/commons-logging-1.1.1.jar:/usr/local/hama-trunk/bin/../lib/commons-math3-3.0.jar:/usr/local/hama-trunk/bin/../lib/guava-10.0.1.jar:/usr/local/hama-trunk/bin/../lib/hadoop-core-1.0.0.jar:/usr/local/hama-trunk/bin/../lib/hadoop-test-1.0.0.jar:/usr/local/hama-trunk/bin/../lib/jackson-core-asl-1.9.2.jar:/usr/local/hama-trunk/bin/../lib/jackson-mapper-asl-1.9.2.jar:/usr/local/hama-trunk/bin/../lib/jetty-6.1.14.jar:/usr/local/hama-trunk/bin/../lib/jetty-annotations-6.1.14.jar:/usr/local/hama-trunk/bin/../lib/jetty-util-6.1.14.jar:/usr/local/hama-trunk/bin/../lib/jsp-2.1-6.1.14.jar:/usr/local/hama-trunk/bin/../lib/jsp-api-2.1-6.1.14.jar:/usr/local/hama-trunk/bin/../lib/junit-4.8.1.jar:/usr/local/hama-trunk/bin/../lib/log4j-1.2.16.jar:/usr/local/hama-trunk/bin/../lib/netty-3.2.6.Final.jar:/usr/local/hama-trunk/bin/../lib/servlet-api-6.0.32.jar:/usr/local/hama-trunk/bin/../lib/slf4j-api-1.5.8.jar:/usr/local/hama-trunk/bin/../lib/slf4j-log4j12-1.5.8.jar:/usr/local/hama-trunk/bin/../lib/snappy-java-1.0.4.1.jar:/usr/local/hama-trunk/bin/../lib/zookeeper-3.4.5.jar::/tmp/hama-hduser/bsp/local/groomServer/attempt_201301221058_0001_000001_0/work/classes:/tmp/hama-hduser/bsp/local/groomServer/attempt_201301221058_0001_000001_0/work, org.apache.hama.bsp.GroomServer$BSPPeerChild, 127.0.0.1, 59102, attempt_201301221058_0001_000001_0, node30, -1, RUNNING] at org.apache.hama.bsp.TaskRunner$BspChildRunner.call(TaskRunner.java:126) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722) 2013-01-22 11:04:39,789 INFO org.apache.hama.bsp.GroomServer: adding purge task: attempt_201301221058_0001_000001_0 2013-01-22 11:04:39,884 INFO org.apache.hama.bsp.GroomServer: About to purge task: attempt_201301221058_0001_000001_0 2013-01-22 11:04:41,170 INFO org.apache.hama.bsp.GroomServer: Kill 1 tasks. 2013-01-22 11:04:41,219 INFO org.apache.hama.bsp.GroomServer: Kill 1 tasks. 2013-01-22 11:04:41,589 INFO org.apache.hama.bsp.GroomServer: Kill 1 tasks. What can it be? Some configuration? To not get the message of Java Heap Space configured: <name> bsp.child.java.opts </ name> <value>-Xmx6144m </ value> I have only 4 GB of memory in each Groomserver, can it be that? I am using the trunk version of Hama. -- Francisco Sanches
