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Prabhu Ramanathan Babu commented on GIRAPH-1026: ------------------------------------------------ [~mgarmash] How many workers are using after increasing xmx to 38GB? If you are using 6 workers to run this giraph job as mentioned in the description, the giraph will not start with xmx=38GB due to the following reason. 1. Giraph will start only when all the requested workers are available. 2. Each worker (or mapper task) takes 38GB container, for the cluster 4x (CPU 6 cores / 12 threads, RAM 64GB), Yarn can create only 4 containers (one per node) for this job. So at max, you can use only 4 workers to run this job. > New Out-of-core mechanism does not work > --------------------------------------- > > Key: GIRAPH-1026 > URL: https://issues.apache.org/jira/browse/GIRAPH-1026 > Project: Giraph > Issue Type: Bug > Affects Versions: 1.2.0-SNAPSHOT > Reporter: Max Garmash > Assignee: Hassan Eslami > Attachments: LPAComputation.txt > > > After releasing new OOC mechanism we tried to test it on our data and it > failed. > Our environment: > 4x (CPU 6 cores / 12 threads, RAM 64GB) > We can successfully process about 75 millions of vertices. > With 100-120M vertices it fails like this: > {noformat} > 2015-08-04 12:35:21,000 INFO [AMRM Callback Handler Thread] > yarn.GiraphApplicationMaster > (GiraphApplicationMaster.java:onContainersCompleted(574)) - Got container > status for containerID=container_1438068521412_0193_01_000005, > state=COMPLETE, exitStatus=-104, diagnostics=Container > [pid=6700,containerID=container_1438068521412_0193_01_000005] is running > beyond physical memory limits. Current usage: 20.3 GB of 20 GB physical > memory used; 22.4 GB of 42 GB virtual memory used. Killing container. > Dump of the process-tree for container_1438068521412_0193_01_000005 : > |- PID PPID PGRPID SESSID CMD_NAME USER_MODE_TIME(MILLIS) > SYSTEM_TIME(MILLIS) VMEM_USAGE(BYTES) RSSMEM_USAGE(PAGES) FULL_CMD_LINE > |- 6704 6700 6700 6700 (java) 78760 20733 24033841152 5317812 java > -Xmx20480M -Xms20480M -cp > .:${CLASSPATH}:./*:$HADOOP_CLIENT_CONF_DIR:$HADOOP_CONF_DIR:$HADOOP_COMMON_HOME/*:$HADOOP_COMMON_HOME/lib/*:$HADOOP_HDFS_HOME/*:$HADOOP_HDFS_HOME/lib/*:$HADOOP_YARN_HOME/*:$HADOOP_YARN_HOME/lib/*:$HADOOP_MAPRED_HOME/*:$HADOOP_MAPRED_HOME/lib/*:$MR2_CLASSPATH:./*:/etc/hadoop/conf.cloudera.yarn:/run/cloudera-scm-agent/process/264-yarn-NODEMANAGER:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/lib/*::./*:/etc/hadoop/conf.cloudera.yarn:/run/cloudera-scm-agent/process/264-yarn-NODEMANAGER:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/lib/*::./*:/etc/hadoop/conf.cloudera.yarn:/run/cloudera-scm-agent/process/264-yarn-NODEMANAGER:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/lib/*: > org.apache.giraph.yarn.GiraphYarnTask 1438068521412 193 5 1 > |- 6700 6698 6700 6700 (bash) 0 0 14376960 433 /bin/bash -c java > -Xmx20480M -Xms20480M -cp > .:${CLASSPATH}:./*:$HADOOP_CLIENT_CONF_DIR:$HADOOP_CONF_DIR:$HADOOP_COMMON_HOME/*:$HADOOP_COMMON_HOME/lib/*:$HADOOP_HDFS_HOME/*:$HADOOP_HDFS_HOME/lib/*:$HADOOP_YARN_HOME/*:$HADOOP_YARN_HOME/lib/*:$HADOOP_MAPRED_HOME/*:$HADOOP_MAPRED_HOME/lib/*:$MR2_CLASSPATH:./*:/etc/hadoop/conf.cloudera.yarn:/run/cloudera-scm-agent/process/264-yarn-NODEMANAGER:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-hdfs/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-yarn/lib/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/*:/opt/cloudera/parcels/CDH-5.4.4-1.cdh5.4.4.p0.4/lib/hadoop-mapreduce/lib/*: > org.apache.giraph.yarn.GiraphYarnTask 1438068521412 193 5 1 > 1>/var/log/hadoop-yarn/container/application_1438068521412_0193/container_1438068521412_0193_01_000005/task-5-stdout.log > > 2>/var/log/hadoop-yarn/container/application_1438068521412_0193/container_1438068521412_0193_01_000005/task-5-stderr.log > > Container killed on request. Exit code is 143 > Container exited with a non-zero exit code 143 > {noformat} > Logs from container > {noformat} > 2015-08-04 12:34:51,258 INFO [netty-server-worker-4] handler.RequestDecoder > (RequestDecoder.java:channelRead(74)) - decode: Server window metrics > MBytes/sec received = 12.5315, MBytesReceived = 380.217, ave received req > MBytes = 0.007, secs waited = 30.34 > 2015-08-04 12:35:16,258 INFO [check-memory] ooc.CheckMemoryCallable > (CheckMemoryCallable.java:call(221)) - call: Memory is very limited now. > Calling GC manually. freeMemory = 924.27MB > {noformat} > We are running our job like this: > {noformat} > hadoop jar > giraph-examples-1.2.0-SNAPSHOT-for-hadoop-2.6.0-cdh5.4.4-jar-with-dependencies.jar > \ > org.apache.giraph.GiraphRunner \ > -Dgiraph.yarn.task.heap.mb=20480 \ > -Dgiraph.isStaticGraph=true \ > -Dgiraph.useOutOfCoreGraph=true \ > -Dgiraph.logLevel=info \ > -Dgiraph.weightedPageRank.superstepCount=5 \ > ru.isys.WeightedPageRankComputation \ > -vif ru.isys.CrawlerInputFormat \ > -vip /tmp/bigdata/input \ > -vof org.apache.giraph.io.formats.IdWithValueTextOutputFormat \ > -op /tmp/giraph \ > -w 6 \ > -yj > giraph-examples-1.2.0-SNAPSHOT-for-hadoop-2.6.0-cdh5.4.4-jar-with-dependencies.jar > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)