spark-container的运行超出了物理内存限制

wj8zmpe1  于 2021-06-03  发布在  Hadoop
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我有一个由两个工作节点组成的集群。辅助节点\u 1-64gb ram辅助节点\u 2-32gb ram
背景小结:我正在尝试执行spark submit on yarn cluster在图上运行pregel来计算从一个源顶点到所有其他顶点的最短路径距离,并在控制台上打印值。实验:
对于具有15个顶点的小型图,执行完成应用程序最终状态:成功
我的代码工作得很好,打印241个顶点的最短距离图作为源顶点,但有一个问题。
问题:当我翻阅日志文件时,任务在4分26秒内成功完成,但仍然在终端上,它继续显示应用程序状态为正在运行,大约12分钟后任务执行终止-

Application application_1447669815913_0002 failed 2 times due to AM Container for appattempt_1447669815913_0002_000002 exited with exitCode: -104 For more detailed output, check application tracking page:http://myserver.com:8088/proxy/application_1447669815913_0002/
Then, click on links to logs of each attempt. 
Diagnostics: Container [pid=47384,containerID=container_1447669815913_0002_02_000001] is running beyond physical memory limits. Current usage: 17.9 GB of 17.5 GB physical memory used; 18.7 GB of 36.8 GB virtual memory used. Killing container.

Dump of the process-tree for container_1447669815913_0002_02_000001 : 
 |- PID PPID PGRPID SESSID CMD_NAME USER_MODE_TIME(MILLIS) SYSTEM_TIME(MILLIS) VMEM_USAGE(BYTES) RSSMEM_USAGE(PAGES) FULL_CMD_LINE
|- 47387 47384 47384 47384 (java) 100525 13746 20105633792 4682973 /usr/lib/jvm/java-7-oracle-cloudera/bin/java -server -Xmx16384m -Djava.io.tmpdir=/yarn/nm/usercache/cloudera/appcache/application_1447669815913_0002/container_1447669815913_0002_02_000001/tmp -Dspark.eventLog.enabled=true -Dspark.eventLog.dir=hdfs://myserver.com:8020/user/spark/applicationHistory -Dspark.executor.memory=14g -Dspark.shuffle.service.enabled=false -Dspark.yarn.executor.memoryOverhead=2048 -Dspark.yarn.historyServer.address=http://myserver.com:18088 -Dspark.driver.extraLibraryPath=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native -Dspark.shuffle.service.port=7337 -Dspark.yarn.jar=local:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/spark/lib/spark-assembly.jar -Dspark.serializer=org.apache.spark.serializer.KryoSerializer -Dspark.authenticate=false -Dspark.app.name=com.path.PathFinder -Dspark.master=yarn-cluster -Dspark.executor.extraLibraryPath=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native -Dspark.yarn.am.extraLibraryPath=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native -Dspark.yarn.app.container.log.dir=/var/log/hadoop-yarn/container/application_1447669815913_0002/container_1447669815913_0002_02_000001 org.apache.spark.deploy.yarn.ApplicationMaster --class com.path.PathFinder --jar file:/home/cloudera/Documents/Longest_Path_Data_1/Jars/ShortestPath_Loop-1.0.jar --arg /home/cloudera/workspace/Spark-Integration/LongestWorstPath/configFile --executor-memory 14336m --executor-cores 32 --num-executors 2
|- 47384 47382 47384 47384 (bash) 2 0 17379328 853 /bin/bash -c LD_LIBRARY_PATH=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native::/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native /usr/lib/jvm/java-7-oracle-cloudera/bin/java -server -Xmx16384m -Djava.io.tmpdir=/yarn/nm/usercache/cloudera/appcache/application_1447669815913_0002/container_1447669815913_0002_02_000001/tmp '-Dspark.eventLog.enabled=true' '-Dspark.eventLog.dir=hdfs://myserver.com:8020/user/spark/applicationHistory' '-Dspark.executor.memory=14g' '-Dspark.shuffle.service.enabled=false' '-Dspark.yarn.executor.memoryOverhead=2048' '-Dspark.yarn.historyServer.address=http://myserver.com:18088' '-Dspark.driver.extraLibraryPath=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native' '-Dspark.shuffle.service.port=7337' '-Dspark.yarn.jar=local:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/spark/lib/spark-assembly.jar' '-Dspark.serializer=org.apache.spark.serializer.KryoSerializer' '-Dspark.authenticate=false' '-Dspark.app.name=com.path.PathFinder' '-Dspark.master=yarn-cluster' '-Dspark.executor.extraLibraryPath=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native' '-Dspark.yarn.am.extraLibraryPath=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native' -Dspark.yarn.app.container.log.dir=/var/log/hadoop-yarn/container/application_1447669815913_0002/container_1447669815913_0002_02_000001 org.apache.spark.deploy.yarn.ApplicationMaster --class 'com.path.PathFinder' --jar file:/home/cloudera/Documents/Longest_Path_Data_1/Jars/ShortestPath_Loop-1.0.jar --arg '/home/cloudera/workspace/Spark-Integration/LongestWorstPath/configFile' --executor-memory 14336m --executor-cores 32 --num-executors 2 1> /var/log/hadoop-yarn/container/application_1447669815913_0002/container_1447669815913_0002_02_000001/stdout 2> /var/log/hadoop-yarn/container/application_1447669815913_0002/container_1447669815913_0002_02_000001/stderr
Container killed on request. Exit code is 143
Container exited with a non-zero exit code 143
Failing this attempt. Failing the application.

我尝试过的事情:
yarn.schedular.maximum-allocation-mb–32gb
mapreduce.map.memory.mb=2048(以前是1024)
已尝试更改--驱动器内存高达24g
你能给我介绍一下如何配置资源管理器,以便处理大尺寸的图形(>300k顶点)吗?谢谢。

s3fp2yjn

s3fp2yjn1#

只需增加默认conf spark.driver.memory512m2g 在我的例子中解决这个错误。
如果内存一直出现相同的错误,可以将其设置为更高的内存。然后,您可以不断减少它,直到它遇到相同的错误,以便您知道最佳的驱动程序内存用于您的工作。

vjrehmav

vjrehmav2#

我解决了我的例子中的错误,以增加spark.yarn.executor.memoryoverhead的conf,它代表堆外内存当您增加驱动程序内存和executor内存量时,不要忘记这个配置项

798qvoo8

798qvoo83#

处理的数据越多,每个spark任务需要的内存就越多。如果执行器运行的任务太多,那么它可能会耗尽内存。当我在处理大量数据时遇到问题,通常是由于没有正确平衡每个执行器的核心数。尝试减少核心数或增加执行器内存。
判断内存有问题的一个简单方法是检查spark ui上的executor选项卡。如果看到大量红色条表示垃圾收集时间很长,则可能是执行器内存不足。

ttygqcqt

ttygqcqt4#

我也有类似的问题:
关键错误信息:
出口代码:-104
“物理”内存限制

Application application_1577148289818_10686 failed 2 times due to AM Container for appattempt_1577148289818_10686_000002 exited with**exitCode: -104**

Failing this attempt.Diagnostics: [2019-12-26 09:13:54.392]Container [pid=18968,containerID=container_e96_1577148289818_10686_02_000001] is running 132722688B beyond the**'PHYSICAL' memory limit**. Current usage: 1.6 GB of 1.5 GB physical memory used; 4.6 GB of 3.1 GB virtual memory used. Killing container.

增加两者 spark.executor.memory 以及 spark.executor.memoryOverhead 没有生效。
然后我增加 spark.driver.memory 解决了。

xt0899hw

xt0899hw5#

spark作业以不同于mapreduce作业的方式从资源管理器请求资源。尝试调整分配给每个执行器的执行器数量和mem/vcore。跟随http://spark.apache.org/docs/latest/submitting-applications.html

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