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genericqa commented on YARN-6929: --------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s{color} | {color:blue} Docker mode activated. {color} | | {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 7s{color} | {color:red} YARN-6929 does not apply to trunk. Rebase required? Wrong Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {color} | \\ \\ || Subsystem || Report/Notes || | JIRA Issue | YARN-6929 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12894301/YARN-6929.3.patch | | Console output | https://builds.apache.org/job/PreCommit-YARN-Build/19139/console | | Powered by | Apache Yetus 0.7.0-SNAPSHOT http://yetus.apache.org | This message was automatically generated. > yarn.nodemanager.remote-app-log-dir structure is not scalable > ------------------------------------------------------------- > > Key: YARN-6929 > URL: https://issues.apache.org/jira/browse/YARN-6929 > Project: Hadoop YARN > Issue Type: Bug > Components: log-aggregation > Affects Versions: 2.7.3 > Reporter: Prabhu Joseph > Assignee: Prabhu Joseph > Attachments: YARN-6929.1.patch, YARN-6929.2.patch, YARN-6929.2.patch, > YARN-6929.3.patch, YARN-6929.patch > > > The current directory structure for yarn.nodemanager.remote-app-log-dir is > not scalable. Maximum Subdirectory limit by default is 1048576 (HDFS-6102). > With retention yarn.log-aggregation.retain-seconds of 7days, there are more > chances LogAggregationService fails to create a new directory with > FSLimitException$MaxDirectoryItemsExceededException. > The current structure is > <yarn.nodemanager.remote-app-log-dir>/<user>/logs/<job_name>. This can be > improved with adding date as a subdirectory like > <yarn.nodemanager.remote-app-log-dir>/<user>/logs/<date>/<job_name> > {code} > WARN > org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService: > Application failed to init aggregation > org.apache.hadoop.yarn.exceptions.YarnRuntimeException: > org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.protocol.FSLimitException$MaxDirectoryItemsExceededException): > The directory item limit of /app-logs/yarn/logs is exceeded: limit=1048576 > items=1048576 > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.verifyMaxDirItems(FSDirectory.java:2021) > > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.addChild(FSDirectory.java:2072) > > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.unprotectedMkdir(FSDirectory.java:1841) > > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirsRecursively(FSNamesystem.java:4351) > > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirsInternal(FSNamesystem.java:4262) > > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirsInt(FSNamesystem.java:4221) > > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirs(FSNamesystem.java:4194) > > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.mkdirs(NameNodeRpcServer.java:813) > > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.mkdirs(ClientNamenodeProtocolServerSideTranslatorPB.java:600) > > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java) > > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619) > > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:962) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2039) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2035) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:415) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628) > > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2033) > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService.createAppDir(LogAggregationService.java:308) > > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService.initAppAggregator(LogAggregationService.java:366) > > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService.initApp(LogAggregationService.java:320) > > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService.handle(LogAggregationService.java:443) > > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService.handle(LogAggregationService.java:67) > > at > org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:173) > > at > org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:106) > at java.lang.Thread.run(Thread.java:745) > Caused by: > org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.protocol.FSLimitException$MaxDirectoryItemsExceededException): > The directory item limit of /app-logs/yarn/logs is exceeded: limit=1048576 > items=1048576 > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.verifyMaxDirItems(FSDirectory.java:2021) > > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.addChild(FSDirectory.java:2072) > > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.unprotectedMkdir(FSDirectory.java:1841) > > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirsRecursively(FSNamesystem.java:4351) > > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirsInternal(FSNamesystem.java:4262) > > {code} > Thanks to Robert Mancuso for finding this issue. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org