From yarn-issues-return-166661-archive-asf-public=cust-asf.ponee.io@hadoop.apache.org Tue Apr 16 11:37:03 2019 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [207.244.88.153]) by mx-eu-01.ponee.io (Postfix) with SMTP id 81A01180630 for ; Tue, 16 Apr 2019 13:37:03 +0200 (CEST) Received: (qmail 70402 invoked by uid 500); 16 Apr 2019 11:37:02 -0000 Mailing-List: contact yarn-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list yarn-issues@hadoop.apache.org Received: (qmail 70389 invoked by uid 99); 16 Apr 2019 11:37:02 -0000 Received: from mailrelay1-us-west.apache.org (HELO mailrelay1-us-west.apache.org) (209.188.14.139) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 16 Apr 2019 11:37:02 +0000 Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 6A822E005C for ; Tue, 16 Apr 2019 11:37:01 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 5FD6C245A1 for ; Tue, 16 Apr 2019 11:37:00 +0000 (UTC) Date: Tue, 16 Apr 2019 11:37:00 +0000 (UTC) From: "Peter Bacsko (JIRA)" To: yarn-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (YARN-6929) yarn.nodemanager.remote-app-log-dir structure is not scalable MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/YARN-6929?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16818918#comment-16818918 ] Peter Bacsko commented on YARN-6929: ------------------------------------ Latest patch LGTM +1 (non-binding) > 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 > Priority: Major > Attachments: YARN-6929-007.patch, YARN-6929-008.patch, YARN-6929-009.patch, YARN-6929-010.patch, YARN-6929.1.patch, YARN-6929.2.patch, YARN-6929.2.patch, YARN-6929.3.patch, YARN-6929.4.patch, YARN-6929.5.patch, YARN-6929.6.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$MaxDirectoryItemsExceededException. > The current structure is //logs/. This can be improved with adding date as a subdirectory like > //logs// > {code} > WARN org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService: Application failed to init aggregation > org.apache.hadoop.yarn.exceptions.YarnRuntimeException: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.protocol.FSLimitException$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 (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: yarn-issues-help@hadoop.apache.org