From common-issues-return-150302-archive-asf-public=cust-asf.ponee.io@hadoop.apache.org Sun Mar 25 14:49:06 2018 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 [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id 3440118063B for ; Sun, 25 Mar 2018 14:49:06 +0200 (CEST) Received: (qmail 82259 invoked by uid 500); 25 Mar 2018 12:49:05 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 82246 invoked by uid 99); 25 Mar 2018 12:49:05 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 25 Mar 2018 12:49:05 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id 9A3EB1804E6 for ; 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Sun, 25 Mar 2018 12:49:01 +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 9B9392140B for ; Sun, 25 Mar 2018 12:49:00 +0000 (UTC) Date: Sun, 25 Mar 2018 12:49:00 +0000 (UTC) From: "Yiran Wu (JIRA)" To: common-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HADOOP-15335) Support xxxxxxx:xxx/stacks print lock info and more useful attribute of thread info 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/HADOOP-15335?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Yiran Wu updated HADOOP-15335: ------------------------------ Status: Patch Available (was: Open) add unit test > Support xxxxxxx:xxx/stacks print lock info and more useful attribute of thread info > ----------------------------------------------------------------------------------- > > Key: HADOOP-15335 > URL: https://issues.apache.org/jira/browse/HADOOP-15335 > Project: Hadoop Common > Issue Type: Improvement > Components: common > Affects Versions: 3.0.0 > Reporter: Yiran Wu > Priority: Major > Attachments: HADOOP-15335.001.patch, HADOOP-15335.002.patch > > > Print stack information and other info show in WebUI > http://namenode:50070/stacks?contentionTracing=true > {code:java} > Thread 2 (Reference Handler): > State: WAITING > Blocked count: 8 > Waited count: 5 > Thread CpuTime: 5910000 > Thread UserTime: 5754000 > Thread allocatedBytes: 0 > Waiting on java.lang.ref.Reference$Lock@4b3ed2f0 > Blocked by -1 > Stack: > java.lang.Object.wait(Native Method) > java.lang.Object.wait(Object.java:502) > java.lang.ref.Reference.tryHandlePending(Reference.java:191) > java.lang.ref.Reference$ReferenceHandler.run(Reference.java:153) > Thread 1 (main): > State: WAITING > Blocked count: 4 > Waited count: 2 > Thread CpuTime: 2563937000 > Thread UserTime: 2222977000 > Thread allocatedBytes: 229115520 > Waiting on org.apache.hadoop.ipc.ProtobufRpcEngine$Server@442a2e48 > Blocked by -1 > Stack: > java.lang.Object.wait(Native Method) > java.lang.Object.wait(Object.java:502) > org.apache.hadoop.ipc.Server.join(Server.java:2498) > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.join(NameNodeRpcServer.java:442) > org.apache.hadoop.hdfs.server.namenode.NameNode.join(NameNode.java:865) > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1573) > --------------------------------------------------------- > Locks info: > --------------------------------------------------------- > java.util.concurrent.locks.ReentrantReadWriteLock$FairSync@cd6c71a lockedBy Thread 43 (IPC Server handler 7 on 8020) > Waiting thread num: 6 > Stack: > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.renameTo(FSNamesystem.java:3665) > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rename(NameNodeRpcServer.java:868) > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.rename(ClientNamenodeProtocolServerSideTranslatorPB.java:583) > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java) > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:616) > org.apache.hadoop.ipc.RPC$Server.call(RPC.java:969) > org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2076) > org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2072) > java.security.AccessController.doPrivileged(Native Method) > javax.security.auth.Subject.doAs(Subject.java:422) > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1803) > org.apache.hadoop.ipc.Server$Handler.run(Server.java:2072) > java.lang.ref.ReferenceQueue$Lock@31bcf236 lockedBy UNKNOW > java.lang.ref.Reference$Lock@4b3ed2f0 lockedBy UNKNOW > org.apache.hadoop.ipc.ProtobufRpcEngine$Server@442a2e48 lockedBy UNKNOW > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: common-issues-help@hadoop.apache.org