From common-issues-return-146980-archive-asf-public=cust-asf.ponee.io@hadoop.apache.org Fri Jan 19 07:24:06 2018 Return-Path: X-Original-To: archive-asf-public@eu.ponee.io Delivered-To: archive-asf-public@eu.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by mx-eu-01.ponee.io (Postfix) with ESMTP id 53AC2180607 for ; Fri, 19 Jan 2018 07:24:06 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id 4363D160C48; Fri, 19 Jan 2018 06:24:06 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 37388160C26 for ; Fri, 19 Jan 2018 07:24:05 +0100 (CET) Received: (qmail 52476 invoked by uid 500); 19 Jan 2018 06:24:04 -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 52461 invoked 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[209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id 4D6045F1F0 for ; Fri, 19 Jan 2018 06:24:01 +0000 (UTC) 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 BDCF1E0161 for ; Fri, 19 Jan 2018 06:24:00 +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 70F4521312 for ; Fri, 19 Jan 2018 06:24:00 +0000 (UTC) Date: Fri, 19 Jan 2018 06:24:00 +0000 (UTC) From: "genericqa (JIRA)" To: common-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HADOOP-15121) Encounter NullPointerException when using DecayRpcScheduler 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-15121?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16331801#comment-16331801 ] genericqa commented on HADOOP-15121: ------------------------------------ | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 14s{color} | {color:blue} Docker mode activated. {color} | || || || || {color:brown} Prechecks {color} || | {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 0s{color} | {color:green} The patch does not contain any @author tags. {color} | | {color:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 0s{color} | {color:green} The patch appears to include 1 new or modified test files. {color} | || || || || {color:brown} trunk Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 17m 3s{color} | 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{color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 37s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 53s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} unit {color} | {color:green} 8m 57s{color} | {color:green} hadoop-common in the patch passed. {color} | | {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 35s{color} | {color:red} The patch generated 1 ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 82m 20s{color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:5b98639 | | JIRA Issue | HADOOP-15121 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12906763/HADOOP-15121.007.patch | | Optional Tests | asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux 990e4031516b 3.13.0-135-generic #184-Ubuntu SMP Wed Oct 18 11:55:51 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/patchprocess/precommit/personality/provided.sh | | git revision | trunk / bc93ac2 | | maven | version: Apache Maven 3.3.9 | | Default Java | 1.8.0_151 | | findbugs | v3.1.0-RC1 | | Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/13998/testReport/ | | asflicense | https://builds.apache.org/job/PreCommit-HADOOP-Build/13998/artifact/out/patch-asflicense-problems.txt | | Max. process+thread count | 1712 (vs. ulimit of 5000) | | modules | C: hadoop-common-project/hadoop-common U: hadoop-common-project/hadoop-common | | Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/13998/console | | Powered by | Apache Yetus 0.8.0-SNAPSHOT http://yetus.apache.org | This message was automatically generated. > Encounter NullPointerException when using DecayRpcScheduler > ----------------------------------------------------------- > > Key: HADOOP-15121 > URL: https://issues.apache.org/jira/browse/HADOOP-15121 > Project: Hadoop Common > Issue Type: Bug > Affects Versions: 2.8.2 > Reporter: Tao Jie > Assignee: Tao Jie > Priority: Major > Attachments: HADOOP-15121.001.patch, HADOOP-15121.002.patch, HADOOP-15121.003.patch, HADOOP-15121.004.patch, HADOOP-15121.005.patch, HADOOP-15121.006.patch, HADOOP-15121.007.patch > > > I set ipc.8020.scheduler.impl to org.apache.hadoop.ipc.DecayRpcScheduler, but got excetion in namenode: > {code} > 2017-12-15 15:26:34,662 ERROR impl.MetricsSourceAdapter (MetricsSourceAdapter.java:getMetrics(202)) - Error getting metrics from source DecayRpcSchedulerMetrics2.ipc.8020 > java.lang.NullPointerException > at org.apache.hadoop.ipc.DecayRpcScheduler$MetricsProxy.getMetrics(DecayRpcScheduler.java:781) > at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMetrics(MetricsSourceAdapter.java:199) > at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.updateJmxCache(MetricsSourceAdapter.java:182) > at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMBeanInfo(MetricsSourceAdapter.java:155) > at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getNewMBeanClassName(DefaultMBeanServerInterceptor.java:333) > at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:319) > at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522) > at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:66) > at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.startMBeans(MetricsSourceAdapter.java:222) > at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.start(MetricsSourceAdapter.java:100) > at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.registerSource(MetricsSystemImpl.java:268) > at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.register(MetricsSystemImpl.java:233) > at org.apache.hadoop.ipc.DecayRpcScheduler$MetricsProxy.registerMetrics2Source(DecayRpcScheduler.java:709) > at org.apache.hadoop.ipc.DecayRpcScheduler$MetricsProxy.(DecayRpcScheduler.java:685) > at org.apache.hadoop.ipc.DecayRpcScheduler$MetricsProxy.getInstance(DecayRpcScheduler.java:693) > at org.apache.hadoop.ipc.DecayRpcScheduler.(DecayRpcScheduler.java:236) > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) > at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > at java.lang.reflect.Constructor.newInstance(Constructor.java:423) > at org.apache.hadoop.ipc.CallQueueManager.createScheduler(CallQueueManager.java:102) > at org.apache.hadoop.ipc.CallQueueManager.(CallQueueManager.java:76) > at org.apache.hadoop.ipc.Server.(Server.java:2612) > at org.apache.hadoop.ipc.RPC$Server.(RPC.java:958) > at org.apache.hadoop.ipc.ProtobufRpcEngine$Server.(ProtobufRpcEngine.java:374) > at org.apache.hadoop.ipc.ProtobufRpcEngine.getServer(ProtobufRpcEngine.java:349) > at org.apache.hadoop.ipc.RPC$Builder.build(RPC.java:800) > at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.(NameNodeRpcServer.java:415) > at org.apache.hadoop.hdfs.server.namenode.NameNode.createRpcServer(NameNode.java:755) > at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:697) > at org.apache.hadoop.hdfs.server.namenode.NameNode.(NameNode.java:905) > at org.apache.hadoop.hdfs.server.namenode.NameNode.(NameNode.java:884) > at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1610) > at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1678) > {code} > It seems that {{metricsProxy}} in DecayRpcScheduler should initiate its {{delegate}} field 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