Return-Path: Delivered-To: apmail-hadoop-core-dev-archive@www.apache.org Received: (qmail 94281 invoked from network); 30 Mar 2009 17:39:13 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 30 Mar 2009 17:39:13 -0000 Received: (qmail 87679 invoked by uid 500); 30 Mar 2009 17:39:11 -0000 Delivered-To: apmail-hadoop-core-dev-archive@hadoop.apache.org Received: (qmail 87612 invoked by uid 500); 30 Mar 2009 17:39:11 -0000 Mailing-List: contact core-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: core-dev@hadoop.apache.org Delivered-To: mailing list core-dev@hadoop.apache.org Received: (qmail 87602 invoked by uid 99); 30 Mar 2009 17:39:11 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 30 Mar 2009 17:39:11 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.140] (HELO brutus.apache.org) (140.211.11.140) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 30 Mar 2009 17:39:11 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id C7FE0234C004 for ; Mon, 30 Mar 2009 10:38:50 -0700 (PDT) Message-ID: <1919257679.1238434730804.JavaMail.jira@brutus> Date: Mon, 30 Mar 2009 10:38:50 -0700 (PDT) From: "Hairong Kuang (JIRA)" To: core-dev@hadoop.apache.org Subject: [jira] Commented: (HADOOP-5594) NameNode entered into an infinite loop of logging In-Reply-To: <1382614332.1238433290519.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HADOOP-5594?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12693857#action_12693857 ] Hairong Kuang commented on HADOOP-5594: --------------------------------------- This infinite retry loop might be cased by the same problem reported in HADOOP-5311. The infinite retry got fixed in HADOOP-3998. Runping, could you please check the dfs client log to provide us more information? > NameNode entered into an infinite loop of logging > ------------------------------------------------- > > Key: HADOOP-5594 > URL: https://issues.apache.org/jira/browse/HADOOP-5594 > Project: Hadoop Core > Issue Type: Bug > Components: dfs > Affects Versions: 0.19.0 > Reporter: Runping Qi > > We have a cluster running Hadoop 0.19.0. > For some reason, the name node entered into an infinite loop of spitting the following message once every second: > 2009-03-30 00:00:02,658 INFO org.apache.hadoop.hdfs.server.namenode.FSNamesystem: commitBlockSynchronization(lastblock=blk_2800657178116909860_14611, newgenerationstamp=0, newlength=0, newtargets=[]) > 2009-03-30 00:00:02,658 INFO org.apache.hadoop.ipc.Server: IPC Server handler 4 on 8088, call commitBlockSynchronization(blk_2800657178116909860_14611, 0, 0, false, true, [Lorg.apache.hadoop.hdfs.protocol.DatanodeID;@1558378) from 10.126.185.32:45347: error: java.io.IOException: Block (=blk_2800657178116909860_14611) not found > java.io.IOException: Block (=blk_2800657178116909860_14611) not found > at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.commitBlockSynchronization(FSNamesystem.java:1898) > at org.apache.hadoop.hdfs.server.namenode.NameNode.commitBlockSynchronization(NameNode.java:410) > at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:452) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:892) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.