Return-Path: X-Original-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 46189192F6 for ; Tue, 19 Apr 2016 02:41:26 +0000 (UTC) Received: (qmail 67208 invoked by uid 500); 19 Apr 2016 02:41:26 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 67145 invoked by uid 500); 19 Apr 2016 02:41:25 -0000 Mailing-List: contact hdfs-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-issues@hadoop.apache.org Delivered-To: mailing list hdfs-issues@hadoop.apache.org Received: (qmail 67046 invoked by uid 99); 19 Apr 2016 02:41:25 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 19 Apr 2016 02:41:25 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 98CE52C1F6C for ; Tue, 19 Apr 2016 02:41:25 +0000 (UTC) Date: Tue, 19 Apr 2016 02:41:25 +0000 (UTC) From: "Walter Su (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-9684) DataNode stopped sending heartbeat after getting OutOfMemoryError form DataTransfer thread. 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/HDFS-9684?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15247037#comment-15247037 ] Walter Su commented on HDFS-9684: --------------------------------- My previous comment is incorrect. It turns out that the MR tasks swallowed all the virtual memories. > DataNode stopped sending heartbeat after getting OutOfMemoryError form DataTransfer thread. > ------------------------------------------------------------------------------------------- > > Key: HDFS-9684 > URL: https://issues.apache.org/jira/browse/HDFS-9684 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode > Affects Versions: 2.7.1 > Reporter: Surendra Singh Lilhore > Assignee: Surendra Singh Lilhore > Priority: Blocker > Attachments: HDFS-9684.01.patch > > > {noformat} > java.lang.OutOfMemoryError: unable to create new native thread > at java.lang.Thread.start0(Native Method) > at java.lang.Thread.start(Thread.java:714) > at org.apache.hadoop.hdfs.server.datanode.DataNode.transferBlock(DataNode.java:1999) > at org.apache.hadoop.hdfs.server.datanode.DataNode.transferBlocks(DataNode.java:2008) > at org.apache.hadoop.hdfs.server.datanode.BPOfferService.processCommandFromActive(BPOfferService.java:657) > at org.apache.hadoop.hdfs.server.datanode.BPOfferService.processCommandFromActor(BPOfferService.java:615) > at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.processCommand(BPServiceActor.java:857) > at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.offerService(BPServiceActor.java:671) > at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:823) > at java.lang.Thread.run(Thread.java:745) > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)