Return-Path: Delivered-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Received: (qmail 12894 invoked from network); 6 Nov 2009 00:31:55 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 6 Nov 2009 00:31:55 -0000 Received: (qmail 86747 invoked by uid 500); 6 Nov 2009 00:31:54 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 86700 invoked by uid 500); 6 Nov 2009 00:31:54 -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 86688 invoked by uid 99); 6 Nov 2009 00:31:54 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 06 Nov 2009 00:31:54 +0000 X-ASF-Spam-Status: No, hits=-10.5 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI 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; Fri, 06 Nov 2009 00:31:52 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 70794234C045 for ; Thu, 5 Nov 2009 16:31:32 -0800 (PST) Message-ID: <2059874287.1257467492445.JavaMail.jira@brutus> Date: Fri, 6 Nov 2009 00:31:32 +0000 (UTC) From: "Zheng Shao (JIRA)" To: hdfs-issues@hadoop.apache.org Subject: [jira] Updated: (HDFS-611) Heartbeats times from Datanodes increase when there are plenty of blocks to delete In-Reply-To: <270305594.1252570077770.JavaMail.jira@brutus> 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-611?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Zheng Shao updated HDFS-611: ---------------------------- Status: Open (was: Patch Available) > Heartbeats times from Datanodes increase when there are plenty of blocks to delete > ---------------------------------------------------------------------------------- > > Key: HDFS-611 > URL: https://issues.apache.org/jira/browse/HDFS-611 > Project: Hadoop HDFS > Issue Type: Bug > Components: data-node > Affects Versions: 0.20.1, 0.21.0, 0.22.0 > Reporter: dhruba borthakur > Assignee: Zheng Shao > Fix For: 0.20.2, 0.21.0, 0.22.0 > > Attachments: HDFS-611.branch-19.patch, HDFS-611.branch-19.v2.patch, HDFS-611.branch-20.patch, HDFS-611.branch-20.v2.patch, HDFS-611.trunk.patch, HDFS-611.trunk.v2.patch, HDFS-611.trunk.v3.patch, HDFS-611.trunk.v4.patch, HDFS-611.trunk.v5.patch, HDFS-611.trunk.v6.patch > > > I am seeing that when we delete a large directory that has plenty of blocks, the heartbeat times from datanodes increase significantly from the normal value of 3 seconds to as large as 50 seconds or so. The heartbeat thread in the Datanode deletes a bunch of blocks sequentially, this causes the heartbeat times to increase. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.