Return-Path: Delivered-To: apmail-hadoop-common-issues-archive@minotaur.apache.org Received: (qmail 13444 invoked from network); 22 Sep 2009 05:02:40 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 22 Sep 2009 05:02:40 -0000 Received: (qmail 3413 invoked by uid 500); 22 Sep 2009 05:02:40 -0000 Delivered-To: apmail-hadoop-common-issues-archive@hadoop.apache.org Received: (qmail 3347 invoked by uid 500); 22 Sep 2009 05:02:39 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-issues@hadoop.apache.org Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 3337 invoked by uid 99); 22 Sep 2009 05:02:39 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 22 Sep 2009 05:02:39 +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; Tue, 22 Sep 2009 05:02:37 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 0D923234C044 for ; Mon, 21 Sep 2009 22:02:16 -0700 (PDT) Message-ID: <11603083.1253595736040.JavaMail.jira@brutus> Date: Mon, 21 Sep 2009 22:02:16 -0700 (PDT) From: "Arun C Murthy (JIRA)" To: common-issues@hadoop.apache.org Subject: [jira] Updated: (HADOOP-5784) The length of the heartbeat cycle should be configurable. 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-5784?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Arun C Murthy updated HADOOP-5784: ---------------------------------- Attachment: HADOOP-5784_yhadoop20.patch Patch for the yahoo hadoop-0.20 distribution. > The length of the heartbeat cycle should be configurable. > --------------------------------------------------------- > > Key: HADOOP-5784 > URL: https://issues.apache.org/jira/browse/HADOOP-5784 > Project: Hadoop Common > Issue Type: Improvement > Reporter: Owen O'Malley > Assignee: Amareshwari Sriramadasu > Fix For: 0.21.0 > > Attachments: HADOOP-5784_yhadoop20.patch, patch-5784-1.txt, patch-5784.txt > > > Currently, the hearbeat cycle is set to (# nodes / 100) in seconds. This can be too long for clusters that need to run low latency jobs. We should make the number of heartbeats that should arrive a second configurable. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.