Return-Path: X-Original-To: apmail-hadoop-common-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-common-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 D05BA7BCE for ; Mon, 21 Nov 2011 23:08:09 +0000 (UTC) Received: (qmail 74326 invoked by uid 500); 21 Nov 2011 23:08:08 -0000 Delivered-To: apmail-hadoop-common-issues-archive@hadoop.apache.org Received: (qmail 74282 invoked by uid 500); 21 Nov 2011 23:08:08 -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 74243 invoked by uid 99); 21 Nov 2011 23:08:08 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 21 Nov 2011 23:08:08 +0000 X-ASF-Spam-Status: No, hits=-2001.2 required=5.0 tests=ALL_TRUSTED,RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 21 Nov 2011 23:08:02 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id C6BA636BEE for ; Mon, 21 Nov 2011 23:07:41 +0000 (UTC) Date: Mon, 21 Nov 2011 23:07:41 +0000 (UTC) From: "Suresh Srinivas (Commented) (JIRA)" To: common-issues@hadoop.apache.org Message-ID: <1791436388.138.1321916861815.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Commented] (HADOOP-7788) HA: Simple HealthMonitor class to watch an HAService 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-7788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13154711#comment-13154711 ] Suresh Srinivas commented on HADOOP-7788: ----------------------------------------- Sorry I was not clear in my previous comment - What I meant was is this configuration option and should we move this to some ConfigKeys with default values. > HA: Simple HealthMonitor class to watch an HAService > ---------------------------------------------------- > > Key: HADOOP-7788 > URL: https://issues.apache.org/jira/browse/HADOOP-7788 > Project: Hadoop Common > Issue Type: Sub-task > Components: ha > Reporter: Todd Lipcon > Assignee: Todd Lipcon > Attachments: hdfs-2524.txt > > > This is a utility class which will be part of the FailoverController. The class starts a daemon thread which periodically monitors an HAService, calling its monitorHealth function. It then generates callbacks into another class when the health status changes (eg the RPC fails or the service returns a HealthCheckFailedException) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira