Return-Path: Delivered-To: apmail-hadoop-core-dev-archive@www.apache.org Received: (qmail 82178 invoked from network); 24 Jul 2008 22:21:53 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 24 Jul 2008 22:21:53 -0000 Received: (qmail 94526 invoked by uid 500); 24 Jul 2008 22:21:51 -0000 Delivered-To: apmail-hadoop-core-dev-archive@hadoop.apache.org Received: (qmail 94491 invoked by uid 500); 24 Jul 2008 22:21:51 -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 94480 invoked by uid 99); 24 Jul 2008 22:21:51 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 24 Jul 2008 15:21:51 -0700 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; Thu, 24 Jul 2008 22:21:05 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id A5731234C185 for ; Thu, 24 Jul 2008 15:21:31 -0700 (PDT) Message-ID: <408821856.1216938091676.JavaMail.jira@brutus> Date: Thu, 24 Jul 2008 15:21:31 -0700 (PDT) From: "Arun C Murthy (JIRA)" To: core-dev@hadoop.apache.org Subject: [jira] Updated: (HADOOP-3521) Hadoop mapreduce task metrics, unable to send metrics data. In-Reply-To: <1784283800.1213061144951.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HADOOP-3521?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Arun C Murthy updated HADOOP-3521: ---------------------------------- Resolution: Fixed Status: Resolved (was: Patch Available) I just committed this. I've opened HADOOP-3826 to revert this in a future release. > Hadoop mapreduce task metrics, unable to send metrics data. > ----------------------------------------------------------- > > Key: HADOOP-3521 > URL: https://issues.apache.org/jira/browse/HADOOP-3521 > Project: Hadoop Core > Issue Type: Bug > Components: mapred > Affects Versions: 0.18.0 > Reporter: Eric Yang > Assignee: Arun C Murthy > Priority: Blocker > Fix For: 0.18.0 > > Attachments: HADOOP-3521_0_20080723.patch > > > Found the following new metrics in tasktracker: > mapTaskSlots (short) > reduceTaskSlots (short) > tasks_failed_timeout (int) > tasks_failed_ping (int) > After configuring Simon to match the new metrics, this error was thrown in the task tracker log: > Exception in thread "Timer thread for monitoring mapred" java.lang.ClassCastException: java.lang.Long > at com.yahoo.simon.hadoop.metrics.Client.sendBlurb(Client.java:266) > at com.yahoo.simon.hadoop.metrics.SimonContext.emitRecord(SimonContext.java:160) > at org.apache.hadoop.metrics.spi.AbstractMetricsContext.emitRecords(AbstractMetricsContext.java:304) > at org.apache.hadoop.metrics.spi.AbstractMetricsContext.timerEvent(AbstractMetricsContext.java:290) > at org.apache.hadoop.metrics.spi.AbstractMetricsContext.access$000(AbstractMetricsContext.java:50) > at org.apache.hadoop.metrics.spi.AbstractMetricsContext$1.run(AbstractMetricsContext.java:249) > at java.util.TimerThread.mainLoop(Timer.java:512) > at java.util.TimerThread.run(Timer.java:462) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.