Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id EDED7200A5B for ; Wed, 25 May 2016 18:43:02 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id ECDAF160A2E; Wed, 25 May 2016 16:43:02 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 3C6B6160A29 for ; Wed, 25 May 2016 18:43:02 +0200 (CEST) Received: (qmail 3402 invoked by uid 500); 25 May 2016 16:39:22 -0000 Mailing-List: contact mapreduce-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list mapreduce-issues@hadoop.apache.org Received: (qmail 1437 invoked by uid 99); 25 May 2016 16:37:13 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 25 May 2016 16:37:13 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 0D8642C1F73 for ; Wed, 25 May 2016 16:37:13 +0000 (UTC) Date: Wed, 25 May 2016 16:37:13 +0000 (UTC) From: "Eric Payne (JIRA)" To: mapreduce-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (MAPREDUCE-5044) Have AM trigger jstack on task attempts that timeout before killing them MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 25 May 2016 16:43:03 -0000 [ https://issues.apache.org/jira/browse/MAPREDUCE-5044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated MAPREDUCE-5044: ---------------------------------- Attachment: MAPREDUCE-5044.011.patch Thanks for the continuing review, [~mingma]. I made the suggested changes. Please find them in attachment {{MAPREDUCE-5044.011.patch}}. > Have AM trigger jstack on task attempts that timeout before killing them > ------------------------------------------------------------------------ > > Key: MAPREDUCE-5044 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5044 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: mr-am > Affects Versions: 2.1.0-beta > Reporter: Jason Lowe > Assignee: Gera Shegalov > Attachments: MAPREDUCE-5044.008.patch, MAPREDUCE-5044.009.patch, MAPREDUCE-5044.010.patch, MAPREDUCE-5044.011.patch, MAPREDUCE-5044.v01.patch, MAPREDUCE-5044.v02.patch, MAPREDUCE-5044.v03.patch, MAPREDUCE-5044.v04.patch, MAPREDUCE-5044.v05.patch, MAPREDUCE-5044.v06.patch, MAPREDUCE-5044.v07.local.patch, Screen Shot 2013-11-12 at 1.05.32 PM.png, Screen Shot 2013-11-12 at 1.06.04 PM.png > > > When an AM expires a task attempt it would be nice if it triggered a jstack output via SIGQUIT before killing the task attempt. This would be invaluable for helping users debug their hung tasks, especially if they do not have shell access to the nodes. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: mapreduce-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: mapreduce-issues-help@hadoop.apache.org