Return-Path: X-Original-To: apmail-hadoop-yarn-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-yarn-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 6F5C7183B3 for ; Thu, 24 Dec 2015 08:48:50 +0000 (UTC) Received: (qmail 42636 invoked by uid 500); 24 Dec 2015 08:48:50 -0000 Delivered-To: apmail-hadoop-yarn-issues-archive@hadoop.apache.org Received: (qmail 42538 invoked by uid 500); 24 Dec 2015 08:48:50 -0000 Mailing-List: contact yarn-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: yarn-issues@hadoop.apache.org Delivered-To: mailing list yarn-issues@hadoop.apache.org Received: (qmail 42305 invoked by uid 99); 24 Dec 2015 08:48:50 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 24 Dec 2015 08:48:50 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id DF58A2C1F5C for ; Thu, 24 Dec 2015 08:48:49 +0000 (UTC) Date: Thu, 24 Dec 2015 08:48:49 +0000 (UTC) From: "Tao Jie (JIRA)" To: yarn-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (YARN-4462) FairScheduler: Disallow preemption from a queue 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/YARN-4462?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Tao Jie updated YARN-4462: -------------------------- Attachment: YARN-4462.003.patch > FairScheduler: Disallow preemption from a queue > ----------------------------------------------- > > Key: YARN-4462 > URL: https://issues.apache.org/jira/browse/YARN-4462 > Project: Hadoop YARN > Issue Type: Improvement > Components: fairscheduler > Affects Versions: 2.6.0 > Reporter: Tao Jie > Assignee: Tao Jie > Attachments: YARN-4462.001.patch, YARN-4462.002.patch, YARN-4462.003.patch > > > When scheduler preemption is enabled, applications could be preempted if they obtain resource over they should take. > When a mapreduce application is preempted some resource, it just runs slower. However, when the preempted application is a long-run service, such as tomcat running in slider, the service would fail. > So we should have a flag for application to indicate the scheduler that those application should not be preempted. -- This message was sent by Atlassian JIRA (v6.3.4#6332)