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 DEF3A200BF4 for ; Thu, 22 Dec 2016 09:31:00 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id DCE4C160B1F; Thu, 22 Dec 2016 08:31:00 +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 3F6E7160B35 for ; Thu, 22 Dec 2016 09:31:00 +0100 (CET) Received: (qmail 30164 invoked by uid 500); 22 Dec 2016 08:30:59 -0000 Mailing-List: contact issues-help@ignite.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@ignite.apache.org Delivered-To: mailing list issues@ignite.apache.org Received: (qmail 30039 invoked by uid 99); 22 Dec 2016 08:30:59 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 22 Dec 2016 08:30:59 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 25D682C0453 for ; Thu, 22 Dec 2016 08:30:59 +0000 (UTC) Date: Thu, 22 Dec 2016 08:30:59 +0000 (UTC) From: "Vladimir Ozerov (JIRA)" To: issues@ignite.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Resolved] (IGNITE-4037) High memory consumption when executing TeraSort Hadoop example MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Thu, 22 Dec 2016 08:31:01 -0000 [ https://issues.apache.org/jira/browse/IGNITE-4037?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vladimir Ozerov resolved IGNITE-4037. ------------------------------------- Resolution: Won't Fix > High memory consumption when executing TeraSort Hadoop example > -------------------------------------------------------------- > > Key: IGNITE-4037 > URL: https://issues.apache.org/jira/browse/IGNITE-4037 > Project: Ignite > Issue Type: Bug > Affects Versions: 1.6 > Reporter: Ivan Veselovsky > Assignee: Vladimir Ozerov > Fix For: 2.0 > > > When executing TeraSort Hadoop example, we observe high memory consumption that frequently leads to cluster malfunction. > The problem can be reproduced in unit test, even with 1 node, and with not huge input data set as 100Mb. > Dump analysis shows that memory is taken in various queues: > org.apache.ignite.internal.processors.hadoop.taskexecutor.HadoopExecutorService#queue > and > task queue of org.apache.ignite.internal.processors.hadoop.jobtracker.HadoopJobTracker#evtProcSvc . > Since objects stored in these queues hold byte arrays of significant size, memory if consumed very fast. > It looks like real cause of the problem is that some tasks are blocked. -- This message was sent by Atlassian JIRA (v6.3.4#6332)