Return-Path: X-Original-To: apmail-tez-issues-archive@minotaur.apache.org Delivered-To: apmail-tez-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 9F19318BF8 for ; Mon, 22 Feb 2016 21:47:30 +0000 (UTC) Received: (qmail 61249 invoked by uid 500); 22 Feb 2016 21:47:18 -0000 Delivered-To: apmail-tez-issues-archive@tez.apache.org Received: (qmail 61181 invoked by uid 500); 22 Feb 2016 21:47:18 -0000 Mailing-List: contact issues-help@tez.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@tez.apache.org Delivered-To: mailing list issues@tez.apache.org Received: (qmail 61151 invoked by uid 99); 22 Feb 2016 21:47:18 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 22 Feb 2016 21:47:18 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 21A4E2C14E1 for ; Mon, 22 Feb 2016 21:47:18 +0000 (UTC) Date: Mon, 22 Feb 2016 21:47:18 +0000 (UTC) From: "Jonathan Eagles (JIRA)" To: issues@tez.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Assigned] (TEZ-3115) Shuffle string handling adds significant memory overhead 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/TEZ-3115?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jonathan Eagles reassigned TEZ-3115: ------------------------------------ Assignee: Jonathan Eagles > Shuffle string handling adds significant memory overhead > -------------------------------------------------------- > > Key: TEZ-3115 > URL: https://issues.apache.org/jira/browse/TEZ-3115 > Project: Apache Tez > Issue Type: Bug > Affects Versions: 0.7.0 > Reporter: Jason Lowe > Assignee: Jonathan Eagles > Attachments: TEZ-3115.1.patch > > > While investigating the OOM heap dump from TEZ-3114 I noticed that the ShuffleManager and other shuffle-related objects were holding onto many strings that added up to over a hundred megabytes of memory. -- This message was sent by Atlassian JIRA (v6.3.4#6332)