Return-Path: X-Original-To: apmail-hadoop-mapreduce-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-mapreduce-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 3327511436 for ; Tue, 15 Jul 2014 05:46:07 +0000 (UTC) Received: (qmail 30614 invoked by uid 500); 15 Jul 2014 05:46:07 -0000 Delivered-To: apmail-hadoop-mapreduce-issues-archive@hadoop.apache.org Received: (qmail 30558 invoked by uid 500); 15 Jul 2014 05:46:06 -0000 Mailing-List: contact mapreduce-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: mapreduce-issues@hadoop.apache.org Delivered-To: mailing list mapreduce-issues@hadoop.apache.org Received: (qmail 30536 invoked by uid 99); 15 Jul 2014 05:46:06 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 Jul 2014 05:46:06 +0000 Date: Tue, 15 Jul 2014 05:46:06 +0000 (UTC) From: "Sergey Murylev (JIRA)" To: mapreduce-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (MAPREDUCE-5918) LineRecordReader can return the same decompressor to CodecPool multiple times 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/MAPREDUCE-5918?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14061704#comment-14061704 ] Sergey Murylev commented on MAPREDUCE-5918: ------------------------------------------- Can anyone of committers review this bug fix? > LineRecordReader can return the same decompressor to CodecPool multiple times > ----------------------------------------------------------------------------- > > Key: MAPREDUCE-5918 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5918 > Project: Hadoop Map/Reduce > Issue Type: Bug > Affects Versions: 2.3.0 > Reporter: Sergey Murylev > Assignee: Sergey Murylev > Priority: Minor > Fix For: trunk > > Attachments: MAPREDUCE-5918.1.patch > > > LineRecordReader can return the same decompressor to CodecPool multiple times if method close() called multiple times. In this case CodecPool doesn't guarantee that it always return different decompressors. This issue can cause some difficult reproducible and difficult diagnosable bugs in Hadoop based programs. -- This message was sent by Atlassian JIRA (v6.2#6252)