Return-Path: X-Original-To: apmail-hbase-issues-archive@www.apache.org Delivered-To: apmail-hbase-issues-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 9815E10608 for ; Fri, 12 Apr 2013 19:58:16 +0000 (UTC) Received: (qmail 6909 invoked by uid 500); 12 Apr 2013 19:58:16 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 6869 invoked by uid 500); 12 Apr 2013 19:58:16 -0000 Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@hbase.apache.org Received: (qmail 6859 invoked by uid 99); 12 Apr 2013 19:58:16 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 12 Apr 2013 19:58:16 +0000 Date: Fri, 12 Apr 2013 19:58:16 +0000 (UTC) From: "Jonathan Hsieh (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Comment Edited] (HBASE-8335) Investigate unit test performance regressions between hadoop1 and hadoop2 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/HBASE-8335?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13630204#comment-13630204 ] Jonathan Hsieh edited comment on HBASE-8335 at 4/12/13 7:57 PM: ---------------------------------------------------------------- I suspected something simlar when I figured out HBASE-7636. I did a run with shortcircuit reads disabled (-Dhbase.tests.use.shortciruit.reads=false) and experienced the same slowdown, so I don't think that is it. (Had typo in 'short circuit' in comment. ) was (Author: jmhsieh): I suspected something simlar when I figured out HBASE-7636. I did a run with shortcircuit reads disabled (-Dhbase.tests.use.shortcuirt.reads=false) and experienced the same slowdown, so I don't think that is it. > Investigate unit test performance regressions between hadoop1 and hadoop2 > ------------------------------------------------------------------------- > > Key: HBASE-8335 > URL: https://issues.apache.org/jira/browse/HBASE-8335 > Project: HBase > Issue Type: Sub-task > Reporter: Jonathan Hsieh > Fix For: 0.95.1 > > > HBASE-7606 and HBASE-7605 showed 2-3x performance regressions when comparing running on top of hadoop1 (1.1.2) and hadoop2 (2.0.2-alpha). > We need to figure out why. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira