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 70706F923 for ; Thu, 25 Apr 2013 05:14:19 +0000 (UTC) Received: (qmail 44061 invoked by uid 500); 25 Apr 2013 05:14:18 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 44028 invoked by uid 500); 25 Apr 2013 05:14:18 -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 43978 invoked by uid 99); 25 Apr 2013 05:14:17 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 25 Apr 2013 05:14:17 +0000 Date: Thu, 25 Apr 2013 05:14:16 +0000 (UTC) From: "Anoop Sam John (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-7006) [MTTR] Study distributed log splitting to see how we can make it faster 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-7006?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13641431#comment-13641431 ] Anoop Sam John commented on HBASE-7006: --------------------------------------- [~jeffreyz] Do we need the metric like req count to be affected by the replay requests? > [MTTR] Study distributed log splitting to see how we can make it faster > ----------------------------------------------------------------------- > > Key: HBASE-7006 > URL: https://issues.apache.org/jira/browse/HBASE-7006 > Project: HBase > Issue Type: Bug > Components: MTTR > Reporter: stack > Assignee: Jeffrey Zhong > Priority: Critical > Fix For: 0.95.1 > > Attachments: hbase-7006-combined.patch, hbase-7006-combined-v1.patch, LogSplitting Comparison.pdf, ProposaltoimprovelogsplittingprocessregardingtoHBASE-7006-v2.pdf > > > Just saw interesting issue where a cluster went down hard and 30 nodes had 1700 WALs to replay. Replay took almost an hour. It looks like it could run faster that much of the time is spent zk'ing and nn'ing. > Putting in 0.96 so it gets a look at least. Can always punt. -- 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