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 8826FD5B8 for ; Wed, 19 Sep 2012 21:37:09 +0000 (UTC) Received: (qmail 48448 invoked by uid 500); 19 Sep 2012 21:37:09 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 48409 invoked by uid 500); 19 Sep 2012 21:37:09 -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 48400 invoked by uid 99); 19 Sep 2012 21:37:09 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 19 Sep 2012 21:37:09 +0000 Date: Thu, 20 Sep 2012 08:37:09 +1100 (NCT) From: "Hudson (JIRA)" To: issues@hbase.apache.org Message-ID: <402299000.99626.1348090629309.JavaMail.jiratomcat@arcas> In-Reply-To: <1402204225.86299.1347849667773.JavaMail.jiratomcat@arcas> Subject: [jira] [Commented] (HBASE-6798) HDFS always read checksum form meta file 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-6798?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13459124#comment-13459124 ] Hudson commented on HBASE-6798: ------------------------------- Integrated in HBase-TRUNK #3354 (See [https://builds.apache.org/job/HBase-TRUNK/3354/]) HBASE-6798 HDFS always read checksum form meta file; DOCUMENTATION (Revision 1387734) Result = FAILURE stack : Files : * /hbase/trunk/src/docbkx/performance.xml > HDFS always read checksum form meta file > ---------------------------------------- > > Key: HBASE-6798 > URL: https://issues.apache.org/jira/browse/HBASE-6798 > Project: HBase > Issue Type: Bug > Components: performance > Affects Versions: 0.94.0, 0.94.1 > Reporter: LiuLei > Priority: Blocker > Attachments: 6798.txt > > > I use hbase0.941 and hadoop-0.20.2-cdh3u5 version. > The HBase support checksums in HBase block cache in HBASE-5074 jira. > The HBase support checksums for decrease the iops of HDFS, so that HDFS > dont't need to read the checksum from meta file of block file. > But in hadoop-0.20.2-cdh3u5 version, BlockSender still read the metadata file even if the > hbase.regionserver.checksum.verify property is ture. -- 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