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 B3945967F for ; Tue, 25 Oct 2011 14:30:52 +0000 (UTC) Received: (qmail 23661 invoked by uid 500); 25 Oct 2011 14:30:52 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 23629 invoked by uid 500); 25 Oct 2011 14:30:52 -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 23621 invoked by uid 99); 25 Oct 2011 14:30:52 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 25 Oct 2011 14:30:52 +0000 X-ASF-Spam-Status: No, hits=-2000.5 required=5.0 tests=ALL_TRUSTED,RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 25 Oct 2011 14:30:51 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id 7C3CD31B263 for ; Tue, 25 Oct 2011 14:28:32 +0000 (UTC) Date: Tue, 25 Oct 2011 14:28:32 +0000 (UTC) From: "Andrew Purtell (Commented) (JIRA)" To: issues@hbase.apache.org Message-ID: <2069707423.13541.1319552912510.JavaMail.tomcat@hel.zones.apache.org> In-Reply-To: <409441558.11947.1319519312109.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Commented] (HBASE-4668) List HDFS enhancements to speed up backups for HBase 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-4668?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13135090#comment-13135090 ] Andrew Purtell commented on HBASE-4668: --------------------------------------- Please consider both 0.20.x and 0.23.x variants. > List HDFS enhancements to speed up backups for HBase > ---------------------------------------------------- > > Key: HBASE-4668 > URL: https://issues.apache.org/jira/browse/HBASE-4668 > Project: HBase > Issue Type: Sub-task > Components: documentation, regionserver > Reporter: Karthik Ranganathan > > There are a host of improvements that help: > - HDFS fast copy > - Various enhancements to fast copy to speed up things > - File level hard links - which does ext3 hardlinks instead of copying blocks thereby saving a lot of iops > Need to list out the HDFS jira's and have patches on them. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira