Return-Path: X-Original-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-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 21598D941 for ; Mon, 29 Oct 2012 22:56:18 +0000 (UTC) Received: (qmail 41645 invoked by uid 500); 29 Oct 2012 22:56:17 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 41597 invoked by uid 500); 29 Oct 2012 22:56:17 -0000 Mailing-List: contact hdfs-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-issues@hadoop.apache.org Delivered-To: mailing list hdfs-issues@hadoop.apache.org Received: (qmail 41588 invoked by uid 99); 29 Oct 2012 22:56:17 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 29 Oct 2012 22:56:17 +0000 Date: Mon, 29 Oct 2012 22:56:17 +0000 (UTC) From: "Eli Collins (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: <216747978.41488.1351551377889.JavaMail.jiratomcat@arcas> In-Reply-To: <600033870.49553.1326826119648.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Updated] (HDFS-2802) Support for RW/RO snapshots in HDFS 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/HDFS-2802?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eli Collins updated HDFS-2802: ------------------------------ Target Version/s: 3.0.0 Setting the target version to 3.0 since this will require a file system upgrade due to metadata changes (eg HDFS-4126, HDFS-4086, and HDFS-4082) and we're heading to GA soon. > Support for RW/RO snapshots in HDFS > ----------------------------------- > > Key: HDFS-2802 > URL: https://issues.apache.org/jira/browse/HDFS-2802 > Project: Hadoop HDFS > Issue Type: New Feature > Components: data-node, name-node > Reporter: Hari Mankude > Assignee: Hari Mankude > Attachments: HDFSSnapshotsDesign.pdf, snap.patch, snapshot-one-pager.pdf, Snapshots20121018.pdf > > > Snapshots are point in time images of parts of the filesystem or the entire filesystem. Snapshots can be a read-only or a read-write point in time copy of the filesystem. There are several use cases for snapshots in HDFS. I will post a detailed write-up soon with with more information. -- 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