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 4C6D110954 for ; Mon, 10 Feb 2014 10:49:26 +0000 (UTC) Received: (qmail 96512 invoked by uid 500); 10 Feb 2014 10:49:25 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 96106 invoked by uid 500); 10 Feb 2014 10:49:24 -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 96081 invoked by uid 99); 10 Feb 2014 10:49:22 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 10 Feb 2014 10:49:22 +0000 Date: Mon, 10 Feb 2014 10:49:22 +0000 (UTC) From: "Vinayakumar B (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HDFS-3405) Checkpointing should use HTTP POST or PUT instead of GET-GET to send merged fsimages 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-3405?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinayakumar B updated HDFS-3405: -------------------------------- Attachment: HDFS-3405.patch Updated the patch to resolve compilation. > Checkpointing should use HTTP POST or PUT instead of GET-GET to send merged fsimages > ------------------------------------------------------------------------------------ > > Key: HDFS-3405 > URL: https://issues.apache.org/jira/browse/HDFS-3405 > Project: Hadoop HDFS > Issue Type: Improvement > Affects Versions: 1.0.0, 3.0.0, 2.0.5-alpha > Reporter: Aaron T. Myers > Assignee: Vinayakumar B > Attachments: HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch, HDFS-3405.patch > > > As Todd points out in [this comment|https://issues.apache.org/jira/browse/HDFS-3404?focusedCommentId=13272986&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13272986], the current scheme for a checkpointing daemon to upload a merged fsimage file to an NN is to issue an HTTP get request to tell the target NN to issue another GET request back to the checkpointing daemon to retrieve the merged fsimage file. There's no fundamental reason the checkpointing daemon can't just use an HTTP POST or PUT to send back the merged fsimage file, rather than the double-GET scheme. -- This message was sent by Atlassian JIRA (v6.1.5#6160)