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 0F115102B4 for ; Tue, 4 Mar 2014 14:27:29 +0000 (UTC) Received: (qmail 35424 invoked by uid 500); 4 Mar 2014 14:27:28 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 34810 invoked by uid 500); 4 Mar 2014 14:27:26 -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 34782 invoked by uid 99); 4 Mar 2014 14:27:24 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 04 Mar 2014 14:27:24 +0000 Date: Tue, 4 Mar 2014 14:27:23 +0000 (UTC) From: "Vinayakumar B (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (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:comment-tabpanel&focusedCommentId=13919430#comment-13919430 ] Vinayakumar B commented on HDFS-3405: ------------------------------------- I am not able to recognize the failure. Its passing in my local windows machine. In the failure trace, upload itself hanged. not sure why this happening in jenkins. > 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, 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 (v6.2#6252)