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 CE7DF11B05 for ; Fri, 10 May 2013 06:03:16 +0000 (UTC) Received: (qmail 89213 invoked by uid 500); 10 May 2013 06:03:16 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 89190 invoked by uid 500); 10 May 2013 06:03:16 -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 89172 invoked by uid 99); 10 May 2013 06:03:16 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 10 May 2013 06:03:16 +0000 Date: Fri, 10 May 2013 06:03:16 +0000 (UTC) From: "Colin Patrick McCabe (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-4698) provide client-side metrics for remote reads, local reads, and short-circuit reads 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-4698?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13653580#comment-13653580 ] Colin Patrick McCabe commented on HDFS-4698: -------------------------------------------- Test failure is unrelated to the patch. It is HDFS-3538 > provide client-side metrics for remote reads, local reads, and short-circuit reads > ---------------------------------------------------------------------------------- > > Key: HDFS-4698 > URL: https://issues.apache.org/jira/browse/HDFS-4698 > Project: Hadoop HDFS > Issue Type: Improvement > Components: hdfs-client > Affects Versions: 2.0.4-alpha > Reporter: Colin Patrick McCabe > Assignee: Colin Patrick McCabe > Priority: Minor > Attachments: HDFS-4698.001.patch, HDFS-4698.002.patch, HDFS-4698.003.patch, HDFS-4698.004.patch, HDFS-4698.005.patch, HDFS-4698.006.patch, HDFS-4698.007.patch, HDFS-4698.008.patch > > > We should provide metrics to let clients know how many bytes of data they have read remotely, versus locally or via short-circuit local reads. This will allow clients to know how well they're doing at bringing the computation to the data, which will be useful in evaluating placement policies and cluster configurations. -- 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