Return-Path: X-Original-To: apmail-hadoop-mapreduce-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-mapreduce-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 BB03F17DBB for ; Fri, 8 May 2015 17:07:02 +0000 (UTC) Received: (qmail 74350 invoked by uid 500); 8 May 2015 17:07:02 -0000 Delivered-To: apmail-hadoop-mapreduce-issues-archive@hadoop.apache.org Received: (qmail 74293 invoked by uid 500); 8 May 2015 17:07:02 -0000 Mailing-List: contact mapreduce-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: mapreduce-issues@hadoop.apache.org Delivered-To: mailing list mapreduce-issues@hadoop.apache.org Received: (qmail 74280 invoked by uid 99); 8 May 2015 17:07:02 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 08 May 2015 17:07:02 +0000 Date: Fri, 8 May 2015 17:07:02 +0000 (UTC) From: "Hudson (JIRA)" To: mapreduce-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (MAPREDUCE-5981) Log levels of certain MR logs can be changed to DEBUG 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/MAPREDUCE-5981?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14534943#comment-14534943 ] Hudson commented on MAPREDUCE-5981: ----------------------------------- FAILURE: Integrated in Hadoop-trunk-Commit #7776 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/7776/]) MAPREDUCE-5981. Log levels of certain MR logs can be changed to DEBUG. (devaraj: rev dc2b2ae31f2eb6dae324c2e14ed7660ce605a89b) * hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/reduce/Fetcher.java * hadoop-mapreduce-project/CHANGES.txt * hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/reduce/ShuffleSchedulerImpl.java > Log levels of certain MR logs can be changed to DEBUG > ----------------------------------------------------- > > Key: MAPREDUCE-5981 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5981 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Affects Versions: 2.7.0 > Reporter: Varun Saxena > Assignee: Varun Saxena > Fix For: 2.8.0 > > Attachments: MAPREDUCE-5981.02.patch, MAPREDUCE-5981.patch > > > Following map reduce logs can be changed to DEBUG log level as they appear too many times in the log file and are not that important for debugging. > 1. In org.apache.hadoop.mapreduce.task.reduce.Fetcher#copyFromHost(Fetcher.java : 313), the second log is not required to be at info level. This can be moved to debug as a warn log is anyways printed if verifyReply fails. > SecureShuffleUtils.verifyReply(replyHash, encHash, shuffleSecretKey); > LOG.info("for url="+msgToEncode+" sent hash and received reply"); > 2. Thread related info need not be printed in logs at INFO level. Below 2 logs can be moved to DEBUG > a) In org.apache.hadoop.mapreduce.task.reduce.ShuffleSchedulerImpl#getHost(ShuffleSchedulerImpl.java : 381), below log can be changed to DEBUG > LOG.info("Assigning " + host + " with " + host.getNumKnownMapOutputs() + > " to " + Thread.currentThread().getName()); > b) In org.apache.hadoop.mapreduce.task.reduce.ShuffleScheduler.getMapsForHost(ShuffleSchedulerImpl.java : 411), below log can be changed to DEBUG > LOG.info("assigned " + includedMaps + " of " + totalSize + " to " + > host + " to " + Thread.currentThread().getName()); > -- This message was sent by Atlassian JIRA (v6.3.4#6332)