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 ADCC4119BD for ; Tue, 17 Jun 2014 22:37:04 +0000 (UTC) Received: (qmail 8294 invoked by uid 500); 17 Jun 2014 22:37:04 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 8245 invoked by uid 500); 17 Jun 2014 22:37:04 -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 8232 invoked by uid 99); 17 Jun 2014 22:37:04 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 17 Jun 2014 22:37:04 +0000 Date: Tue, 17 Jun 2014 22:37:04 +0000 (UTC) From: "Yongjun Zhang (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-6403) Add metrics for log warnings reported by JVM pauses 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-6403?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14034515#comment-14034515 ] Yongjun Zhang commented on HDFS-6403: ------------------------------------- I meant version 003. > Add metrics for log warnings reported by JVM pauses > --------------------------------------------------- > > Key: HDFS-6403 > URL: https://issues.apache.org/jira/browse/HDFS-6403 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode, namenode > Affects Versions: 2.4.0 > Reporter: Yongjun Zhang > Assignee: Yongjun Zhang > Attachments: HDFS-6403.001.patch, HDFS-6403.002.patch, HDFS-6403.003.patch > > > HADOOP-9618 logs warnings when there are long GC pauses. If this is exposed as a metric, then they can be monitored. -- This message was sent by Atlassian JIRA (v6.2#6252)