Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 360FC200BB7 for ; Wed, 26 Oct 2016 02:05:02 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 34C1E160AD8; Wed, 26 Oct 2016 00:05:02 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id A2A68160AFA for ; Wed, 26 Oct 2016 02:05:01 +0200 (CEST) Received: (qmail 57291 invoked by uid 500); 26 Oct 2016 00:04:59 -0000 Mailing-List: contact common-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list common-dev@hadoop.apache.org Received: (qmail 56866 invoked by uid 99); 26 Oct 2016 00:04:58 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 26 Oct 2016 00:04:58 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id BC5B02C2ABC for ; Wed, 26 Oct 2016 00:04:58 +0000 (UTC) Date: Wed, 26 Oct 2016 00:04:58 +0000 (UTC) From: "Zhe Zhang (JIRA)" To: common-dev@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Reopened] (HADOOP-12325) RPC Metrics : Add the ability track and log slow RPCs MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 26 Oct 2016 00:05:02 -0000 [ https://issues.apache.org/jira/browse/HADOOP-12325?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Zhe Zhang reopened HADOOP-12325: -------------------------------- Sorry to reopen the JIRA. I think it is a good addition to branch-2.7 and want to test branch-2.7 patch. > RPC Metrics : Add the ability track and log slow RPCs > ----------------------------------------------------- > > Key: HADOOP-12325 > URL: https://issues.apache.org/jira/browse/HADOOP-12325 > Project: Hadoop Common > Issue Type: Improvement > Components: ipc, metrics > Affects Versions: 2.7.1 > Reporter: Anu Engineer > Assignee: Anu Engineer > Fix For: 2.8.0, 3.0.0-alpha1 > > Attachments: Callers of WritableRpcEngine.call.png, HADOOP-12325-branch-2.7.00.patch, HADOOP-12325.001.patch, HADOOP-12325.002.patch, HADOOP-12325.003.patch, HADOOP-12325.004.patch, HADOOP-12325.005.patch, HADOOP-12325.005.test.patch, HADOOP-12325.006.patch > > > This JIRA proposes to add a counter called RpcSlowCalls and also a configuration setting that allows users to log really slow RPCs. Slow RPCs are RPCs that fall at 99th percentile. This is useful to troubleshoot why certain services like name node freezes under heavy load. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: common-dev-unsubscribe@hadoop.apache.org For additional commands, e-mail: common-dev-help@hadoop.apache.org