Return-Path: X-Original-To: apmail-hadoop-common-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-common-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 D1AF3100C5 for ; Wed, 13 Nov 2013 16:29:24 +0000 (UTC) Received: (qmail 43814 invoked by uid 500); 13 Nov 2013 16:29:23 -0000 Delivered-To: apmail-hadoop-common-issues-archive@hadoop.apache.org Received: (qmail 43602 invoked by uid 500); 13 Nov 2013 16:29:22 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-issues@hadoop.apache.org Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 43284 invoked by uid 99); 13 Nov 2013 16:29:21 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 13 Nov 2013 16:29:21 +0000 Date: Wed, 13 Nov 2013 16:29:21 +0000 (UTC) From: "Karthik Kambatla (JIRA)" To: common-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HADOOP-10095) Performance improvement in CodecPool 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/HADOOP-10095?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13821492#comment-13821492 ] Karthik Kambatla commented on HADOOP-10095: ------------------------------------------- Looks good to me. +1. > Performance improvement in CodecPool > ------------------------------------ > > Key: HADOOP-10095 > URL: https://issues.apache.org/jira/browse/HADOOP-10095 > Project: Hadoop Common > Issue Type: Improvement > Affects Versions: 3.0.0, 2.2.0 > Reporter: Nicolas Liochon > Assignee: Nicolas Liochon > Priority: Minor > Fix For: 3.0.0, 2.2.1 > > Attachments: 10095.v1.patch > > > CodecPool shows up when profiling HBase with a mixed workload (it says we spend 1% of the time there). > It could be a profiler side effect, but on the other hand we can save some 'Map#contains'. -- This message was sent by Atlassian JIRA (v6.1#6144)