Return-Path: Delivered-To: apmail-couchdb-dev-archive@www.apache.org Received: (qmail 30439 invoked from network); 2 Feb 2011 04:44:52 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 2 Feb 2011 04:44:52 -0000 Received: (qmail 92976 invoked by uid 500); 2 Feb 2011 04:44:52 -0000 Delivered-To: apmail-couchdb-dev-archive@couchdb.apache.org Received: (qmail 92901 invoked by uid 500); 2 Feb 2011 04:44:50 -0000 Mailing-List: contact dev-help@couchdb.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@couchdb.apache.org Delivered-To: mailing list dev@couchdb.apache.org Received: (qmail 92891 invoked by uid 99); 2 Feb 2011 04:44:50 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 02 Feb 2011 04:44:50 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=5.0 tests=ALL_TRUSTED,T_RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 02 Feb 2011 04:44:49 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id 0008D189B71 for ; Wed, 2 Feb 2011 04:44:28 +0000 (UTC) Date: Wed, 2 Feb 2011 04:44:28 +0000 (UTC) From: "Filipe Manana (JIRA)" To: dev@couchdb.apache.org Message-ID: <216151111.4423.1296621868996.JavaMail.tomcat@hel.zones.apache.org> In-Reply-To: <620453889.4421.1296621749066.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] Updated: (COUCHDB-1054) Better couch_log performance 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/COUCHDB-1054?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Filipe Manana updated COUCHDB-1054: ----------------------------------- Attachment: COUCHDB-1054.patch > Better couch_log performance > ---------------------------- > > Key: COUCHDB-1054 > URL: https://issues.apache.org/jira/browse/COUCHDB-1054 > Project: CouchDB > Issue Type: Improvement > Reporter: Filipe Manana > Assignee: Filipe Manana > Attachments: COUCHDB-1054.patch > > > Building the messages to write to the console and the log file can be done outside the couch_log gen_event. This significantly increases the parallelism when many processes log messages. The following relaximation test graph shows a throughput increase using the attached patch against current trunk: > http://graphs.mikeal.couchone.com/#/graph/0379dbdaef29b1c0fbf03421540243f7 -- This message is automatically generated by JIRA. - For more information on JIRA, see: http://www.atlassian.com/software/jira