From couchdb-commits-return-831-apmail-incubator-couchdb-commits-archive=incubator.apache.org@incubator.apache.org Mon Jul 28 17:46:52 2008 Return-Path: Delivered-To: apmail-incubator-couchdb-commits-archive@locus.apache.org Received: (qmail 9363 invoked from network); 28 Jul 2008 17:46:52 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 28 Jul 2008 17:46:52 -0000 Received: (qmail 72105 invoked by uid 500); 28 Jul 2008 17:46:51 -0000 Delivered-To: apmail-incubator-couchdb-commits-archive@incubator.apache.org Received: (qmail 72070 invoked by uid 500); 28 Jul 2008 17:46:51 -0000 Mailing-List: contact couchdb-commits-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: couchdb-dev@incubator.apache.org Delivered-To: mailing list couchdb-commits@incubator.apache.org Received: (qmail 72061 invoked by uid 99); 28 Jul 2008 17:46:51 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 28 Jul 2008 10:46:51 -0700 X-ASF-Spam-Status: No, hits=-2000.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO eris.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 28 Jul 2008 17:46:04 +0000 Received: by eris.apache.org (Postfix, from userid 65534) id 270792388878; Mon, 28 Jul 2008 10:46:01 -0700 (PDT) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: svn commit: r680420 - /incubator/couchdb/trunk/src/couchdb/couch_btree.erl Date: Mon, 28 Jul 2008 17:46:00 -0000 To: couchdb-commits@incubator.apache.org From: damien@apache.org X-Mailer: svnmailer-1.0.8 Message-Id: <20080728174601.270792388878@eris.apache.org> X-Virus-Checked: Checked by ClamAV on apache.org Author: damien Date: Mon Jul 28 10:45:59 2008 New Revision: 680420 URL: http://svn.apache.org/viewvc?rev=680420&view=rev Log: Adjusted btree chunk size to give a 25% performance increase in random testing. Modified: incubator/couchdb/trunk/src/couchdb/couch_btree.erl Modified: incubator/couchdb/trunk/src/couchdb/couch_btree.erl URL: http://svn.apache.org/viewvc/incubator/couchdb/trunk/src/couchdb/couch_btree.erl?rev=680420&r1=680419&r2=680420&view=diff ============================================================================== --- incubator/couchdb/trunk/src/couchdb/couch_btree.erl (original) +++ incubator/couchdb/trunk/src/couchdb/couch_btree.erl Mon Jul 28 10:45:59 2008 @@ -16,7 +16,7 @@ -export([foldr/3, foldr/4, fold/4, fold/5, full_reduce/1, final_reduce/2]). -export([fold_reduce/7, lookup/2, get_state/1, set_options/2, test/1, test/0]). --define(CHUNK_THRESHOLD, 16#fff). +-define(CHUNK_THRESHOLD, 16#4ff). -record(btree, {fd,