Return-Path: Delivered-To: apmail-harmony-commits-archive@www.apache.org Received: (qmail 3128 invoked from network); 18 Jan 2008 11:39:57 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 18 Jan 2008 11:39:57 -0000 Received: (qmail 22460 invoked by uid 500); 18 Jan 2008 11:39:46 -0000 Delivered-To: apmail-harmony-commits-archive@harmony.apache.org Received: (qmail 22442 invoked by uid 500); 18 Jan 2008 11:39:46 -0000 Mailing-List: contact commits-help@harmony.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@harmony.apache.org Delivered-To: mailing list commits@harmony.apache.org Received: (qmail 22432 invoked by uid 99); 18 Jan 2008 11:39:46 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 18 Jan 2008 03:39:46 -0800 X-ASF-Spam-Status: No, hits=-100.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO brutus.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 18 Jan 2008 11:39:29 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 038F3714275 for ; Fri, 18 Jan 2008 03:39:35 -0800 (PST) Message-ID: <27660184.1200656375011.JavaMail.jira@brutus> Date: Fri, 18 Jan 2008 03:39:35 -0800 (PST) From: "Chen Yang (JIRA)" To: commits@harmony.apache.org Subject: [jira] Updated: (HARMONY-5369) Mark Prefetch for GCv5 In-Reply-To: <319424.1199444554340.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HARMONY-5369?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chen Yang updated HARMONY-5369: ------------------------------- Attachment: mark-prefetch-02.patch Provided the -XX:gc.mark_prefetch=true|false parameter to control the mark prefetch in minor Also added mark prefetch in gen mode > Mark Prefetch for GCv5 > ---------------------- > > Key: HARMONY-5369 > URL: https://issues.apache.org/jira/browse/HARMONY-5369 > Project: Harmony > Issue Type: Improvement > Components: DRLVM > Environment: Windows 32/Linux x86/Windows 64/Linux x64 > Reporter: Chen Yang > Assignee: Xiao-Feng Li > Attachments: mark-prefetch-02.patch, mark_prefetch.patch > > > Software prefetch in marking does help improve performance, for my Core 2 based desktop system, compared with configuration with and without allocation prefetch, mark prefetch can provide about 1% performance improvement. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.