Return-Path: Delivered-To: apmail-harmony-commits-archive@www.apache.org Received: (qmail 41662 invoked from network); 1 Feb 2008 14:53:31 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 1 Feb 2008 14:53:31 -0000 Received: (qmail 91271 invoked by uid 500); 1 Feb 2008 14:53:22 -0000 Delivered-To: apmail-harmony-commits-archive@harmony.apache.org Received: (qmail 91175 invoked by uid 500); 1 Feb 2008 14:53:21 -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 91166 invoked by uid 99); 1 Feb 2008 14:53:21 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 01 Feb 2008 06:53:21 -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, 01 Feb 2008 14:53:01 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 95B42714049 for ; Fri, 1 Feb 2008 06:53:08 -0800 (PST) Message-ID: <19157942.1201877588609.JavaMail.jira@brutus> Date: Fri, 1 Feb 2008 06:53:08 -0800 (PST) From: "Pavel Pervov (JIRA)" To: commits@harmony.apache.org Subject: [jira] Updated: (HARMONY-5281) [drlvm][startup][performance][classloader] mapping bootstrap jars directly into memory In-Reply-To: <28311254.1197285703006.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-5281?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Pavel Pervov updated HARMONY-5281: ---------------------------------- Summary: [drlvm][startup][performance][classloader] mapping bootstrap jars directly into memory (was: [drlvm][startup][performance] mapping bootstrap jars directly into memory) > [drlvm][startup][performance][classloader] mapping bootstrap jars directly into memory > -------------------------------------------------------------------------------------- > > Key: HARMONY-5281 > URL: https://issues.apache.org/jira/browse/HARMONY-5281 > Project: Harmony > Issue Type: Sub-task > Components: DRLVM > Reporter: Naumova Natalya > Attachments: jarmapping.BCP.patch > > > Bootstrap jar files mapping : we can deliver from a big amount of system calls (such as lseek, read etc) by mapping jars into memory via CreateFileMapping for windows and nmap for linux. Then we can work using pointer arithmetic only. > The same can be done with classlib jars also.. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.