From owner-freebsd-mozilla Mon May 8 13:35:49 2000 Delivered-To: freebsd-mozilla@freebsd.org Received: from mta6.snfc21.pbi.net (mta6.snfc21.pbi.net [206.13.28.240]) by hub.freebsd.org (Postfix) with ESMTP id 74A8237B72D for ; Mon, 8 May 2000 13:35:47 -0700 (PDT) (envelope-from hsu@FreeBSD.org) Received: from FreeBSD.org ([63.193.112.125]) by mta6.snfc21.pbi.net (Sun Internet Mail Server sims.3.5.2000.01.05.12.18.p9) with ESMTP id <0FU90094JC6MBK@mta6.snfc21.pbi.net> for mozilla@FreeBSD.ORG; Mon, 8 May 2000 13:13:35 -0700 (PDT) Date: Mon, 08 May 2000 13:13:56 -0700 From: Jeffrey Hsu Subject: Re: M14, M15 much slower In-reply-to: Message from Peter Lockhart "of Mon, 08 May 2000 22:07:04 +0200." To: Peter Lockhart Cc: mozilla@FreeBSD.ORG Message-id: <0FU90094MC6MBK@mta6.snfc21.pbi.net> MIME-version: 1.0 X-Mailer: exmh version 2.1.1 10/15/1999 Content-type: text/plain; charset=us-ascii Sender: owner-freebsd-mozilla@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG http://www.mozilla.org/performance/tools.html gives some profiling options. I haven't had much success with any of them under FreeBSD. When I used jprof on RedHat, I found most of the cpu time being used in one very dumb colorspace conversion loop inside gtk which was re-writing each image one byte at a time (not one pixel, but one byte of each pixel, byte by byte). I filed a bug report, the Mozilla people weren't interested or just didn't get it. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mozilla" in the body of the message