From owner-freebsd-current Thu Mar 30 8:50: 7 2000 Delivered-To: freebsd-current@freebsd.org Received: from apollo.backplane.com (apollo.backplane.com [216.240.41.2]) by hub.freebsd.org (Postfix) with ESMTP id 80BC837BCA6 for ; Thu, 30 Mar 2000 08:50:00 -0800 (PST) (envelope-from dillon@apollo.backplane.com) Received: (from dillon@localhost) by apollo.backplane.com (8.9.3/8.9.1) id IAA73374; Thu, 30 Mar 2000 08:49:07 -0800 (PST) (envelope-from dillon) Date: Thu, 30 Mar 2000 08:49:07 -0800 (PST) From: Matthew Dillon Message-Id: <200003301649.IAA73374@apollo.backplane.com> To: Brad Knowles Cc: Andy Farkas , freebsd-current@FreeBSD.ORG Subject: Re: SMP buildworld times / performance tests References: <200003300604.WAA68031@apollo.backplane.com> Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG :At 10:04 PM -0800 2000/3/29, Matthew Dillon wrote: : :> So softupdates improves buildworld times by a significant margin. : : Uh, I think we've known this for a while now. ;-) : : Still, I'm looking forward to finding out what the new timings :are for SMP builds with the new code (both with and without :softupdates), and I still can't wait to get this stuff MFC's to :4.0-STABLE. : :====================================================================== :Brad Knowles, || Belgacom Skynet SA/NV 4694.193u 1477.722s 1:10:24.37 146.1% 1364+1646k 10077+4118io 1734pf+0w 5.0 softupdates on 4696.987u 1502.278s 1:10:34.17 146.4% 1359+1641k 10889+4270io 1779pf+0w 5.0 softupdates on 4745.607u 1673.646s 1:29:07.45 120.0% 1323+1599k 8237+251565io 1615pf+0w 4.0 softupdates off 4745.062u 1668.094s 1:28:58.04 120.1% 1323+1601k 8022+251525io 1787pf+0w 4.0 softupdates off 4712.080u 1678.329s 1:16:29.38 139.2% 1330+1609k 11714+130429io 1692pf+0w 4.0 softupdates on 4708.749u 1674.349s 1:16:20.60 139.3% 1331+1608k 11512+130477io 1479pf+0w 4.0 softupdates on 6 minutes 20 seconds (about 7%). I am still getting a major difference in the I/O stats, though it is much less then before. But now I have no clue as to why that last I/O parameter is so different. -Matt Matthew Dillon To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message