From owner-freebsd-emulation Tue Feb 20 8:15:52 2001 Delivered-To: freebsd-emulation@freebsd.org Received: from [213.104.68.191] (m191-mp1-cvx1a.col.ntl.com [213.104.68.191]) by hub.freebsd.org (Postfix) with ESMTP id D28E137B401 for ; Tue, 20 Feb 2001 08:15:47 -0800 (PST) (envelope-from chief@bandits.org) Received: by boreas.yi.org. (chainmail); Tue, 20 Feb 2001 16:15:31 GMT To: Kris Kennaway Cc: Subject: Re: FreeBSD 4.2 RELEASE twice as slow as Linux References: <"m28zn2kysa.fsf"@boreas.yi.org> <20010219160706.B55565@mollari.cthul.hu> From: John Fremlin Date: 20 Feb 2001 16:15:27 +0000 In-Reply-To: Kris Kennaway's message of "Mon, 19 Feb 2001 16:07:06 -0800" Message-ID: Lines: 21 User-Agent: Gnus/5.0807 (Gnus v5.8.7) XEmacs/21.1 (GTK) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-freebsd-emulation@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Kris Kennaway writes: > On Tue, Feb 20, 2001 at 12:01:41AM +0000, John Fremlin wrote: > > I tried compiling a Linux kernel using FreeBSD 4.2 RELEASE and it took > > about twice as long (17minutes) as it does on Linux (10 minutes). > > > > Is this expected? > > No - probably there were differences in how you compiled them, what > compiler you used, what filesystem mount options you used, etc. > Such a naieve benchmark doesn't really show anything. Sorry, you are correct. (Whooops). Since doing the linux tests my kernel .config disappeared and the default one includes a lot more stuff. I shall try again with the old .config and ext2fs mounted async,noatime. -- http://www.penguinpowered.com/~vii To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-emulation" in the body of the message