From owner-freebsd-questions Mon Mar 29 5: 8:22 1999 Delivered-To: freebsd-questions@freebsd.org Received: from daimler-benz.com (pluto1.str.daimler-benz.com [53.122.2.31]) by hub.freebsd.org (Postfix) with ESMTP id E9E9F15844 for ; Mon, 29 Mar 1999 05:08:20 -0800 (PST) (envelope-from norbert.meissner@daimlerchrysler.com) Received: by daimler-benz.com; id PAA11141; Mon, 29 Mar 1999 15:01:23 +0200 (MET DST) Received: from unknown(53.113.192.11) by pluto.daimler-benz.com via smap (3.2) id xma011123; Mon, 29 Mar 99 15:01:01 +0200 Received: by S97H1H01 with Internet Mail Service (5.5.2448.0) id ; Mon, 29 Mar 1999 15:10:44 +0200 Message-ID: From: "Meissner, Norbert" To: "'Stefano Riva'" , "Meissner, Norbert" , freebsd-questions Subject: AW: 3.1 release slow Date: Mon, 29 Mar 1999 15:07:00 +0200 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2448.0) Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > -----Urspr=FCngliche Nachricht----- > Von: Stefano Riva [SMTP:sriva@alice.it] > Gesendet am: Montag, 29. M=E4rz 1999 12:03 > An: Meissner, Norbert; freebsd-questions > Betreff: Re: 3.1 release slow >=20 > At 11.45 29/03/99 +0200, you wrote: > >linux systems are much faster in the bonnie benchmark. i think that = this > is > >because linux isn't writing in sync on the hd. on the other side = bonnie > >shows that Freebsd 3.1 FS is slower than 2.2.8. I'm sure that the > >softupdates are turned on because mount tells me about 30K synced = and > 150K > >asynced writes. The Machine is a P166 with 128MB RAM.=20 >=20 > Softupdates are turned on and applied to the filesystem[s] only if = mount > says it, i.e.: >=20 > /dev/da0s1e on /usr (local, soft-updates, writes: sync 2 async 972) ^^^^^^^^^ [Meissner, Norbert] i'm not sure if saw that > =20 > The kernel must be compiled with "options SOFTUPDATES" and you must > apply > them manually to the filesystem[s]. Compile it with optimizations = turned > on, because by default FreeBSD's kernels aren't optimized.=20 [Meissner, Norbert] Which optimization? -O3 or -O2 > Also, there are > other options that you may use to enhance FreeBSD's performance. For > example, consider using the "noatime" option mounting the = filesytem[s]; do > a "man mount". >=20 [Meissner, Norbert] just checked, looks good Greetings from Germany Norbert To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message