From owner-freebsd-stable Sun Jun 10 8: 5: 5 2001 Delivered-To: freebsd-stable@freebsd.org Received: from mail.webmonster.de (datasink.webmonster.de [194.162.162.209]) by hub.freebsd.org (Postfix) with SMTP id 0370737B401 for ; Sun, 10 Jun 2001 08:05:00 -0700 (PDT) (envelope-from karsten@rohrbach.de) Received: (qmail 82308 invoked by uid 1000); 10 Jun 2001 15:05:21 -0000 Date: Sun, 10 Jun 2001 17:05:21 +0200 From: "Karsten W. Rohrbach" To: Donn Miller Cc: pjklist@ekahuna.com, stable@FreeBSD.ORG Subject: Re: Improvements for FreeBSD v4.3.1-Release? Message-ID: <20010610170521.E80709@mail.webmonster.de> References: <3B21D639.14436.461C2A4@localhost> <20010609154753.32846.qmail@web14707.mail.yahoo.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="o0ZfoUVt4BxPQnbU" Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20010609154753.32846.qmail@web14707.mail.yahoo.com>; from hackr_d@yahoo.com on Sat, Jun 09, 2001 at 08:47:53AM -0700 X-Arbitrary-Number-Of-The-Day: 42 X-URL: http://www.webmonster.de/ X-Disclaimer: My opinions do not necessarily represent those of my employer Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG --o0ZfoUVt4BxPQnbU Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Donn Miller(hackr_d@yahoo.com)@2001.06.09 08:47:53 +0000: >=20 > --- "Philip J. Koenig" wrote: >=20 > > I thought the conclusion was that SoftUpdates which comes with=20 > > FreeBSD had many advantages over typical journalling FS's.=20 >=20 > Which is why Sun and SGI both use Soft Updates on their > filesystems. >=20 > I think it's all a matter of tradeoffs. Journaling probably isn't as > fast as softupdates, but otoh, really huge filesystems don't have to > have the long fsck that softupdates requires. BUT, if background fsck > ever gets implemented, it should help immensely even the score in that > area. as matt i think mentioned a while ago, carefully choosing the cylinders/group, maxbpg and bytes/inode sizes it is possible to have a multi-TB filesystem that is process by fsck in under 5 minutes. it won't hold many small files then, that's the drawback. >=20 > In general, I think journaling is better, but what happens when the > journal itself gets corrupted? Another [+] for softupdates. Ok, I > don't know what I'm talking about. this behaviour should not be very different from softupdates/ffs /k --=20 > If you meet somebody who tells you that he loves you more than anybody > in the whole wide world, don't trust him. It means he experiments. KR433/KR11-RIPE -- WebMonster Community Founder -- nGENn GmbH Senior Techie http://www.webmonster.de/ -- ftp://ftp.webmonster.de/ -- http://www.ngenn.n= et/ karsten&rohrbach.de -- alpha&ngenn.net -- alpha&scene.org -- catch@spam.de GnuPG 0x2964BF46 2001-03-15 42F9 9FFF 50D4 2F38 DBEE DF22 3340 4F4E 2964 B= F46 --o0ZfoUVt4BxPQnbU Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (FreeBSD) Comment: For info see http://www.gnupg.org iD8DBQE7I4ywM0BPTilkv0YRAs25AJ9eeIZsYKtBBX8NoM0A5zVLr9QvUACgqBsa UDuI9EIaLQZmR7jQfE8/0QI= =LQ9a -----END PGP SIGNATURE----- --o0ZfoUVt4BxPQnbU-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message