From owner-freebsd-questions Fri Mar 12 0:58:44 1999 Delivered-To: freebsd-questions@freebsd.org Received: from chippie.cgu.nl (chippie.cgu.nl [145.101.220.7]) by hub.freebsd.org (Postfix) with ESMTP id 3D1B914A2F for ; Fri, 12 Mar 1999 00:58:33 -0800 (PST) (envelope-from psd@cgu.nl) Received: from localhost (psd@localhost) by chippie.cgu.nl (8.9.3/8.9.3/psd) with SMTP id JAA09487; Fri, 12 Mar 1999 09:58:45 +0100 (CET) Date: Fri, 12 Mar 1999 09:58:44 +0100 (CET) From: Paul Dekkers X-Sender: psd@chippie.cgu Reply-To: Paul Dekkers To: Greg Lehey Cc: FreeBSD Mailinglist Subject: Re: bad sectors on disk and vinum/ccd In-Reply-To: <19990312113613.Q490@lemis.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 12 Mar 1999, Greg Lehey wrote: | Both vinum and ccd assume a "perfect" disk underneath them. They use | the standard disk drivers, and the wd driver supports bad144, so the | answer should be yes. But IDE drives have their own transparent bad | sector handling, so a low-level format should do it transparently. Ok, but there's already data on the disk so I don't want to do a low level format - so I assume bad144 is enough... | > (striping with vinum was btw much faster than ccd!) | | That's interesting. I haven't done any tests. I did (with bonnie) - striping was twice as fast, but also ate twice the processor time. (Doesn't matter that much...) BTW: Can I define that a subdisk uses the whole disk, or the whole available space (instead of just X megabytes?) Thank you for your help, Paul -- Paul Dekkers E-Mail: To err is human, to moo bovine To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message