Date: Wed, 21 Oct 1998 18:00:32 +0930 From: Greg Lehey <grog@lemis.com> To: Bruce Albrecht <bruce@zuhause.mn.org>, Jaime Bozza <wheelman@nuc.net> Cc: current@FreeBSD.ORG Subject: Subdividing synthetic disks (was: newfs problems, more information:) Message-ID: <19981021180032.X21008@freebie.lemis.com> In-Reply-To: <13869.12610.899877.506387@zuhause.zuhause.mn.org>; from Bruce Albrecht on Tue, Oct 20, 1998 at 07:56:34PM -0500 References: <13868.3117.390224.376379@zuhause.zuhause.mn.org> <003801bdfc74$da58cae0$313d31cc@electron.nuc.net> <13869.12610.899877.506387@zuhause.zuhause.mn.org>
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On Tuesday, 20 October 1998 at 19:56:34 -0500, Bruce Albrecht wrote: > Jaime Bozza writes: >>> You do it the same way you do it for any other disk. You create the >>> partition information, and do a disklabel for ccd0 to write the label, >>> and then you newfs each partition, ccd0d, ccd0e, ... >> >> Are you saying you can have subpartitions within a ccd? (Which in itself >> is formed by partitions on the original drives) >> >> That could be pretty interesting. I've fiddled with disklabel and was >> finally able to create a disklabel for a ccd. But I haven't been able to >> create a partition 'e' ... disklabel returns "Bad partition name". I was >> able to create an 'a' partition though. > > I never had any problem doing so. Here's my ccd's disklabel entry: > > (snip) Why do you want to do this? Would you still find a reason to do it with vinum? > I've been told that you're better off not using a ccd partition for > swap, Right. The ccd driver malloc()s, and there's the danger of a deadlock if malloc tries to swap. I'm working on a solution for vinum, which currently carries the same danger. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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