Date: Sun, 1 Oct 2000 11:45:40 +0930 From: Greg Lehey <grog@lemis.com> To: "Karsten W. Rohrbach" <karsten@rohrbach.de> Cc: Andre Albsmeier <andre@akademie3000.de>, Marc Tardif <intmktg@CAM.ORG>, freebsd-fs@FreeBSD.ORG, freebsd-scsi@FreeBSD.ORG Subject: Re: ccd with other filesystems Message-ID: <20001001114540.G43885@wantadilla.lemis.com> In-Reply-To: <20001001040937.E83678@rohrbach.de>; from karsten@rohrbach.de on Sun, Oct 01, 2000 at 04:09:37AM %2B0200 References: <Pine.LNX.4.10.10009221124230.31864-100000@Gloria.CAM.ORG> <20000923133806.B78943@wantadilla.lemis.com> <20000929162846.A698@schlappy.mobile.tld> <20001001040937.E83678@rohrbach.de>
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On Sunday, 1 October 2000 at 4:09:37 +0200, Karsten W. Rohrbach wrote: > Andre Albsmeier(andre@akademie3000.de)@Fri, Sep 29, 2000 at 04:28:46PM +0200: >> On Sat, 23-Sep-2000 at 13:38:06 +0930, Greg Lehey wrote: >>> >>> ... >>> >>>> I ask because I'm not sure how the word "partition" is used >>>> in the manpage, is it suppose to mean a slice (as in DOS >>>> partition) or the partition of a slice? Also, I'm intrigued >>>> by the following passage: >>>> Note that the `raw' partitions of the disks should not be >>>> combined. >>> >>> I really don't understand what this is supposed to mean. >> >> Could this mean that you should not use the 'c' partitions as ccd >> components? I, for example, use the 'a' partitions which start at >> sector 16... > > the 'a' partition is reserved for the rootfs, as 'b' is for swap and > 'c' for the whole device. you should use 'e' and p for payload > (eg. mounted filesystems) None of the partitions is special except for 'c'. By convention we put root file systems on 'a' and swap on 'b', but nothing relies on this convention. > i dont quite know why it is still possible doing a newfs on a 'c' > partition, since the partition type is 'unused' and not > '4.2BSD'. newfs should check this and throw an error while providing > an expert-only-feature command line option to explicitly override > it. I think this is a bug in newfs. It should only create file systems on partitions of type 4.2BSD. Does anybody disagree? Otherwise I'll fix it. > it is a bad thing[tm] to be able to wedge every single blockdev in your > system by (ab)using newfs. Agreed. Greg -- Finger grog@lemis.com for PGP public key See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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