Date: Thu, 6 May 1999 16:02:03 -0500 (CDT) From: David Scheidt <dscheidt@enteract.com> To: Zhihui Zhang <zzhang@cs.binghamton.edu> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: Copies of superblocks in FFS Message-ID: <Pine.NEB.3.96.990506155023.47842A-100000@shell-1.enteract.com> In-Reply-To: <Pine.GSO.3.96.990506161959.15238B-100000@sol.cs.binghamton.edu>
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On Thu, 6 May 1999, Zhihui Zhang wrote: :But the BIOS always read boot blocks from the beginning of a FreeBSD :slice, which is the root filesystem space (or can we let other non-root :filesystems to occupy the beginning of the FreeBSD slice?). I often build machines with more than one FreeBSD slice, and only one root filesystem. : :What kind of panic? The kernel is a trusted program anyway. One that hoses the in-core copy of the superblock, and then writes it back out to disk would have this effect. Never seen this on FreeBSD, but I dealt with a bunch of NeXTstep machines that would do this on every other panic. A physical disk failure could casue this too. David To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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