Date: Wed, 6 Aug 2003 20:05:52 +1000 From: Tim Robbins <tjr@FreeBSD.ORG> To: Ruslan Ermilov <ru@freebsd.org> Cc: current@freebsd.org Subject: Re: MSDOSFS woes Message-ID: <20030806100552.GA59205@dilbert.robbins.dropbear.id.au> In-Reply-To: <20030802150850.GB20186@sunbay.com> References: <20030802150850.GB20186@sunbay.com>
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On Sat, Aug 02, 2003 at 06:08:50PM +0300, Ruslan Ermilov wrote: > Gang, :-) > > While working with Marcel on a bootable CD-ROM for IA64 issue, > I've stumbled upon the following problem. I needed to increase > the size of the EFI partition (which is an MS-DOS file system) > to 64M, and that made two of my machines stuck solidly -- a lot > of process are waiting on the "wdrain" event. Interesting. Were you running with INVARIANTS on? I got a completely reproducible kernel panic when running your script, regardless of whether I used -F 12 or -F 16; it was trying to write file data past the end of the disk, and causing kernel memory pool to become corrupted. I was seeing Memory modified after free errors, with blocks most recently used by GEOM and file desc. Were you running the script with INVARIANTS on? Tim
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