Date: Fri, 8 Dec 2000 18:16:45 +0100 From: Wilko Bulte <wkb@freebie.demon.nl> To: Mike Smith <msmith@freebsd.org> Cc: Tomi.Vainio@Sun.COM, freebsd-stable@freebsd.or, freebsd-current@freebsd.org Subject: Re: ffs_valloc: dup alloc panics with stable/current Message-ID: <20001208181645.E6118@freebie.demon.nl> In-Reply-To: <200012081045.eB8Aj0F10483@mass.osd.bsdi.com>; from msmith@freebsd.org on Fri, Dec 08, 2000 at 02:45:00AM -0800 References: <14896.15612.659070.165662@ultrahot.Finland.Sun.COM> <200012081045.eB8Aj0F10483@mass.osd.bsdi.com>
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On Fri, Dec 08, 2000 at 02:45:00AM -0800, Mike Smith wrote: > > We got old Mylex DAC960PD-Ultra-raid-adapter and have tried to use it > > with FreeBSD 4.2-stable and 5.0-current. Adapter is configured with > > three luns 5+5*9G, 8+8*9G (raid5) and 1+1*2G (mirrored boot disk). > > All 9G disks are quite old Seagate Barracuda 9 disks ST19171W. System > > is working quite well but under heavier load we start to get scsi > > errors from luns. > > sense = 4 asc = 3 asq = 0 > > sense = 1 asc = 3 asq = 0 > > sense = 3 asc = 12 asq = 0 > > sense = 3 asc = 11 asq = 0 > > Your disks just aren't up to this sort of workload. > > > This is not so bad but 5-30 minutes after this command system will > > always panic. > > cd /uu ; dump 0buf 126 - /w | restore xbf 126 - > > > > mode = 0100644, inum = 720391, fs = /uu > > panic: ffs_valloc: dup alloc > > This looks like memory or PCI data corruption. You don't say how you're > generating this load, or what the motherboard is, but I suspect that you > may have hardware issues here. PCI bus clock is at the nominal speed? Can be a source of interesting effects. -- Wilko Bulte Arnhem, the Netherlands wilko@freebsd.org http://www.freebsd.org http://www.nlfug.nl To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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