Date: Mon, 23 Jun 2008 10:47:33 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-stable@freebsd.org Cc: Lev Serebryakov <lev@freebsd.org> Subject: Re: FreeBSD 7-STABLE deadlock! Message-ID: <200806231047.33494.jhb@freebsd.org> In-Reply-To: <48564CAB.4030102@FreeBSD.org> References: <372651116.20080615162317@serebryakov.spb.ru> <485612AD.2000301@FreeBSD.org> <48564CAB.4030102@FreeBSD.org>
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On Monday 16 June 2008 07:21:15 am Lev Serebryakov wrote: > Lev Serebryakov wrote: > > It seems to be ATA/SATA or UFS2 problem: now I have computer in state, > > when 4 iozone processes are hanged in "Disk wait" state, and I can not > > "cd" to filesystem, which is tested by "iozone". > > But I can create processes, work on system, etc., if I don't touch this > > filesystem. > > I can reproduce it, creating gmirror on 5 disks (yes, not very useful > configuration, but I've started from non-base-system RAID5 and need to > exclude it), FS with 64Kb blocks, and 4 threads of iozone with mixed > workload (-i 8 -+p 70). > > All 5 disks are ICH9DO-based, SATA-II WD5000AAKS HDDs. Try getting the 'ps' output from ddb. Also, get a crash dump if you can. -- John Baldwin
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