It's almost certainly the SIL3114 controller. Google "SIL3114 data corruption" -- it's nasty.
Jeff On Thu, Sep 25, 2008 at 07:50:01AM +0200, Mikael Karlsson wrote: > I have a strange problem involving changes in large file on a mirrored > zpool in > Open solaris snv96. > We use it at storage in a VMware ESXi lab environment. All virtual disk > files gets > corrupted when changes are made within the files (when running the > machine that is). > > The "sad" thing is that I've created about ~200Gb of random data in > large files and > even modified those files without any problem (using dd with skip and > conv=notrunc options). > I've copied the files within the pool and over the network on all > network interfaces > on the machine - without problems. > > It's just those .vmdk files that gets corrupted. > > The hardware is an Opteron desktop machine with a SIL3114 sata > interface. Personally I have exactly > the same interface at home with the same setup without problem. Only the > other hardware differs (disks and so on). > > The disks are WD7500AACS, which is those with variable rotation speed > 5400-7200. Could it > be the disks? Could it be the disk controller or the rest of the > hardware?? I should mention that the > controller has been flashed with a non-raid bios. > > I could provide more information if needed! Is there anyone that have > any ideas or suggestions? > > > Some output: > > bash-3.00# zpool status -vx > pool: testing > state: ONLINE > status: One or more devices has experienced an error resulting in data > corruption. Applications may be affected. > action: Restore the file in question if possible. Otherwise restore the > entire pool from backup. > see: http://www.sun.com/msg/ZFS-8000-8A > scrub: scrub completed with 1 errors on Wed Sep 24 16:59:13 2008 > config: > > NAME STATE READ WRITE CKSUM > testing ONLINE 0 0 16 > mirror ONLINE 0 0 16 > c0d1 ONLINE 0 0 51 > c1d1 ONLINE 0 0 54 > > errors: Permanent errors have been detected in the following files: > > /testing/ZFS-problem/ZFS-problem-flat.vmdk > > > Regards > > Mikael > _______________________________________________ > zfs-discuss mailing list > zfs-discuss@opensolaris.org > http://mail.opensolaris.org/mailman/listinfo/zfs-discuss _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss