Hello Thomas, Saturday, March 17, 2007, 11:46:14 AM, you wrote:
TN> On Fri, 16 Mar 2007, Anton B. Rang wrote: >> It's possible (if unlikely) that you are only getting checksum errors on >> metadata. Since ZFS always internally mirrors its metadata, even on >> non-redundant pools, it can recover from metadata corruption which does not >> affect all copies. (If there is only one LUN, the mirroring happens at >> different locations on the same LUN.) TN> I thought about that but looking at the NFS server the real data should be TN> much much more than metadata so I would consider it unlikely. Also in the TN> now redundant setup we see checksum errors on both attached RAIDs TN> Any hints on how to track down the problem to the HBA, cables, RAID and so TN> on? We see similar things on all our machines with few exceptions. Talking TN> to local Sun folks we have been "warned" before that checksum errors will TN> show up and that it's considered normal. Nevertheless I really want to TN> know what they are about I have an opened CR for months now about the same problem - lot of CKSUM errors all seem to be only meta-data related which is highly unlikely. -- Best regards, Robert mailto:[EMAIL PROTECTED] http://milek.blogspot.com _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss