Re: [zfs-discuss] Mysterious corruption with raidz2 vdev (1 checksum err on disk, 2 on vdev?)

2007-07-29 Thread Tomas Ă–gren
On 28 July, 2007 - Marc Bevand sent me these 0,7K bytes: Matthew Ahrens Matthew.Ahrens at sun.com writes: So the errors on the raidz2 vdev indeed indicate that at least 3 disks below it gave the wrong data for a those 2 blocks; we just couldn't tell which 3+ disks they were.

Re: [zfs-discuss] Mysterious corruption with raidz2 vdev (1 checksum err on disk, 2 on vdev?)

2007-07-27 Thread Matthew Ahrens
Kevin wrote: After a scrub of a pool with 3 raidz2 vdevs (each with 5 disks in them) I see the following status output. Notice that the raidz2 vdev has 2 checksum errors, but only one disk inside the raidz2 vdev has a checksum error. How is this possible? I thought that you would have to

Re: [zfs-discuss] Mysterious corruption with raidz2 vdev (1 checksum err on disk, 2 on vdev?)

2007-07-27 Thread Marc Bevand
Matthew Ahrens Matthew.Ahrens at sun.com writes: So the errors on the raidz2 vdev indeed indicate that at least 3 disks below it gave the wrong data for a those 2 blocks; we just couldn't tell which 3+ disks they were. Something must be seriously wrong with this server. This is the first

[zfs-discuss] Mysterious corruption with raidz2 vdev (1 checksum err on disk, 2 on vdev?)

2007-07-25 Thread Kevin
After a scrub of a pool with 3 raidz2 vdevs (each with 5 disks in them) I see the following status output. Notice that the raidz2 vdev has 2 checksum errors, but only one disk inside the raidz2 vdev has a checksum error. How is this possible? I thought that you would have to have 3 errors in