On Thu, Oct 20, 2011 at 7:55 AM, Edward Ned Harvey <[email protected]> wrote: >> From: [email protected] [mailto:zfs-discuss- >> [email protected]] On Behalf Of Jim Klimov >> >> new CKSUM errors >> are being found. There are zero READ or WRITE error counts, >> though. >> >> Should we be worried about replacing the ex-hotspare drive >> ASAP as well? > > You should not be increasing CKSUM errors. There is something wrong. I > cannot say it's necessarily the fault of the drive, but probably it is. When > some threshold is reached, ZFS should mark the drive as faulted due to too > many cksum errors. I don't recommend waiting for it.
It probably indicates something else faulty in the I/O path, which could include RAM, HBA or integrated controller chip, loose or defective cabling, etc. If RAM is ECC-capable, it seems unlikely to be the issue. I'd make sure all cables are fully seated and not kinked or otherwise damaged. Eric _______________________________________________ zfs-discuss mailing list [email protected] http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
