SMART and bad block list?

[Dan Nelson]

In the last episode (Mar 17), David Kelly said:
> On SCSI drives one could look at the bad block lists to see if it was
> growing to know if a drive was getting sick. In the wee hours of the
> morning one of my Hitachi HDS722516VLSA80's got sick:
> 
> Mar 17 03:04:39 Grumpy kernel: ad4: TIMEOUT - READ_DMA retrying (2 retries left) LBA=282857146
> Mar 17 03:04:39 Grumpy kernel: ad4: FAILURE - READ_DMA timed out
> Mar 17 03:04:39 Grumpy kernel: GEOM_VINUM: subdisk vinum0.p0.s0 state change: up -> down
> Mar 17 03:04:39 Grumpy kernel: GEOM_VINUM: plex vinum0.p0 state change: up -> down
> 
> "atacontrol info" says SMART is enabled. So what does this do for me?
> Has the drive exhausted its supply spare blocks and can no longer
> repair itself?

Try the smartmontools port.  I don't think it can read the bad-block
list from ATA disks, but it will give you an errors detected/corrected
summary.

-- 
	Dan Nelson
	dnelson at allantgroup.com