On Wed, Oct 08, 2014 at 08:55:26AM +0300, Andriy Gapon wrote:
> On 08/10/2014 03:40, Steve Wills wrote:
> > Hi,
> > 
> > Not sure which thread this belongs to, but I have a zfs hang on one of my 
> > boxes
> > running r272152. Running procstat -kka looks like:
> > 
> > http://pastebin.com/szZZP8Tf
> > 
> > My zpool commands seem to be hung in spa_errlog_lock while others are hung 
> > in
> > zfs_lookup. Suggestions?
> There are several threads in zio_wait.  If this is their permanent state then
> there is some problem with I/O somewhere below ZFS.

Thanks for the feedback. It seems one of my disks is dying, I rebooted and it
came up OK, but today I got:

  panic: I/O to pool 'rpool' appears to be hung on vdev guid ..... at 

I have screenshots and backtrace if anyone is interested. Dying drives
shouldn't cause panic, right?

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