[OmniOS-discuss] disk failure causing reboot?

[Dan McDonald]

> On May 18, 2015, at 2:25 PM, Jeff Stockett <jstockett at molalla.com> wrote:
> 
> A drive failed in one of our supermicro 5048R-E1CR36L servers running omnios r151012 last night, and somewhat unexpectedly, the whole system seems to have panicked.

The panic was done for protection of your pool:

> May 18 04:44:36 zfs01 genunix: [ID 918906 kern.notice] I/O to pool 'dpool' appears to be hung.

<SNIP!>

>  
> The disks are all 4TB WD40001FYYG enterprise SAS drives.  Googling seems to indicate it is a known problem with the way the various subsystems sometimes interact. Is there any way to fix/workaround this issue?

Pull the drive.  I'm assuming you have a raidz or mirrored setup where you can do that, right?  Or is it a question of finding *which* drive failed?

Dan