[OmniOS-discuss] scsi command timeouts

[Dale Ghent]

Have you able to and have tried offlining it in the zpool?

zpool offline thepool <disk>

I'm assuming the pool has some redundancy which would allow for this.

/dale

> On Jun 22, 2017, at 11:54 AM, Schweiss, Chip <chip at innovates.com> wrote:
> 
> When ever a disk goes south, several disk related takes become painfully slow.  Boot up times can jump into the hours to complete the disk scans.
> 
> The logs slowly get these type messages:
> 
> genunix: WARNING /pci at 0,0/pci8086,340c at 5/pci15d9,400 at 0 (mpt_sas0):
>     Timeout of 60 seconds expired with 1 commands on target 16 lun 0
> 
> I thought this /etc/system setting would reduce the timeout to 5 seconds:
> set sd:sd_io_time = 5
> 
> But this doesn't seem to change anything.
> 
> Is there anyway to make this a more reasonable timeout, besides pulling the disk that's causing it?   Just locating the defective disk is also painfully slow because of this problem.
> 
> -Chip
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