`<div dir="ltr">I'm talking about an offline pool. I started this thread after rebooting a server that is part of an HA pair. The other server has the pools online. It's been over 4 hours now and it still hasn't completed its disk scan. <div><br></div><div>Every tool I have that helps me locate disks, suffers from the same insane command timeout to happen many times before moving on. Operations that typically take seconds blow up to hours really fast because of a few dead disks. </div><div><br></div><div>-Chip</div><div><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Jun 22, 2017 at 3:12 PM, Dale Ghent <span dir="ltr"><<a href="mailto:daleg@omniti.com" target="_blank">daleg@omniti.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
Have you able to and have tried offlining it in the zpool?<br>
<br>
zpool offline thepool <disk><br>
<br>
I'm assuming the pool has some redundancy which would allow for this.<br>
<span class="HOEnZb"><font color="#888888"><br>
/dale<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
> On Jun 22, 2017, at 11:54 AM, Schweiss, Chip <<a href="mailto:chip@innovates.com">chip@innovates.com</a>> wrote:<br>
><br>
> 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.<br>
><br>
> The logs slowly get these type messages:<br>
><br>
> genunix: WARNING /pci@0,0/pci8086,340c@5/<wbr>pci15d9,400@0 (mpt_sas0):<br>
> Timeout of 60 seconds expired with 1 commands on target 16 lun 0<br>
><br>
> I thought this /etc/system setting would reduce the timeout to 5 seconds:<br>
> set sd:sd_io_time = 5<br>
><br>
> But this doesn't seem to change anything.<br>
><br>
> 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.<br>
><br>
> -Chip<br>
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</div></div></blockquote></div><br></div>
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