<div dir="ltr"><div><div>Thanks for the reply, and I'm sorry for the delay. Another admin rebooted the server before I had a chance to collect more info. I'll take a look at the other thread in case it comes up again. I think we'll avoid the lazy-unmount in the future though.<br><br></div>Thanks again!<br></div>-Joe<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Apr 18, 2016 at 1:54 PM, Carlos Maiolino <span dir="ltr"><<a href="mailto:cmaiolino@redhat.com" target="_blank">cmaiolino@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5">On Sun, Apr 17, 2016 at 09:33:27AM -0500, Joe Wendt wrote:<br>
> Hello! This may be a silly question or an interesting one...<br>
> We had a drive fail in a production server, which spawned this error in<br>
> the logs:<br>
> XFS (sde1): xfs_log_force: error 5 returned.<br>
> The dead array was lazy-unmounted, and the drive was hot-swapped, but<br>
> when the RAID array was rebuilt, it came online as /dev/sdk instead of<br>
> /dev/sde.<br>
> Now /dev/sde1 doesn't exist in the system, but we still see this<br>
> message every 30 seconds. I'm assuming a reboot will clear out whatever<br>
> is still trying to access sde1, but I'm trying to avoid that if<br>
> possible. Could someone point me in the direction of what XFS might<br>
> still be trying to do with that device?<br>
> lsof hasn't given me any clues. I can't run xfs_repair on a volume that<br>
> isn't there. I haven't been able to find anything similar yet online.<br>
> Any help would be greatly appreciated!<br>
> Thanks,<br>
> Joe<br>
<br>
</div></div>I believe this is the same problem being discussed in this thread:<br>
<br>
XFS hung task in xfs_ail_push_all_sync() when unmounting FS after disk<br>
failure/recovery.<br>
<br>
Can you get a stack dump of the system (sysrq-t) and post it in some pastebin?<br>
<br>
<br>
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<span class="HOEnZb"><font color="#888888"><br>
<br>
--<br>
Carlos<br>
<br>
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