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Re: [Xen-users] io hang with lvm on md raid1

  • To: glenn@xxxxxxxxxxxxxxx
  • From: Sarah Newman <srn@xxxxxxxxx>
  • Date: Sun, 9 Oct 2016 20:06:01 -0700
  • Cc: xen-users@xxxxxxxxxxxxx
  • Delivery-date: Mon, 10 Oct 2016 03:07:22 +0000
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  • List-id: Xen user discussion <xen-users.lists.xen.org>

On 10/09/2016 02:23 PM, Glenn Enright wrote:
> Bump? I've now replicated this on raid10 and raid6 as well, so its not caused 
> by the raid level. An example of a blkback process that is stuck is
> below, if that offers any additional insight. In all cases I'm seeing 
> dmeventd stuck first though

Maybe related? https://bugzilla.kernel.org/show_bug.cgi?id=119841

Xen4CentOS uses 3.18, not 4.4. You could try the Xen4CentOS kernel and see if 
you get the same errors. Unfortunately EOL for 3.18 is supposed to be
January 2017.


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