From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Thimo E." <abc@digithi.de>
Subject: Re: cpuidle and un-eoid interrupts at the local apic
Date: Thu, 05 Sep 2013 09:20:04 +0200
Message-ID: <522830A4.60401@digithi.de>
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To: "Zhang, Yang Z" <yang.z.zhang@intel.com>
Cc: Keir Fraser <keir@xen.org>, Jan Beulich <JBeulich@suse.com>, Andrew Cooper <andrew.cooper3@citrix.com>, "Dong,
	Eddie" <eddie.dong@intel.com>, Xen-develList <xen-devel@lists.xen.org>, "Nakajima,
	Jun" <jun.nakajima@intel.com>, "Zhang, Xiantao" <xiantao.zhang@intel.com>
List-Id: xen-devel@lists.xenproject.org

Am 05.09.2013 03:45, schrieb Zhang, Yang Z:
> Hi Thimo
>
> Did you see this issue if and only if HVM guest running? If yes, can you try to isolate the dom0 VCPUs and HVM guest's VCPUs? For example, pin all dom0's VCPUs to some PCPUs and pin all HVM guest's VCPUs to the remain PCPUs.
I have both, PV guests and HVM guests. I've tried to shutdown all the 
HVM guests and use only PV guests, problem is still there. I did not try 
the other way, only HVM guests, because this is a production system and 
the PV guests are needed.

>
> BTW: you didn't try the device pass-through when the issue occurs?
I am not using device pass-through.

Best regards
   Thimo