From mboxrd@z Thu Jan  1 00:00:00 1970
From: Hansa <forums@logic-q.nl>
Subject: Re: KVM slow LAMP guest
Date: Mon, 24 Aug 2015 17:23:36 +0200
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On 24-8-2015 1:26, Wanpeng Li wrote:
> On 8/24/15 3:18 AM, Hansa wrote:
>> On 16-7-2015 13:27, Paolo Bonzini wrote:
>>> On 15/07/2015 22:02, "C. Br=C3=B6cker" wrote:
>>>>> What OS is this?  Is it RHEL/CentOS? If so, halt_poll_ns will be =
in 6.7
>>>>> which will be out in a few days/weeks.
>>>>>
>>>>> Paolo
>>>> OK. As said CentOS 6.6.
>>>> But where do I put this parameter?
>>> You can add "kvm.halt_poll_ns=3D500000" to the kernel command line.=
  If
>>> you have the parameter, you have the
>>> /sys/module/kvm/parameters/halt_poll_ns file.
>> Hi,
>>
>> I upgraded to the CentOS 6.7 release which came out last month and a=
s promised the halt_poll_ns parameter was available.
>> Last week I tested the availability status every 5 minutes on my Wor=
dpress VM's with the halt_poll_ns kernel param set on DOM0. I'm pleased=
 to announce that it solves the problem!
>
> How much seconds to load your Wordpress site this time?
>
> Regards,
> Wanpeng Li
I've only tested availability using the webmin's "Remote HTTP Service" =
monitoring tool. Currently it only times out when doing backups. I will=
 do some tests with curl and let you know the result in a day or so.