From: Keir Fraser <keir.xen@gmail.com>
To: Gustavo Pimentel <gustavo.pimentel@efacec.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: Issues about domU suspending/resuming
Date: Thu, 28 Jul 2011 18:32:57 +0100 [thread overview]
Message-ID: <CA575BD9.1EBA3%keir.xen@gmail.com> (raw)
In-Reply-To: <BA0FD0EA8282D74CAE2088A5DCB4474B138EC74C@S005.maia.efacec.pt>
On 28/07/2011 18:16, "Gustavo Pimentel" <gustavo.pimentel@efacec.com> wrote:
> It's not really a bug, but a performance analysis.
> I'm using remus for a HA system and after a system analysis using remus log, I
> notice that suspending a the guest can oscillate between 0.299ms to 812.909ms.
> And the resuming of the same guest oscillates between 0.387ms to 1745,579ms.
> The guest it's a virtual machine with 64MB of RAM, without CPU load.
>
> It's very strange this large range of values of the suspend/resuming of a
> guest.
First point of contact would be the listed Remus maintainer. More data would
be useful I expect -- e.g., does the variation occur with basic live
migration (no Remus)?
-- Keir
>> -----Original Message-----
>> From: Keir Fraser [mailto:keir.xen@gmail.com]
>> Sent: quinta-feira, 28 de Julho de 2011 18:00
>> To: Gustavo Pimentel
>> Cc: xen-devel@lists.xensource.com
>> Subject: Re: Issues about domU suspending/resuming
>>
>> On 28/07/2011 17:13, "Gustavo Pimentel" <gustavo.pimentel@efacec.com> wrote:
>>
>>> Hi, I have looked into the MAINTAINERS file on the xen source, but I didn¹t
>>> find the specific maintainer for responsible for issues about domU
>>> suspending/resuming procedure.
>>> Can you point me to the right person?
>>
>> It crosses multiple subsystems. It could be a guest kernel bug for example,
>> or a toolstack bug. Post a bug report to xen-devel and we can try to triage
>> it.
>>
>> -- Keir
>>
>>
>>
>>
>
>
next prev parent reply other threads:[~2011-07-28 17:32 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-28 16:13 Issues about domU suspending/resuming Gustavo Pimentel
2011-07-28 17:00 ` Keir Fraser
2011-07-28 17:16 ` Gustavo Pimentel
2011-07-28 17:32 ` Keir Fraser [this message]
2011-07-28 18:22 ` Gustavo Pimentel
2011-07-28 19:07 ` Keir Fraser
2011-08-02 8:29 ` Gustavo Pimentel
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=CA575BD9.1EBA3%keir.xen@gmail.com \
--to=keir.xen@gmail.com \
--cc=gustavo.pimentel@efacec.com \
--cc=xen-devel@lists.xensource.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.