From: Rik van Riel <riel@redhat.com>
To: dbareiro@gmx.net, KVM General <kvm@vger.kernel.org>,
"hugh.dickins@tiscali.co.uk" <hugh.dickins@tiscali.co.uk>
Subject: Re: Swap usage with KVM
Date: Sun, 11 Jul 2010 17:49:43 -0400 [thread overview]
Message-ID: <4C3A3C77.2010408@redhat.com> (raw)
In-Reply-To: <20100711191227.GD9267@defiant.freesoftware>
On 07/11/2010 03:12 PM, Daniel Bareiro wrote:
> On Sunday, 11 July 2010 12:12:57 -0300,
> Daniel Bareiro wrote:
>
>> I have an installation with Debian GNU/Linux 5.0.4 amd64 with qemu-kvm
>> 0.12.3 compiled with the source code obtained from the official site
>> of KVM and Linux 2.6.32.12 compiled from source code of kernel.org.
>> All this is installed on an HP Proliant DL380 G6 with two Xeon E5530
>> quadcore processors and 16 GiB of RAM which has two VMs with the
>> following configuration of memory:
>>
>> Hostname | RAM
>> ===============+===============
>> Aps4 | 7 GiB
>> Leela | 7 GiB
>> ===============+===============
>> TOTAL | 14 GiB
>>
>> Initially the host was created with a swap partition of 1 GiB, but
>> today we found that the use of swap quickly began to grow
>> increasingly. Therefore, as a contingency, we had to hot-add a
>> logical volume of 1 GB of swap on the VMHost. Is 'normal' this use of
>> memory?
That depends on what is going on in the host.
Did you notice any performance issues in the guest when
you started using swap?
> Has anyone experienced something like this? Avi? I remember late last
> year there was a regression in Linux swapping and Rik and Hugh were
> working on it. Are you aware of any?
That one should have been fixed.
--
All rights reversed
next prev parent reply other threads:[~2010-07-11 21:49 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-11 15:12 Swap usage with KVM Daniel Bareiro
2010-07-11 19:12 ` Daniel Bareiro
2010-07-11 21:49 ` Rik van Riel [this message]
2010-08-02 18:57 ` Daniel Bareiro
2010-08-02 19:31 ` Rik van Riel
2010-08-02 19:52 ` Daniel Bareiro
2010-08-02 20:22 ` Rik van Riel
2010-08-02 21:43 ` Daniel Bareiro
2010-08-27 10:04 ` Swap usage with KVM (and KSM) Daniel Bareiro
2010-08-27 13:42 ` Rik van Riel
2010-07-11 21:05 ` Swap usage with KVM Freddie Cash
2010-07-11 22:08 ` Daniel Bareiro
2010-07-20 15:04 ` Daniel Bareiro
2010-07-20 19:18 ` David Weber
2010-07-22 10:09 ` Daniel Bareiro
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=4C3A3C77.2010408@redhat.com \
--to=riel@redhat.com \
--cc=dbareiro@gmx.net \
--cc=hugh.dickins@tiscali.co.uk \
--cc=kvm@vger.kernel.org \
/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.