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Re: [Qemu-devel] linux guests and ksm performance
From: |
Javier Guerra Giraldez |
Subject: |
Re: [Qemu-devel] linux guests and ksm performance |
Date: |
Thu, 23 Feb 2012 13:39:45 -0500 |
On Thu, Feb 23, 2012 at 11:42 AM, Stefan Hajnoczi <address@hidden> wrote:
> The other approach is a memory page "discard" mechanism - which
> obviously requires more code changes than zeroing freed pages.
>
> The advantage is that we don't take the brute-force and CPU intensive
> approach of zeroing pages. It would be like a fine-grained ballooning
> feature.
(disclaimer: i don't know the code, i'm just guessing)
does KVM emulate the MMU? if so, is there any 'unmap page' primitive?
--
Javier
- [Qemu-devel] linux guests and ksm performance, Peter Lieven, 2012/02/23
- Re: [Qemu-devel] linux guests and ksm performance, Stefan Hajnoczi, 2012/02/23
- Re: [Qemu-devel] linux guests and ksm performance,
Javier Guerra Giraldez <=
- Re: [Qemu-devel] linux guests and ksm performance, address@hidden, 2012/02/23
- Re: [Qemu-devel] linux guests and ksm performance, Stefan Hajnoczi, 2012/02/24
- Re: [Qemu-devel] linux guests and ksm performance, Stefan Hajnoczi, 2012/02/24
- Re: [Qemu-devel] linux guests and ksm performance, Stefan Hajnoczi, 2012/02/24
- Re: [Qemu-devel] linux guests and ksm performance, Peter Lieven, 2012/02/24
- Re: [Qemu-devel] linux guests and ksm performance, Peter Lieven, 2012/02/28
- Message not available
- Message not available
- Re: [Qemu-devel] linux guests and ksm performance, Peter Lieven, 2012/02/28
- Re: [Qemu-devel] linux guests and ksm performance, Avi Kivity, 2012/02/28
- Re: [Qemu-devel] linux guests and ksm performance, Peter Lieven, 2012/02/28
- Re: [Qemu-devel] linux guests and ksm performance, Avi Kivity, 2012/02/28