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Re: Sharing pages between VMs [message #6860 is a reply to message #6572]

Mon, 25 September 2006 19:38

Enrico Weigelt
Messages: 31
Registered: July 2006

Member

* Pavel Emelianov <xemul@openvz.org> wrote:
> Enrico Weigelt wrote:
> > Hi folks,
> >
> > is it possible to share pages between several VMs if they use
> > the same filesystem ?
>
> This is done "autmatically" :)
> When two VEs open/mmap the same file it's pages
> are shared between them.

Cool :)
Now the interesting question: how can I mount several dirs in
away that one VE cannot hurth another and mmap'ing is possible
(AFAIK network filesystems are not mmap-capable).
Does simfs handle all that properly ?

cu
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Enrico Weigelt == metux IT service - http://www.metux.de/
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Please visit the OpenSource QM Taskforce:
http://wiki.metux.de/public/OpenSource_QM_Taskforce
Patches / Fixes for a lot dozens of packages in dozens of versions:
http://patches.metux.de/
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[Message index]

		Sharing pages between VMs By: Enrico Weigelt on Wed, 20 September 2006 11:36
		Re: Sharing pages between VMs By: Pavel Emelianov on Wed, 20 September 2006 14:06
		Re: Re: Sharing pages between VMs By: Cranky on Wed, 20 September 2006 14:09
		Re: Sharing pages between VMs By: Enrico Weigelt on Mon, 25 September 2006 19:38
		Re: Sharing pages between VMs By: Pavel Emelianov on Thu, 28 September 2006 12:32

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