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RE: [Xen-users] Xen and Memory

from [Ian Pratt]

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To:	"Fernando Maior" <fernando@xxxxxxxxxxxxx>, <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject:	RE: [Xen-users] Xen and Memory
From:	"Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date:	Tue, 29 Mar 2005 22:23:18 +0100
Cc:	ian.pratt@xxxxxxxxxxxx
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Thread-topic:	[Xen-users] Xen and Memory

 
> I am new to this list and have a couple of questions, that I 
> did not find any answers in FAQ or docs:
> 
> 1) I need to configure dom0 memory, but do not know
>    how to quantify it. Do I need to put all memory
>    to dom0? Mathematically speaking,
> 
>    Mem(dom0) > Mem(dom1..domN) or
>    Mem(total) > Mem(dom0..domN)

The latter.

> 2) How about swap space? Do you use nfs exported dir
>    from dom0 and install files in it for each domain
>    to swap? Or else?

The normal practice is to give each guest its own dom0 LVM volume to
swap to. 

Giving it a tmpfs to swap to would help, but its not as important as
with UML.
 
Ian

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