Subject: Re: [vserver] number of vserver guests
From: Kyle Bader <kyle.bader@gmail.com>
Date: Fri, 12 Mar 2010 14:42:59 -0800

Vhashify is only for disk, you do need KSM for memory.  Keep in mind
that KSM has a noticeable impact on the cpu (at least in my
environment and testing).

On 3/12/10, John A. Sullivan III <jsullivan@opensourcedevel.com> wrote:
> On Fri, 2010-03-12 at 18:10 +0100, Eugen Leitl wrote:
>> This just to say that I'm highly impressed with vserver's small
>> footprint. I've tried running hundreds of vserver guests
>> on low-end hardware (4-8 GByte RAM, single/dual-core Opteron)
>> with just ssh and nginx in them, and see no issues so far,
>> even without vhashify to minimize the on-disk and in-memory
>> footprint.
>>
>> Kudos to the developers.
>>
> I've also been very impressed and recommend the project wherever I go.
> However, does vhashify reduce the in-memory footprint or do we need to
> wait for KSM to do that? Thanks - John
>
>

-- 
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Kyle