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From: Tomasz Chmielewski <mangoo@wpkg.org>
To: Izik Eidus <ieidus@redhat.com>
Cc: Evert <evert@poboxes.info>, kvm@vger.kernel.org
Subject: Re: Live memory allocation?
Date: Thu, 26 Mar 2009 15:11:02 +0100	[thread overview]
Message-ID: <49CB8CF6.70403@wpkg.org> (raw)
In-Reply-To: <49CB8B59.20601@redhat.com>

Izik Eidus schrieb:
> Tomasz Chmielewski wrote:
>> Evert schrieb:
>>> Hi all,
>>>
>>> According to the Wikipedia ( 
>>> http://en.wikipedia.org/wiki/Comparison_of_platform_virtual_machines 
>>> ) both VirtualBox & VMware server support something called 'Live 
>>> memory allocation'.
>>> Does KVM support this as well?
>>
>> What does this term mean exactly? Is it the same as "ballooning" used 
>> by KVM?
>>
>>
> I guess it referring to memory allocation on first time access to the 
> memory areas, Meaning the memory allocation will be made only when it 
> really going to be used.

Like, two guests, each with 2 GB memory allocated only use 1 GB of 
host's memory (as long as they don't have many programs/buffers/cache)?

So yes, it's also supported by KVM.


-- 
Tomasz Chmielewski
http://wpkg.org

  reply	other threads:[~2009-03-26 14:11 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-26 13:44 Live memory allocation? Evert
2009-03-26 14:01 ` Tomasz Chmielewski
2009-03-26 14:04   ` Izik Eidus
2009-03-26 14:11     ` Tomasz Chmielewski [this message]
2009-03-26 17:47       ` Evert
2009-03-28 13:38       ` Alberto Treviño
2009-03-28 17:17         ` Brian Jackson
2009-03-30 13:23           ` Alberto Treviño
2009-03-30 15:48             ` Brian Jackson
2009-03-28 18:25         ` Nolan
2009-03-29 12:33           ` Avi Kivity
2009-03-30 13:40             ` Tomasz Chmielewski
2009-03-30 13:48               ` Avi Kivity
2009-03-30 13:55                 ` Tomasz Chmielewski
2009-03-30 14:58                   ` Avi Kivity
2009-03-30 15:15                     ` Tomasz Chmielewski
2009-03-30 15:18                       ` Javier Guerra
2009-03-31  9:30                         ` Tomasz Chmielewski

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