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    SubjectRe: [PATCH 0/11] ksm: NUMA trees and page migration
    On 01/29/2013 02:49 AM, Izik Eidus wrote:
    > On 01/29/2013 01:54 AM, Andrew Morton wrote:
    >> On Fri, 25 Jan 2013 17:53:10 -0800 (PST)
    >> Hugh Dickins <hughd@google.com> wrote:
    >>
    >>> Here's a KSM series
    >> Sanity check: do you have a feeling for how useful KSM is?
    >> Performance/space improvements for typical (or atypical) workloads?
    >> Are people using it? Successfully?


    BTW, After thinking a bit about the word people, I wanted to see if
    normal users of linux
    that just download and install Linux (without using special
    virtualization product) are able to use it.
    So I google little bit for it, and found some nice results from users:
    http://serverascode.com/2012/11/11/ksm-kvm.html

    But I do agree that it provide justifying value only for virtualization
    users...

    >
    > Hi,
    > I think it mostly used for virtualization, I know at least two
    > products that it use -
    > RHEV - RedHat enterprise virtualization, and my current place (Ravello
    > Systems) that use it to do vm consolidation on top of cloud enviorments
    > (Run multiple unmodified VMs on top of one vm you get from ec2 /
    > rackspace / what so ever), for Ravello it is highly critical in
    > achieving high rate
    > of consolidation ratio...
    >
    >>
    >> IOW, is it justifying itself?
    >



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