[CentOS] KVM + KSM?

Lucian @ lastdot.org lucian at lastdot.org
Wed Nov 11 01:02:45 UTC 2009

On Tue, Nov 10, 2009 at 8:39 PM, John R Pierce <pierce at hogranch.com> wrote:
> Lucian @ lastdot.org wrote:
>> Nor in centosplus?
> are you taking about Kernel Samepage Merging ?   thats a kernel 2.6.32
> feature thats still considered somewhat experimental?
> I'm guessing noone is going to backport it into 2.6.18, probably far too
> many complications there.
> anyways, I'm not even sure KSM is a good idea, see
> http://lwn.net/Articles/330589/
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Hmm.. It seems KSM is already included, dumb me!

modinfo ksm
filename:       /lib/modules/2.6.18-172.el5/weak-updates/kmod-kvm/ksm.ko
license:        GPL
author:         Red Hat, Inc.
srcversion:     7D7321714BF34DA7B861252
depends:        kvm
vermagic:       2.6.18-164.2.1.el5 SMP mod_unload gcc-4.1
parm:           rmap_hash_size:Hash table size for the reverse mapping (int)

 rpm -q kvm

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