From: Gordan Bobic <gordan@bobich.net>
To: KVM list <kvm@vger.kernel.org>
Subject: Re: KSM without VT / KSM for all memory
Date: Fri, 26 Mar 2010 23:47:09 +0000 [thread overview]
Message-ID: <4BAD477D.1060606@bobich.net> (raw)
In-Reply-To: <20100326224659.GJ1744@sequoia.sous-sol.org>
Chris Wright wrote:
>> 2) For all memory in a system, without patching all applications to
>> register with it
>
> No.
>
> Right now, an app must be modified to call madvise(MADV_MERGEABLE).
> Further, the core scanning loop that ksmd performs is based on per-process
> virtual memory regions rather than physical memory.
You mean only pages within the same process are de-duplicated?
Gordan
next prev parent reply other threads:[~2010-03-26 23:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-26 18:22 KSM without VT / KSM for all memory Gordan Bobic
2010-03-26 22:46 ` Chris Wright
2010-03-26 23:47 ` Gordan Bobic [this message]
2010-03-27 0:13 ` Chris Wright
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