From: Avi Kivity <avi@redhat.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Izik Eidus <ieidus@redhat.com>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org, linux-mm@kvack.org, aarcange@redhat.com,
chrisw@redhat.com, mtosatti@redhat.com, hugh@veritas.com,
kamezawa.hiroyu@jp.fujitsu.com
Subject: Re: [PATCH 0/4] ksm - dynamic page sharing driver for linux v2
Date: Mon, 06 Apr 2009 10:33:05 +0300 [thread overview]
Message-ID: <49D9B031.2090209@redhat.com> (raw)
In-Reply-To: <200904061704.50052.nickpiggin@yahoo.com.au>
Nick Piggin wrote:
> On Sunday 05 April 2009 01:35:18 Izik Eidus wrote:
>
>
>> This driver is very useful for KVM as in cases of runing multiple guests
>> operation system of the same type.
>> (For desktop work loads we have achived more than x2 memory overcommit
>> (more like x3))
>>
>
> Interesting that it is a desirable workload to have multiple guests each
> running MS office.
>
> I wonder, can windows enter a paravirtualised guest mode for KVM?
Windows has some support for paravirtualization, for example it can use
hypercalls instead of tlb flush IPIs.
> And can
> you detect page allocation/freeing events?
>
Not that I know of.
--
error compiling committee.c: too many arguments to function
WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi@redhat.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Izik Eidus <ieidus@redhat.com>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org, linux-mm@kvack.org, aarcange@redhat.com,
chrisw@redhat.com, mtosatti@redhat.com, hugh@veritas.com,
kamezawa.hiroyu@jp.fujitsu.com
Subject: Re: [PATCH 0/4] ksm - dynamic page sharing driver for linux v2
Date: Mon, 06 Apr 2009 10:33:05 +0300 [thread overview]
Message-ID: <49D9B031.2090209@redhat.com> (raw)
In-Reply-To: <200904061704.50052.nickpiggin@yahoo.com.au>
Nick Piggin wrote:
> On Sunday 05 April 2009 01:35:18 Izik Eidus wrote:
>
>
>> This driver is very useful for KVM as in cases of runing multiple guests
>> operation system of the same type.
>> (For desktop work loads we have achived more than x2 memory overcommit
>> (more like x3))
>>
>
> Interesting that it is a desirable workload to have multiple guests each
> running MS office.
>
> I wonder, can windows enter a paravirtualised guest mode for KVM?
Windows has some support for paravirtualization, for example it can use
hypercalls instead of tlb flush IPIs.
> And can
> you detect page allocation/freeing events?
>
Not that I know of.
--
error compiling committee.c: too many arguments to function
--
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next prev parent reply other threads:[~2009-04-06 7:36 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-04 14:35 [PATCH 0/4] ksm - dynamic page sharing driver for linux v2 Izik Eidus
2009-04-04 14:35 ` Izik Eidus
2009-04-04 14:35 ` [PATCH 1/4] MMU_NOTIFIERS: add set_pte_at_notify() Izik Eidus
2009-04-04 14:35 ` Izik Eidus
2009-04-04 14:35 ` [PATCH 2/4] add page_wrprotect(): write protecting page Izik Eidus
2009-04-04 14:35 ` Izik Eidus
2009-04-04 14:35 ` [PATCH 3/4] add replace_page(): change the page pte is pointing to Izik Eidus
2009-04-04 14:35 ` Izik Eidus
2009-04-04 14:35 ` [PATCH 4/4] add ksm kernel shared memory driver Izik Eidus
2009-04-04 14:35 ` Izik Eidus
2009-04-06 9:13 ` Andrey Panin
2009-04-06 9:13 ` Andrey Panin
2009-04-06 10:58 ` Izik Eidus
2009-04-06 10:58 ` Izik Eidus
2009-04-06 10:58 ` Izik Eidus
2009-04-06 7:04 ` [PATCH 0/4] ksm - dynamic page sharing driver for linux v2 Nick Piggin
2009-04-06 7:04 ` Nick Piggin
2009-04-06 7:33 ` Avi Kivity [this message]
2009-04-06 7:33 ` Avi Kivity
2009-04-06 11:19 ` Izik Eidus
2009-04-06 11:19 ` Izik Eidus
2009-04-06 13:42 ` Andrea Arcangeli
2009-04-06 13:42 ` Andrea Arcangeli
2009-04-06 11:15 ` Nikola Ciprich
2009-04-06 11:31 ` Izik Eidus
2009-04-07 13:57 ` Andrea Arcangeli
2009-04-07 13:57 ` Andrea Arcangeli
-- strict thread matches above, loose matches on Subject: below --
2008-11-17 2:20 Izik Eidus
2008-11-17 2:20 ` Izik Eidus
2008-11-20 7:44 ` Ryota OZAKI
2008-11-20 9:03 ` Izik Eidus
2008-11-20 9:03 ` Izik Eidus
2008-11-20 9:13 ` Izik Eidus
2008-11-20 9:13 ` Izik Eidus
2008-11-20 9:44 ` Ryota OZAKI
2008-11-20 9:44 ` Ryota OZAKI
2008-11-28 12:57 ` Dmitri Monakhov
2008-11-28 12:57 ` Dmitri Monakhov
2008-11-28 13:51 ` Alan Cox
2008-11-28 13:51 ` Alan Cox
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