From: 陳韋任 <chenwj@iis.sinica.edu.tw>
To: Xin Tong <xerox.time.tech@gmail.com>
Cc: qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] KVM VMenter/exit cost
Date: Thu, 20 Oct 2011 15:55:08 +0800 [thread overview]
Message-ID: <20111020075508.GA50619@cs.nctu.edu.tw> (raw)
In-Reply-To: <CALKntY2zn7h7hvuEuk3hBsjyA0jnrzZ9rxXaKMm1TbP3ad_HNg@mail.gmail.com>
> Currently, when amd svm or intel vmx is used to run the guest os natively on
> the chip, a kernel enter and vmenter are needed, and when the guest os
> executes a trapping instruction, a vmexit and kernel exit is incurred. I
> would like to know the latest estimate of the cost of VMEnter/VMExit on the
> Intel or AMD x86 chip and kernel enter/exit on 2.6.x linux. Any paper or
> presentation on it would be great.
Try KVM mailing list instead?
http://www.linux-kvm.org/page/Lists,_IRC
Regards,
chenwj
--
Wei-Ren Chen (陳韋任)
Computer Systems Lab, Institute of Information Science,
Academia Sinica, Taiwan (R.O.C.)
Tel:886-2-2788-3799 #1667
next prev parent reply other threads:[~2011-10-20 7:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-19 23:07 [Qemu-devel] KVM VMenter/exit cost Xin Tong
2011-10-20 7:55 ` 陳韋任 [this message]
2012-07-05 8:51 ` chenwj
2012-07-06 19:35 ` Xin Tong
2012-07-07 12:49 ` 陳韋任 (Wei-Ren Chen)
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