Re: [Qemu-devel] How to measure guest memory access (qemu_ld/qemu_st) time?

[Wei-Ren Chen]

  CC'ed to the mailing list.

-- 
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
Homepage: http://people.cs.nctu.edu.tw/~chenwj
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> Re: [Qemu-devel] How to measure guest memory access (qemu_ld/qemu_st) time?
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> Date: 
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> Tue, 19 Jun 2012 12:01:08 +0300
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> On 06/19/2012 11:49 AM, 陳韋任 (Wei-Ren Chen) wrote:
> >   Mind me CC this to ML? :)
> sure I will read the threads to understand more.
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> Orit
> > 
> >> Well it was a while back (2008-9) ,the company was acquired by IBM a year 
> >> later :
> >> http://www.linux-kvm.org/wiki/images/9/98/KvmForum2008%24kdf2008_2.pdf
> >> I think stefan Hanjoczi worked there ...
> >> The company used the technology for cross platform guest support but claim 
> >> to get speedup too
> >> (for ppc) don't think the speedup was related to mmu but more to the 
> >> instruction stream.
> >> I hope this is helpful.
> > 
> >   Thanks.
> >  
> >> Do you have performance result for the cost of the address translation ?
> >> If I understand you are concentrating on ARM ?
> > 
> >   The whole discussion thread is on [1], and you can get some feel about
> > the cost of address translation here [2]. Yes, ARM is our target right now,
> > but I think we are not limit to it. 
> > 
> > Regards,
> > chenwj
> > 
> > [1] http://www.mail-archive.com/address@hidden/msg116159.html
> > [2] http://www.mail-archive.com/address@hidden/msg116404.html
> > 
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