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Re: [Qemu-devel] oprofile on qemu
From: |
Xin Tong |
Subject: |
Re: [Qemu-devel] oprofile on qemu |
Date: |
Wed, 23 Nov 2011 11:19:00 -0500 |
I oprofiled QEMU with some workloads, i.e. SPECjbb on Ubuntu Linux, i
see QEMU spent about 60 - 70% of the time in the code cache ( code
cache size is 256MB ). but I want to know which TB takes the most
amount of time.
Thanks
Xin
On Wed, Nov 23, 2011 at 3:10 AM, 陳韋任 <address@hidden> wrote:
> On Tue, Nov 22, 2011 at 08:23:32AM -0500, Xin Tong wrote:
>> Is there a way to profile QEMU's code cache ?
>
> What do you try to profile? The execution time in the code
> cache?
>
> P.S. The subject is a little misleading. Oprofile is a tool.
> Do you specify you want use Oprofile only?
>
> 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
> Homepage: http://people.cs.nctu.edu.tw/~chenwj
>