CPU-usage data

basile basile at opensource.dyc.edu
Thu Mar 19 21:12:01 UTC 2009


Dominik Sandjaja wrote:
> Hi,
>
> is there data available on how much of the CPU time is used by what part
> of Tor? I guess that most is used by crypto parts, but any reliable data
> would be appreciated. All given that the network is fast enough and the
> cpu is at 100% usage. Something like "90% of its (CPU) time Tor spends
> on crypto operations".
>
> Thanks in advance,
> Dominik
>
>   
I think you want oprofile: http://oprofile.sourceforge.net/news/

Look at the sample: http://oprofile.sourceforge.net/examples/
Scroll down to  "Symbol summary for a single application"

Back when I used to write heavy duty number crunching code I used a
program called tprof but I'm not sure its available in Linux.

-- 

Anthony G. Basile, Ph.D.
Chair of Information Technology
D'Youville College
Buffalo, NY 14201
USA

(716) 829-8197



-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 260 bytes
Desc: OpenPGP digital signature
URL: <http://lists.torproject.org/pipermail/tor-talk/attachments/20090319/dd0834c1/attachment.pgp>


More information about the tor-talk mailing list