aes performance

[phobos at rootme.org]

On Wed, Feb 25, 2009 at 08:20:48PM -0500, phobos at rootme.org wrote 0.4K bytes in 9 lines about:
: One fine way to find out is to run oprofile and see what tor is doing.
: you'll even find out the most popular calls as it's cranking away.

I took my own advice and ran 'valgrind --tool=callgrind' on my tor server.
The resulting callgrind file can be found at
http://interloper.org/tmp/tor/callgrind.out.23678.gz.  One could use
kcachegrind or other profiling programs to create pretty graphs or
otherwise analyze the output.

For example of a pretty graph, this is the callgraph of tor starting,
http://interloper.org/tmp/tor/2009-02-27-tor-callgrind-0.png

-- 
Andrew