I've probed the profiling of p7zip-4.44  (c++, lzma,
linux-2.6.20.5.tar as data).

There is an absolute lack of profile timing information because of
a lot of 0.00 and little bit of 0.01. There is not entry of >0.01 seconds.

Its output really confuses me and your.

The name 'seconds' must be replaced by 'us' (microseconds) or 'ms'
(milliseconds).
So, then, they won't have many 0.00 us instead of 0.00 s.

Because of this timing inacurracy, i can't write a comparison of the
application's fine-grained results and afterly apply the speedup formula
from the Amdahl Law.

Can it use the privileged i586's RDTSC to count the time in CPU cycles?

Thanks

J.C. Pizarro

Attachment: probing_p7zip-4.44_20070407.tar.bz2
Description: BZip2 compressed data

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