Re: Benchmarking STL - is my code optimal?

From:
"James Kanze" <james.kanze@gmail.com>
Newsgroups:
comp.lang.c++.moderated
Date:
14 Dec 2006 17:47:40 -0500
Message-ID:
<1166110921.830692.116380@j72g2000cwa.googlegroups.com>
David Abrahams wrote:

"Mirek Fidler" <cxl@ntllib.org> writes:

Maxim Yegorushkin wrote:

The results are intresting.

The test does i/o, string manipulation, container lookup and insert all
at the same time. I wonder if it is i/o bound or cpu bound?


That is on purpose. I wanted real-world example.


One man's real-world example is another's unimportant case. Lots of
people don't care very much how long their I/O takes as long as their
core computation is fast.


Or vice versa. Most of the applications I work on are IO bound,
and I think that that's pretty typical for commercial or
industrial software.

And of course, in most client software (client in the sense
client-server), what counts is the perceived speed. You can be
as slow as you want, as long as you do it when the user isn't
looking:-). (Adding a progress bar requires both additional IO
and additional CPU, but whatever you're doing is perceived as
going faster when the user sees some sort of visual progress.)

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