Re: problem compiling KDar with libdar CVS

Denis Corbin <[email protected]> Sun, 07 Nov 2004 19:40:14 +0100
Newsgroups gmane.comp.sysutils.backup.dar.libdar
Message-ID <[email protected]>
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Johnathan Burchill wrote:
| On Sunday 07 November 2004 04:18, Denis Corbin wrote:
|
|[...]
|>Thanks for the compliment :-) However I must check that the execution
|>speed is not too lowered by the simple but much frequent check done to
|>detect thread cancelation requests.
|>
|
|
| Here's a data point for you.
|
| On my Athlon-XP 1800+, 512 MB RAM, I created two archives of the kdar cvs
| source directory, using bzip2 compression. The two archives were created
| with the same settings, the only difference being that one was made with
| libdar 2.5 and the other with libdar 3.0.0 (from KDar). Both operations
| took 32 seconds to complete.

I did some tests too in my side, and I arrive to the same conclusion:
the thread cancelation feature does not introduces significant speed
reduction (I even saw a fit faster execution sometimes by 1% or less,
which may be due to mesure errors margin). :-)

So we keep thread cancelation this way.

|


Cheers,
Denis.
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