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Date:      Wed, 10 Nov 2004 20:31:03 +0100
From:      "jesk" <jesk@killall.org>
To:        "Julian Elischer" <julian@elischer.org>
Cc:        Paul Armstrong <freebsdhackers@otoh.org>
Subject:   Re: Mysql - Linuxthreads : Still needed?
Message-ID:  <004301c4c75b$d123eb40$45fea8c0@turbofresse>
References:  <1099935987.4899.1730.camel@work.gusalmighty.com><200411081334.18009.jhb@FreeBSD.org><1099940205.4899.1733.camel@work.gusalmighty.com><20041108191351.370c2d5d.thib@mi.is><B4CC5D73A1357576BB486258@jesk.int.de.clara.net><Pine.OSX.4.61.0411091157420.587@oof.local><001701c4c69e$1e81c510$45fea8c0@turbofresse><20041109211358.GE78631@suricate.otoh.org><000901c4c6f2$db56a350$45fea8c0@turbofresse> <4191CE51.1030804@elischer.org><421DCC530ABF5A3AA0E89732@jesk.int.de.clara.net><31801D182841B7CFCFAC70A3@jesk.int.de.clara.net> <41923820.6060903@elischer.org>

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> now I'm completely confused..
> can you give a summary again:-)

ok here it is:
 -----------------
around 16000 queries per second
(pthreads without process scope threads, sched_4bsd and preemption)
around 7000   queries per second
(pthreads with process scope threads, sched_4bsd and preemption)
around 16000 queries per second
(linuxthreads, sched_4bsd and preemption)
fedora result:
11900 queries per second
----
same test (same parameters) but with a update query first and then a select
query on the same key i realized worse values for freebsd:
----
around 2500 queries per second
(pthreads without process scope threads, sched_4bsd and preemption)
around 2000 queries per second
(pthreads with process scope threads, sched_4bsd and preemption)
around 4000 queries per second
(linuxthreads, sched_4bsd and preemption)
fedora result:
3920.21 queries per secondī
-----------------

Because of the missing hardware i couldnt run the test again and so the
result above isnt 100% true. But the guesses should reflect the ratio of the
used engines in my test.



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