From: Xavier Leroy <Xavier.Leroy@inria.fr>
To: William Chesters <williamc@dai.ed.ac.uk>, caml-list@inria.fr
Subject: Re: threads & OCamlTK
Date: Tue, 23 Mar 1999 17:08:33 +0100 [thread overview]
Message-ID: <19990323170833.09460@pauillac.inria.fr> (raw)
In-Reply-To: <199903222004.UAA06832@toy.william.bogus>; from William Chesters on Mon, Mar 22, 1999 at 08:04:33PM +0000
> Trevor Jim writes:
> > I've been using camltk with threads for a while. I find it is faster
> > to run Tk as its own process -- the thread scheduler doesn't seem to
> > do a good job with Tk involved.
> Yes, I have found the same (Linux w/pthreads). CPU usage varies
> between 20% at best and near zero at worst, depending on what else is
> going on (that's why I originally thought Tk blocked threads
> completely!).
Several users reported big slowdowns in CamlTk programs using native
threads. I have no idea on what is causing this (Tcl/Tk itself, the
native threads interface, LinuxThreads, etc), but if anyone has a
small program that reproduces the problem, I'll look at it.
- Xavier Leroy
next prev parent reply other threads:[~1999-03-24 14:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-03-15 15:05 Don Syme
1999-03-16 17:18 ` Francois Rouaix
1999-03-16 17:42 ` Jun P. Furuse
1999-03-22 18:39 ` Trevor Jim
1999-03-22 20:04 ` William Chesters
1999-03-23 16:08 ` Xavier Leroy [this message]
1999-03-23 15:07 ` Jerome Vouillon
1999-03-24 17:27 ` William Chesters
1999-03-16 17:32 William Chesters
1999-03-17 15:02 Don Syme
1999-03-17 15:57 ` William Chesters
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