Date: Thu, 4 Apr 2002 08:49:35 +0200 (SAST) From: Zwane Mwaikambo <zwane@linux.realnet.co.sz> To: John Regehr <regehr@cs.utah.edu> Cc: Julian Elischer <julian@elischer.org>, Mike Silbersack <silby@silby.com>, <freebsd-hackers@FreeBSD.ORG> Subject: Re: Linuxthreads on Linux vs FreeBSD performance question Message-ID: <Pine.LNX.4.44.0204040847430.10620-100000@netfinity.realnet.co.sz> In-Reply-To: <Pine.LNX.4.21.0204032331160.24874-100000@famine.cs.utah.edu>
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On Wed, 3 Apr 2002, John Regehr wrote: > > > Have you tried benchmarking process to process context switch times to see > > > if the results are similar? > > No, that's a good idea. My infrastructure isn't set up to support > processes, though, so it'll take a little time. I'd be surprised if there was a difference in context switch times... > > Also: > > You should run both linuxthreads binaries compile on linux (using > > emulation) and compiled on FreeBSD. it would be interesting to see > > if there is a difference.. > > There does not appear to be a statistically significant difference > between a native binary and an emulated Linux binary. Wouldn't the only place you'd notice slight overhead be syscalls? Zwane -- http://function.linuxpower.ca To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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