Date: Tue, 6 Jul 2004 12:05:08 -0400 (EDT) From: Andrew Gallatin <gallatin@cs.duke.edu> To: Julian Elischer <julian@elischer.org> Cc: freebsd-threads@freebsd.org Subject: Re: pthread switch (was Odd KSE panic) Message-ID: <16618.52660.343754.933037@grasshopper.cs.duke.edu> In-Reply-To: <Pine.BSF.4.21.0407051539010.66234-100000@InterJet.elischer.org> References: <Pine.GSO.4.10.10407051758070.3217-100000@pcnet5.pcnet.com> <Pine.BSF.4.21.0407051539010.66234-100000@InterJet.elischer.org>
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FWIW, inserting a pthread_yield() just before the ioctl call in the worker thread speeds things up quite a bit (100us -> 73us) in combination with kern.threads.virtual_cpu=1. Drew
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