Date: Sat, 05 Mar 2005 21:55:31 -0800 From: Julian Elischer <julian@elischer.org> To: Jeremie Le Hen <jeremie@le-hen.org> Cc: David Schultz <das@FreeBSD.org> Subject: Re: cvs commit: src/sys/kern kern_sig.c Message-ID: <422A9B53.8080504@elischer.org> In-Reply-To: <20050305154248.GF15329@obiwan.tataz.chchile.org> References: <200503021343.j22DhpQ3075008@repoman.freebsd.org> <200503020915.28512.jhb@FreeBSD.org> <4226446B.7020406@freebsd.org> <61ac46c154aa515a692308440dd1141d@FreeBSD.org> <422710DD.1070203@freebsd.org> <422719E0.10703@samsco.org> <42279B6D.1000005@freebsd.org> <20050304182629.GA39457@VARK.MIT.EDU> <4228AB27.3020204@samsco.org> <4228B504.7000302@elischer.org> <20050305154248.GF15329@obiwan.tataz.chchile.org>
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Jeremie Le Hen wrote: >>for a start I'd like to add a sysctl to turn off swapping out kernel >>stacks.. >>then if someone had a reproducible or atleast 'common" problem, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ >>we could suggest turning it off to see >>if it fixes the problem.. that would be a big smoking gun.. > > > If I understand correctly, the problem with swapping is that it's > highly non-deterministic. Therefore having kthread swapping disabled > would not tell us whether the bug is really avoided or if we are just > fortunate enough to not trigger it. > > Regards,
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