Date: Tue, 18 May 1999 13:14:52 -0600 From: Wes Peters <wes@softweyr.com> To: Dan Nelson <dnelson@emsphone.com> Cc: Stefan Bethke <stefan.bethke@hanse.de>, Kris Kennaway <kkennawa@physics.adelaide.edu.au>, "Ueda, Kazukiyo" <kueda@jupiter.qse.tohoku.ac.jp>, hackers@FreeBSD.ORG Subject: Re: Seti project / stats reset, new version available Message-ID: <3741BC2C.BA0C1871@softweyr.com> References: <224739.3136033369@d225.promo.de> <37419AF0.93569574@softweyr.com> <19990518121747.A61302@dan.emsphone.com>
next in thread | previous in thread | raw e-mail | index | archive | help
Dan Nelson wrote:
>
> Problem is that idprio isn't safe. I used to idprio the rc5client, but
> within a day or do the machine would lock up. Rc5client would get a
> lock on the root of the filesystem at idprio, and if there was another
> process running at 100% CPU, rc5client would never get a chance to
> unlock, causing all the other processes on the system to hang.
>
> See PR kern/5641.
Hmmm. Can you say "inversion proof semaphore?" Bad news, huh?
--
"Where am I, and what am I doing in this handbasket?"
Wes Peters Softweyr LLC
http://www.softweyr.com/~softweyr wes@softweyr.com
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-hackers" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?3741BC2C.BA0C1871>