Date: 04 Dec 2000 12:04:11 +0100 From: Dmitry Karasik <dk@plab.ku.dk> To: freebsd-questions@freebsd.org Subject: Re: NGROUPS_MAX in sys/syslimits.h Message-ID: <u7l5gxxas.fsf@plab.ku.dk> In-Reply-To: Mike Meyer's message of "Mon, 4 Dec 2000 02:56:16 -0600 (CST)" References: <14891.23600.60352.296277@guru.mired.org>
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Hi Mike! On 04 Dec 00 at 02:56, "Mike" (Mike Meyer) wrote: Mike> Dmitry Karasik <dk@plab.ku.dk> types: >> I recently found myself in "too many groups", as LIBC complains; I >> found that somehow that if I present in more than in 16 groups ( what >> is exactly that value of NGROUPS_MAX in sys/syslimits.h), I run into >> problems. Well, first thing that popped out was to recompile LIBC, and >> maybe I'll do that (later), but I'm just curious - how come that 16 is >> a limit? Didn't anyone before run into this "implementation flaw"? Or, >> maybe, there exists some better solution? Mike> Which begs the question - why do you need so many groups? There may Mike> be a better solution to the problem that's causing that than kernel Mike> groups. 21 is not many - but of course, it depends what are you conting :) But you might be right. My problem is that I want to secure users' homes by chmod 750, but as they often need my help with their files, I just want to be in every group they are in. Our current configuration is that every user possesses a group with same name. -- Sincerely, Dmitry --- www.karasik.eu.org --- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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