Date: Tue, 20 Jul 1999 10:02:43 +0100 From: Dominic Mitchell <Dom.Mitchell@palmerharvey.co.uk> To: Jason Thorpe <thorpej@nas.nasa.gov> Cc: Dominic Mitchell <Dom.Mitchell@palmerharvey.co.uk>, "David E. Cross" <crossd@cs.rpi.edu>, Oscar Bonilla <obonilla@fisicc-ufm.edu>, freebsd-hackers@FreeBSD.ORG Subject: Re: PAM & LDAP in FreeBSD, and userfs too. Message-ID: <19990720100243.B53519@palmerharvey.co.uk> In-Reply-To: <199907191955.MAA13308@lestat.nas.nasa.gov>; from Jason Thorpe on Mon, Jul 19, 1999 at 12:55:19PM -0700 References: <199907191955.MAA13308@lestat.nas.nasa.gov>
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On Mon, Jul 19, 1999 at 12:55:19PM -0700, Jason Thorpe wrote: > On Mon, 19 Jul 1999 20:44:18 +0100 > Dominic Mitchell <Dom.Mitchell@palmerharvey.co.uk> wrote: > > > Lovely. Sounds like a much better way to do the Solaris/Linux (and > > NetBSD?) /etc/nsswitch.conf stuff. On Solaris at least, this is > > implemented using masses of weird shared objects... > > The plan for NetBSD is that things will also be handled with dynamic > modules, but those dynamic modules will be glued into a `nscd'[*] (if you > use Solaris, you're familiar with the name :-). > > [*] We are planning on not having all of the problems that the Solaris > nscd has, and that people often complain about. > > This will allow libc to simply make a call to nscd (or fallback onto > traditional `files' lookup), and nscd will handle all but the `files' > case. This allows system-wide caching, and puts all of the complexity > in one place. How will you get around one of the major bugbears of the Solaris implementation, that is nscd serialises access to these databases? I understand that the caching will allow you to return most responses quickly, but on a busy system (web cache doing dns requests?) it might well bog down... -- Dom Mitchell -- Palmer & Harvey McLane -- Unix Systems Administrator In Mountain View did Larry Wall Sedately launch a quiet plea: That DOS, the ancient system, shall On boxes pleasureless to all Run Perl though lack they C. -- ********************************************************************** This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the system manager. This footnote also confirms that this email message has been swept by MIMEsweeper for the presence of computer viruses. ********************************************************************** To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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