[16822] in Athena Bugs

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Re: sun4 8.2.19: groups

daemon@ATHENA.MIT.EDU (Greg Hudson)
Fri Apr 23 15:28:24 1999

Message-Id: <199904231928.PAA01403@nephthys.grey17.org>
To: Karen Walrath N1XUL <karen@MIT.EDU>
cc: bugs@MIT.EDU, jf@MIT.EDU
In-reply-to: Your message of "Fri, 23 Apr 1999 14:50:25 EDT."
             <199904231850.OAA01788@pelli> 
Date: Fri, 23 Apr 1999 15:28:08 EDT
From: Greg Hudson <ghudson@MIT.EDU>

Unfortunately, most operating systems limit the number of groups you
can be in to 16, and AFS takes two of them.  Not much we can do about
that.  Which groups you get placed in depends mainly on the order of
your Hesiod group list (try "hesinfo karen grplist").

In the past we've thought of a couple of different ways of letting
users prioritize their moira groups; we'll take this as motivation to
pick one and implement it.

In the mean time, some (not terribly good) workarounds:

	* Look at your group list.  If any of the lists in it are
	  under your control and clearly don't need to be groups (they
	  don't control access to anything in AFS or NFS), make them
	  not groups.

	* On private workstations you control, you can add yourself
	  to the important groups in /etc/group.local (and /etc/group
	  for effect on the next login).  Make sure not to wind up in
	  more than 14 groups (or 13 if one of them isn't group mit),
	  or you'll get errors setting the group list.

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