On Sat, Dec 29, 2018 at 07:27:48PM +0000, Ipsen S Ripsbusker wrote: > Aside from compatibility, what is the purpose of primary groups, > compared to secondary groups? > > Said otherwise, why do we have both primary and secondary groups > rather than only secondary groups? > > Yet another phrasing: Why do I need to set a primary group? >
Mainly for accounting purposes.
man 2 intro
tells you about it.
-Otto
