Re: Purpose of primary and secondary user groups

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