[CentOS] why would ls, while or ci use NIS?

Wed Jun 21 20:58:55 UTC 2017
Dave Burns <tburns at hawaii.edu>

Thanks, that makes sense.

On Wed, Jun 21, 2017 at 10:27 AM, Gordon Messmer <gordon.messmer at gmail.com>

> If you have NIS configured, it'll be used by anything that needs to map a
> uid or gid number to a name, or anything that needs a list of groups for
> users, among other things.
> That means (IIRC) that having a crontab implies a NIS lookup, because
> creating a new session for your user needs to fetch supplementary groups
> from NIS (even for root).
> 'ls -l' might also do lookups to resolve the uid/gid of your local files.
> "local files" does not imply that there is no need for YP.
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