Quota on NFS

Kihara Muriithi william.muriithi-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org
Mon Jan 30 02:40:11 UTC 2006


Hi,
 Thanks Paul for correcting me on this. I did take the root mapping
concept too far.

William

On 26/01/06, Paul Mora <paulmora-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:
> On 1/24/06, Kihara Muriithi <william.muriithi-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:
> > Hi all,
> > Just wondering, when a NFS client try to access a shared NFS file
> > system, the server see it either as a user "nobody" or "root"
> > depending on the configuration - options inserted on fstab. Now, to
> > enforce quotas, you need a better user name, nobody and root isn't
> > going to cut it as its too general. How does the rquota get this
> > information?
>
> Not true.  NFS works entirely on UID/GID from client to server.  The only
> account that gets mapped to user "nobody" on the server is root on the
> client.  Every other UID/GID on the client gets mapped to the same UID/GID
> on the server .
>
> This is also why users and UIDs (and groups and GIDs) need to be
> synchronized for NFS to work.  If they are out of sync; then you get all
> sorts of permission problems.
>
> pm
>
> --
> Paul Mora
> email: paulmora-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org
>
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