Re: Running several instances of an fs server...

[Thomas Bushnell, BSG]

Fredrik Liljegren <fredrik@liljegren.org> writes:

> Yes, I agree that that's the best solution.  I just wanted to point
> out that a scenario could come to exist when two users (or the same,
> senile, user) unknowingly mounts the same device; there should at
> least be something prohibiting it, rather than making the whole
> filesystem broken or even hanging the translators.

In general, Unix (and each of its descendants) does not try and
protect users against such simultaneous use, in user-mode programs.

But it's not unreasonable to use advisory file locking for this
purpose.