re: Quota on tmpfs

[matthew green <mrg%eterna.com.au@localhost>]

one data point:

> How large a number?  I have very little basis for more than wild
> guessing here; I rarely use sparse files, and even more rarely use
> files sparse enough to make a significant difference from a quota point
> of view.
> 
> Furthermore, those few uses are generally administrative, the kind of
> thing that either is on a non-quota filesystem or is owned by a user
> who can be exempted from quotas without harm (eg, root).
> 
> Do you have experience or studies indicating that this is another
> respect in which I am an outlier?

i use extremely large sparse files (TB's of "size") that are rarely
more than a couple of GB of actual data pretty often.


.mrg.