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SubjectRe: ramdisk/tmpfs/ramfs/memfs ?
On Thu, Apr 26, 2001 at 08:48:26PM +0200, Bjorn Wesen wrote:
> On Thu, 26 Apr 2001, Padraig Brady wrote:
> > 3. If I've no backing store (harddisk?) is there any advantage
> > of using tmpfs instead of ramfs? Also does tmpfs need a
> > backing store?
> I don't know what tmpfs does actually, but if it is like you suggest (a
> ramfs that can be swapped out ?) then you don't need it obviously (since
> you don't have any swap).
> ramfs simply inserts any files written into the kernels cache and tells it
> not to forget it. it can't get much more simple than that.
> > 5. Can you set size limits on ramfs/tmpfs/memfs?
> i don't think you can set a limit in the current ramfs implementation but
> it would not be particularly difficult to make it work I think

tmpfs is basically ramfs with limits.


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