Ridiculous idea: Cache as ramdisk?

[Sander Vesik]

Justin C. Sherrill <justin at xxxxxxxxxxxxxxxxxx> wrote:
> ibotty wrote:
> 
>> b) he wants a possibility to retain a specific file in the cache.
>> this can be generalized to the idea, that each file has different
>> buffer-cache priority.
> 
> Would softupdates' snapshot ability approximate this?  i.e. Put a snapshot
> into memory, and then only initial accesses would cause a disk read.  I'm
> relatively sure someone beat me to this thought.  

nope. More like a "write through" union mount of a MFS and real filesystem
with api for per-file policies.

-- 
	Sander

+++ Out of cheese error +++