[Tilesathome] Use of ramdisk for temporary directories?

Dirk-Lüder Kreie osm-list at deelkar.net
Tue Jul 3 23:11:55 BST 2007


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Matthew Newton schrieb:
> On Tue, Jul 03, 2007 at 11:43:45PM +0200, Dirk-L?der Kreie wrote:
>> I'd say we try it.
> 
> Yes, bearing in mind, of course, that filling up /dev/shm can be a Bad Thing
> if you still want memory to run any processes...
> 
> /etc/default/tmpfs has the setting for the largest size shmfs can use -
> it's worth making sure that this is smaller than the amount of swap on
> the box (and/or increase swap). shmfs will swap out if needed.
> 
> IIRC the default size for shmfs is something like half your physical
> memory. That doesn't count for much if the box is already swapping.


As I already mentioned, it's around 2 MB per Zip, which should be
processed sequentially. even if we process several in parallel (I read
chunks of 24 somewhere) that would be less than 50 MB still. Although I
would want to avoid using that kind of RAM (above 10 MB) on dev
unnecessarily.

- --

Dirk-Lüder "Deelkar" Kreie
Bremen - 53.0952°N 8.8652°E

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