[Tilesathome] Forking

Jocelyn Jaubert jocelyn.jaubert at gmail.com
Mon Dec 3 19:02:35 GMT 2007


Hi,

Le 29 novembre 2007, Gert Gremmen a écrit :
> I was looking into the "forking 'possibility
> of t at H current version.
> Can anyone elaborate a bit on
> the scenario's that would benefit from
> enabling forking ??

The main objective of forking is to be able to use dual and quad-core
efficiently. It makes it possible to generate tiles faster than before.

For the moment, forking is done like this:
 * one process do the (slow) uploading while another process a new tile
 * N process renders the tile at the same time
    - during svg rendering, where each process generates different zoom
levels.
    - durent png rendering, where each process handles a different part
of the tile.


I hope that it answers your questions.

Jocelyn




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