On Sat, Apr 16, 2011 at 12:23:03AM +0300, Marko Mäkelä wrote:
>I think that 2.5 minutes for these simple layers is too much. Because
>the processing time per layer did not vary much, no matter how much data
>was generated (13312 bytes .img of ferry routes, 986624 bytes of bus
>routes), I would guess that parsing is dominating the execution time,
>and the processing time would reduce from N*2.5 minutes to about 2.5
>minutes if we implemented a 'multiple output tiles from one input tile'
>feature.
With --ignore-builtin-relations, the time reduces to N*2 minutes, give
or take a couple of seconds per layer. I will next try how I could
generate multiple type=route relation tiles at once (split by route=*),
using a single parsing stage.
Marko
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