[GRASSLIST:7818] Re: r.cost execution time

Glynn Clements glynn at gclements.plus.com
Mon Aug 8 12:23:29 EDT 2005

Ellen De Beuckeleer wrote:

> the problem is not solved. My r.cost is still running :(.
> Any suggestions?

r.cost performs extremely badly on large maps where only a fraction is
held in memory. Reducing the region resolution or increasing the
percent_memory= option will get around this.

If the region is actually 640x480, you should have no trouble with

Glynn Clements <glynn at gclements.plus.com>

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