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[mkgmap-dev] [PATCH v1] make maps in parallel

From Mark Burton markb at ordern.com on Mon May 11 21:37:40 BST 2009

Hi Greg,

>   I used this patch on my 3core machine. I got about 75% improvement
>   (using 2/3 cores instead of 1/3 without patch). No problems so would
>   be great to integrate this into main branch (with switch to enable
>   it).
> This sounds cool, but I wonder if there are regression tests.  So far I
> have not been put out by the mkgmap running time, but if it did the
> wrong thing that would be more troublesome.

Well, this particular patch should not alter the order in which stuff
is output so one could easily check that the same map is produced when
using 1 thread or N threads.



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