[mkgmap-dev] [PATCH v8] make maps in parallel

Mon May 18 10:34:34 BST 2009

Hi Martin,

> > Reworked top-level loop that waits for the parallel jobs to complete.
> > Appears to use a lot less CPU and could possibly influence the weird
> > problems some were reporting on Windows/Mac
> 
> And Linux (for me).

OK - I didn't realise that it was happening on Linux too (sorry if
this was pointed out earlier, I missed that).

> > - please retest with this version.
> 
> Seems fix it for me. No more missing tiles with my previously-tested 
> Benelux maps. For good measure, I also split and tested yesterdays 
> europe.osm.bz2 (geofabrik): no problem there either.
> 
> Of course, I can't be entirely sure that there aren't any corner-cases 
> left which still only fail with multiple threads. But for me, this works 
> just fine. Thanks!

That's good news.

How many cores were in use?

Cheers,

Mark