Are there plans to release native 64 bit binaries of GRASS 7 for Windows? Aren
On Sun, Mar 6, 2011 at 7:26 AM, Hamish <[email protected]> wrote: > Glynn wrote: > > There's very little support for parallelism in GRASS. The > > GPDE library supports it via OpenMP, and the 7.0 version of > > r.mapcalc supports it via POSIX threads. > > ... and r.sun will have Seth's support for OpenCL as soon as I > get around to merging it. (* AFAIU you can tell OpenCL to work > on multi core instead of GPU if you want) > > as GRASS is made up of many modules, containing many algorithms, > and different multi-processor approaches are better for different > algorithms/load profiles, it's not to surprising that there'll be > a number of multi-proc approaches in the early days. > > also note that much of GRASS is really I/O bound not CPU bound, > so you'll often get the most improvement by getting a fast RAID > array. > > In the case of v.in.ogr being really slow, I think that's more a > matter of a rather inefficient implementation instead of the need > for raw CPU power. And IIRC the v.in.ogr situation is already a > bit improved in GRASS 7-dev? Multi-core would certainly help, but > in the long run it's better to solve the cause of the slowness > rather than just throw more hardware at it. > > > Hamish > > > > > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user >
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