> 'g.region vect=lidaratm2' used 73mb RAM while it ran. (steady) Use Vect_open_old_head instead of Vect_open_old in main.c. > d.vect used 204mb RAM to draw (steady) > (probably the next bottleneck at 8-10 million points) Try to delete 'topo'. Add -b flag to avoid building topology to v.in.ascii (in.c line 409). Radim