[GRASS5] Re: [GRASSLIST:6680] v.in.ascii and large files

Hamish hamish_nospam at yahoo.com
Sat Apr 30 06:35:16 EDT 2005


> > OK, I tried the CVS version
> > (grass6.1.cvs-i686-pc-linux-gnu-23_04_2005), and importing the data
> > works up to around 3580000 points. At that point, memory usage is
> > very high, the mouse cursos is not responsive, and the system
> > freezes with significant disk activity (swapping). Eventually, the
> > process is killed by the kernel. I run this version on an AMD
> > Sempron processor with LInux kernel 2.6.10. The command line I
> > entered was v.in.ascii -zt input=<input> output=<output> x=1 y=2 z=3
> > 
> > A sample input line:
> > -2714620.000000|  1477320.000000|       13.290000
> > 
> > Note that I did not test the dbf driver (yet). i will do so shortly
> > and report back on that.
> 
> Taking away the t option (i.e., using the dbf driver) results in the
> process being killed after around 3.6M samples have been read in, so
> not much change here.


from memory this happens during the "Registering lines" phase.



Hamish

ps -
 my email address includes the _nospam bit, sorry for any confusion.




More information about the grass-dev mailing list