GRASS4.1/Solaris2.2 performance
Olga Waupotitsch
olga at zorro.cecer.army.mil
Thu Sep 2 14:09:30 EDT 1993
In info.grass.user you write:
>Jean Boiven,
>Now that you have got GRASS4.1 running on Solaris 2.2, I would appreciate
>an appraisal of how it performs, compared to your previous version of GRASS
>on another OS.
>For those of you deciding whether to go with Solaris 2.2 in the near
>future, here's news of another dud in the GRASS4.1/Solaris 2.2 story:
>r.poly does not work, it bombs out with a "BUS error" message.
>It is NOT a memory problem, it doesn't work on any size raster image.
>As I have yet to run any software on the SPARClassic designed specifically
>for Solaris 2.2, it would be premature to announce the machine and the
>operating system failures, but GRASS4.1 is a pig on Solaris 2.2.
>Let's see: mapgen4---- NO
> v.digit---- NO
> v.digit2--- almost useless
> r.poly ---- NO
> r.watershed -- NO
> XDRIVER -- compiles incorrectly
> built-in database capabilities -- none
>Relative speed compared to GRASS4.0 on an 386i with SunOS 4.0.2:
> --same or slower
>Relative speed compared to GRASS4.x on an IPX with Solaris 1.x:
> --MUCH slower
>Oh well, it's free!
>^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^
> Ronald Thomas ^ ront at meeker.cfnr.colostate.edu
> Natural Resources Spec. (GIS) ^
> Resources Management Division ^ Phone: 303-586-3565 x285
> Rocky Mountain National Park ^ 700-323-7285 (FTS)
> Estes Park, CO 80517 ^ FAX: 303-586-4702
>^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^
We are working on GRASS4.1 for Solaris
One thing I can tell you right now is that
to compile XDRIVER substitute
setpgrp(0, getpid());
by
setsid()
Please tell me if it worked.
what about v.digit, r.poly and r.watershed?
do they compile and run incorrectly?
Olga
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