[GRASS-SVN] r49655 - grass/trunk/lib/init

[svn_grass at osgeo.org]

Author: hamish
Date: 2011-12-11 18:09:53 -0800 (Sun, 11 Dec 2011)
New Revision: 49655

Modified:
   grass/trunk/lib/init/variables.html
Log:
document OMP_NUM_THREADS enviro variable

Modified: grass/trunk/lib/init/variables.html
===================================================================
--- grass/trunk/lib/init/variables.html	2011-12-12 02:02:08 UTC (rev 49654)
+++ grass/trunk/lib/init/variables.html	2011-12-12 02:09:53 UTC (rev 49655)
@@ -267,6 +267,12 @@
   <dt>GRASS_NO_GLX_PIXMAPS</dt>
   <dd>[nviz]<br>
     Set to any value to disable the use of GLX Pixmaps.</dd>
+
+  <dt>OMP_NUM_THREADS</dt>
+  <dd>[OpenMP]<br>
+    If OpenMP support is enabled this limits the number of threads.
+    The default is set to the number of CPUs on the system.
+    Setting to '1' effectively disables parallel processing.</dd>
 </dl>
 
 <a name="rendering"></a>