[Mauiusers] class to node mapping

Bas van der Vlies basv at sara.nl
Wed Mar 25 07:24:09 MDT 2009


Vittoria Rezzonico wrote:
> Hi all,
> 
> I am using maui 3.2.6p21-1 with torque 2.3.6 and I use a lot the class 
> to node mapping -- I have 15 queues with each a different host access list.
> 
> Lately I added a 16th queue and in maui.log it wouldn't show up as 
> having class to node mapping enabled (and needless to say, class to node 
> mapping did not work when submitting to that queue). I then deleted one 
> of the previous queues and that "fixed" the problem of it not having 
> mapping enabled.
> 
> I will need to add more queues soon, so the problem has just been postponed.
> 
> Now I wonder, if there is a limit on the numper of queues capable of 
> having class to node mapping enabled or if I did something wrong...
> 
>
Vicky,

 You have to recompile maui and adjust how many queues you can allocate,
default is 16.

{{{
--- include/msched-common.h     2008-10-20 17:58:30.000000000 +0200
+++ include/msched-common.h.new 2009-03-05 16:23:17.323213336 +0100
@@ -475,8 +475,8 @@
   unsigned long InitialWorkload;
   } mrclass_t;

-#define MAX_MCLASS  16
-#define MMAX_CLASS  16
+#define MAX_MCLASS  64
+#define MMAX_CLASS  64

 #define MAX_MGRES    4
}}}


-- 
********************************************************************
*  Bas van der Vlies                    e-mail: basv at sara.nl       *
*  SARA - Academic Computing Services   Amsterdam, The Netherlands *
********************************************************************


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