[Beowulf] Serial programs in OpenPBS/MPI

Mike Davis jmdavis at mail2.vcu.edu
Thu Jul 29 14:49:39 PDT 2004

On your master node in your nodes (/usr/spool/PBS/server_priv) file add 
after each node name-     np=2

Then you can modify your config files to provide some ballancing on each 
node. Add somethinh like the following to mom_priv/config on each node.

$ideal_load 2.0
$max_load   3.0

Suvendra Nath Dutta wrote:

> We have a cluster with dual processor machines. When a serial job is 
> submitted through OpenPBS, it occupies a whole node even though the 
> second processor is free.
> Short of making the user change their programs to do parallel 
> processing, is there no other solution where OpenPBS can be told a 
> node is (half) available if a job takes only a single processor?
> Suvendra.
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