Differences

This shows you the differences between two versions of the page.

--- howto:ultrafluidx [2022/03/29 16:17]
ccrosby [Example PBS scripts]
+++ howto:ultrafluidx [2022/03/29 16:23] (current)
ccrosby [Example PBS scripts]
@@ Line 34: / Line 34: @@
 ^ Number of GPUs ^ ncpus ^ mpiprocs ^ ngpus ^ queue ^ Command line  ^
-| 1 | 2 | 2 | 1 | gpu_1 | ufx -np 1 -inpFile .... |
+|  1  |  2  |  2  |  1  | gpu_1 | ufx -np 2 -inpFile .... |
-| 2 | 3 | 3 | 2 | gpu_2 | ufx -np 2 -inpFile .... |
+|  2  |  3  |  3  |  2  | gpu_2 | ufx -np 3 -inpFile .... |
-| 3 | 4 | 4 | 3 | gpu_3 | ufx -np 3 -inpFile .... |
+|  3  |  4  |  4  |  3  | gpu_3 | ufx -np 4 -inpFile .... |
-| 4 | 5 | 5 | 4 | gpu_4 | ufx -np 4 -inpFile .... |
+|  4  |  5  |  5  |  4  | gpu_4 | ufx -np 5 -inpFile .... |
@@ Line 77: / Line 77: @@
 <code> qsub -l select=1:ncpus=5:mpiprocs=5:ngpus=4 -q gpu_4 -P MECH1234 -l walltime=4:00:00 </code>
-It gets more difficult if only two NVlinked GPUs are required.  It is then necessary to nominate a particular NVlink-equipped compute node:
+It gets more difficult if only two or three NVlinked GPUs are required.  It is then necessary to nominate a particular NVlink-equipped compute node:
 <code> qsub -l select=1:ncpus=3:mpiprocs=3:ngpus=2:host=gpu4001 -q gpu_4 -P MECH1234 -l walltime=4:00:00 </code>

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