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ANSYS 37 February 2022 software, ansys, slurm This document describes how to load and use ANSYS in the Merlin6 cluster merlin6_sidebar /merlin6/ansys.html

This document describes generic information of how to load and run ANSYS software in the Merlin cluster

ANSYS software in Pmodules

The ANSYS software can be loaded through PModules.

The default ANSYS versions are loaded from the central PModules repository. However, there are some known problems that can pop up when using some specific ANSYS packages in advanced mode. Due to this, and also to improve the interactive experience of the user, ANSYS has been also installed in the Merlin high performance storage and we have made it available from Pmodules.

Loading Merlin6 ANSYS

For loading the Merlin6 ANSYS software, one needs to run Pmodules v1.1.4 or newer, and then use a specific repository (called overlay_merlin) which is only available from the Merlin cluster:

module load Pmodules/1.1.6
module use overlay_merlin

Once overlay_merlin is invoked, it will disable central ANSYS installations with the same version, which will be replaced by the local ones in Merlin. Releases from the central Pmodules repository which have not a local installation will remain visible. For each ANSYS release, one can identify where it is installed by searching ANSYS in PModules with the --verbose option. This will show the location of the different ANSYS releases as follows:

  • For ANSYS releases installed in the central repositories, the path starts with /opt/psi
  • For ANSYS releases installed in the Merlin6 repository (and/or overwritting the central ones), the path starts with /data/software/pmodules
[Example] Loading ANSYS from the Merlin6 PModules repository
(base) ❄ [caubet_m@merlin-l-001:/data/user/caubet_m]# module load Pmodules/1.1.6
module load: unstable module has been loaded -- Pmodules/1.1.6

(base) ❄ [caubet_m@merlin-l-001:/data/user/caubet_m]# module use merlin_overlay

(base) ❄ [caubet_m@merlin-l-001:/data/user/caubet_m]# module search ANSYS --verbose

Module Rel.stage Group Dependencies/Modulefile

ANSYS/2019R3 stable Tools dependencies: modulefile: /data/software/pmodules/Tools/modulefiles/ANSYS/2019R3 ANSYS/2020R1 stable Tools dependencies: modulefile: /opt/psi/Tools/modulefiles/ANSYS/2020R1 ANSYS/2020R1-1 stable Tools dependencies: modulefile: /opt/psi/Tools/modulefiles/ANSYS/2020R1-1 ANSYS/2020R2 stable Tools dependencies: modulefile: /data/software/pmodules/Tools/modulefiles/ANSYS/2020R2 ANSYS/2021R1 stable Tools dependencies: modulefile: /data/software/pmodules/Tools/modulefiles/ANSYS/2021R1 ANSYS/2021R2 stable Tools dependencies: modulefile: /data/software/pmodules/Tools/modulefiles/ANSYS/2021R2

{{site.data.alerts.tip}} Please only use Merlin6 ANSYS installations from overlay_merlin in the Merlin cluster. {{site.data.alerts.end}}

ANSYS Documentation by product

ANSYS RSM

ANSYS Remote Solve Manager (RSM) is used by ANSYS Workbench to submit computational jobs to HPC clusters directly from Workbench on your desktop. Therefore, PSI workstations with direct access to Merlin can submit jobs by using RSM.

For further information, please visit the ANSYS RSM section.

ANSYS Fluent

For further information, please visit the ANSYS RSM section.

ANSYS CFX

For further information, please visit the ANSYS RSM section.

ANSYS MAPDL

For further information, please visit the ANSYS RSM section.