<div dir="ltr"><div dir="ltr">We also use lmod here. Very useful when different versions are needed or for any software installations outside the distribution.</div><div dir="ltr"><br></div><div dir="ltr">However, our environment is heterogenous, and the software modules might have different versions/paths on different nodes. This creates an issue when users run 'module load something' on the submission node, and then run srun/sbatch and the wrong module is loaded (or just the wrong PATH is kept).</div><div dir="ltr">To solve this (in an overly complicated manner..) we have a taskprolog plugin and a spank plugin that: a. resets the modules at submission, and b. let the user add "--module <something>" to the srun/sbatch so that the appropriate module will be loaded on the nodes.<br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, Nov 23, 2019 at 11:55 AM William Brown <<a href="mailto:william@signalbox.org.uk">william@signalbox.org.uk</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Agreed, I have just been setting up Lmod on a national compute cluster where I am a non-privileged cluster and on an internal cluster where I have full rights. It works very well, and Lmod can read theTcl module files also. The most recent version has some extra features specially for Slurm. An I use EasyBuild, saves hundreds of hours of effort. I do quite often have to hand create simple module files for software with no EasyConfig but I can just copy the structure from module files created by EasyBuild so it has never been a great problem.<div><br></div><div>The best bit of modules is being able to offer multiple conflicting versions of software like Java, Perl, R etc.</div><div><br></div><div>William</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, 23 Nov 2019 at 03:57, Chris Samuel <<a href="mailto:chris@csamuel.org" target="_blank">chris@csamuel.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 22/11/19 9:37 am, Mariano.Maluf wrote:<br>
<br>
> The cluster is operational but I need to install and configure <br>
> environment modules.<br>
<br>
If you use Easybuild to install your HPC software then it can take care <br>
of the modules too for you. I'd also echo the recommendation from <br>
others to use Lmod.<br>
<br>
Website: <a href="https://easybuilders.github.io/easybuild/" rel="noreferrer" target="_blank">https://easybuilders.github.io/easybuild/</a><br>
Documentation: <a href="https://easybuild.readthedocs.io/" rel="noreferrer" target="_blank">https://easybuild.readthedocs.io/</a><br>
<br>
All the best,<br>
Chris<br>
-- <br>
Chris Samuel : <a href="http://www.csamuel.org/" rel="noreferrer" target="_blank">http://www.csamuel.org/</a> : Berkeley, CA, USA<br>
<br>
</blockquote></div>
</blockquote></div><br clear="all"><br>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr">
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