Migration to the new standard environment: Difference between revisions

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On April 1, 2021, <code>StdEnv/2020</code> will be the default environment for all clusters. However, you can specify your own default environment at any time by modifying the file <code>$HOME/.modulerc</code>.  For example, running the following command will set your default environment to <code>StdEnv/2018.3</code>:
On April 1, 2021, <code>StdEnv/2020</code> will be the default environment for all clusters. However, you can specify your own default environment at any time by modifying the <code>$HOME/.modulerc</code> file.  For example, running the following command will set your default environment to <code>StdEnv/2018.3</code>:
{{Command|echo "module-version StdEnv/2018.3 default" >> $HOME/.modulerc}}
{{Command|echo "module-version StdEnv/2018.3 default" >> $HOME/.modulerc}}
You must log out and log in again for this change to take effect.
You must log out and log in again for this change to take effect.
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Loading modules in your <code>.bashrc</code> is '''not recommended'''. Instead, explicitly load modules in your job scripts.
Loading modules in your <code>.bashrc</code> is '''not recommended'''. Instead, explicitly load modules in your job scripts.


= I'm not using the HPC-clusters but only the Compute Canada Cloud. Do I need to worry about this? = <!--T:10-->
= I don't use the HPC clusters but cloud resources only. Do I need to worry about this? = <!--T:10-->
No, this change will only affect the [[Available software]] accessed by [[Using modules| using environment modules]].
No, this change will only affect the [[Available software]] accessed by [[Using modules| using environment modules]].


= I can not load module <code>something/version</code> = <!--T:11-->
= I can no longer load a module that I previously used = <!--T:11-->
With the new environment, we installed more recent versions of most software packages. Please use the <code>module avail</code> command to find corresponding upgraded versions. For example:
More recent versions of most applications are installed in the new environment. To see the available versions, run the <code>module avail</code> command. For example
{{Command|module avail gcc}}
{{Command|module avail gcc}}
will show you that we have multiple versions of the GCC compilers, although not necessarily the exact same versions.
shows several versions of the GCC compilers, which may be different from those in earlier environments.
 
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