From 32299bbc61311c580071bd2e5288ffbf8a485cad Mon Sep 17 00:00:00 2001
From: Natasha Pavlovikj <npavlovikj2@unl.edu>
Date: Tue, 16 Apr 2024 12:34:45 -0500
Subject: [PATCH] Update Apptainer documentation
---
content/applications/user_software/using_apptainer.md | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/content/applications/user_software/using_apptainer.md b/content/applications/user_software/using_apptainer.md
index 12ac6185..62b9d631 100644
--- a/content/applications/user_software/using_apptainer.md
+++ b/content/applications/user_software/using_apptainer.md
@@ -55,6 +55,12 @@ and indicate you would like to use Apptainer.
## Use images on HCC resources
+{{% notice info %}}
+Apptainer can not be used on the login node. To run Apptainer on HCC resources, please start an [interactive session]({{< relref "../../../../submitting_jobs/creating_an_interactive_job.md" >}})
+or submit [SLURM job]({{< relref "../../submitting_jobs/" >}}). Next, please make sure the `apptainer` module is loaded such that the Apptainer variables are correctly set.
+If Apptainer is run on the login node, or the `apptainer` module is not loaded, various error messages can occur.
+{{% /notice %}}
+
To use Apptainer on HCC machines, first load the `apptainer `module.
Apptainer provides a few different ways to access the container.
Most common is to use the `exec` command to run a specific command
--
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