From c546eb5662b67697788d6cea2c35dd50c7804f40 Mon Sep 17 00:00:00 2001
From: AndreaGuarracino
Date: Sat, 18 Feb 2023 18:25:42 -0600
Subject: execute binaries on mounted devices

---
 topics/systems/hpc/octopus-maintenance.gmi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/topics/systems/hpc/octopus-maintenance.gmi b/topics/systems/hpc/octopus-maintenance.gmi
index af00d81..1a399c3 100644
--- a/topics/systems/hpc/octopus-maintenance.gmi
+++ b/topics/systems/hpc/octopus-maintenance.gmi
@@ -42,3 +42,13 @@ So we create a script that can deploy files from octopus01 (head node). Unfortun
 See /etc/nodes for script and ssh files, sudoers (etc)
 
 Basically the root user can copy across.
+
+## Execute binaries on mounted devices
+
+To avoid `./scratch/script.sh: Permission denied` on `device_file`:
+
+- `sudo bash`
+- `ls /scratch -l` to check where `/scratch` is
+- `vim /etc/fstab`
+- replace `noexec` with `exec` for `device_file`
+- `mount -o remount [device_file]` to remount the partition with its new configuration.
-- 
cgit v1.2.3