From 75fd4f7536b2e109c885793b15a57f9bf8222203 Mon Sep 17 00:00:00 2001
From: Nathan Weeks <1800812+nathanweeks@users.noreply.github.com>
Date: Thu, 23 Apr 2026 15:27:08 -0400
Subject: [PATCH 1/2] Per-session ~/.MathWorks/ServiceHost & ~/.MATLABConnector
 directories

Reduce startup time by making these node-local temp directories
---
 template/script.sh.erb | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/template/script.sh.erb b/template/script.sh.erb
index f6396ab..48fad66 100755
--- a/template/script.sh.erb
+++ b/template/script.sh.erb
@@ -89,9 +89,17 @@ module load <%= context.matlab_version %>
 # continuing to function in OOD/Slurm with a 502 Proxy error on reconnect
 echo 1000 > /proc/self/oom_score_adj
 (
-  echo 0 > /proc/self/oom_score_adj; $MATLAB_HOME/bin/matlab  -desktop -softwareopengl
+  tmpdir="$(mktemp -d)"
+  mkdir -p "${tmpdir}/.MathWorks/ServiceHost" "${tmpdir}/.MATLABConnector" "${HOME}/.MathWorks/ServiceHost" "${HOME}/.MATLABConnector"
+  trap 'rm -rf "${tmpdir}"' EXIT
+
+  bwrap \
+    --dev-bind / / \
+    --bind "${tmpdir}/.MathWorks/ServiceHost" "${HOME}/.MathWorks/ServiceHost" \
+    --bind "${tmpdir}/.MATLABConnector" "${HOME}/.MATLABConnector" \
+    --chdir "${PWD}" \
+    bash -lc 'echo 0 > /proc/self/oom_score_adj; exec "$MATLAB_HOME/bin/matlab" -desktop -softwareopengl'
 )
 
 
 
-

From 91135cb78f0c7aeb422c528e15a6ae5e38fd59cd Mon Sep 17 00:00:00 2001
From: paulasanematsu <paula_sanematsu@g.harvard.edu>
Date: Tue, 28 Apr 2026 15:55:42 -0400
Subject: [PATCH 2/2] Simplify matlab command

---
 template/script.sh.erb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/template/script.sh.erb b/template/script.sh.erb
index 48fad66..7c892d9 100755
--- a/template/script.sh.erb
+++ b/template/script.sh.erb
@@ -98,7 +98,7 @@ echo 1000 > /proc/self/oom_score_adj
     --bind "${tmpdir}/.MathWorks/ServiceHost" "${HOME}/.MathWorks/ServiceHost" \
     --bind "${tmpdir}/.MATLABConnector" "${HOME}/.MATLABConnector" \
     --chdir "${PWD}" \
-    bash -lc 'echo 0 > /proc/self/oom_score_adj; exec "$MATLAB_HOME/bin/matlab" -desktop -softwareopengl'
+    bash -lc 'echo 0 > /proc/self/oom_score_adj; exec matlab -desktop -softwareopengl'
 )