diff --git a/scripts/pod/start-comfyui.sh b/scripts/pod/start-comfyui.sh
index 2d9aa25..0e4918b 100755
--- a/scripts/pod/start-comfyui.sh
+++ b/scripts/pod/start-comfyui.sh
@@ -1,26 +1,29 @@
 #!/bin/bash
 # Start ComfyUI headless on the pod, listening on 127.0.0.1:8188.
 # Uses tmux when available (attachable session), else nohup.
-# Access from your laptop via scripts/local/port-forward.sh
+# Log is per-host: pods sharing a network volume must not share log files.
+# Extra launch flags via COMFY_ARGS, e.g.:
+#   COMFY_ARGS="--reserve-vram 2.5" bash start-comfyui.sh   # 24GB cards
 set -euo pipefail
 
-LOG=/workspace/minimax-h3/comfyui.log
+LOG=/workspace/minimax-h3/comfyui-$(hostname).log
+ARGS=${COMFY_ARGS:-}
 
 # wait out any process that is mid-shutdown before deciding it's "running"
 for i in 1 2 3 4 5; do
-  pgrep -f "python3? main.py" >/dev/null || break
+  pgrep -f "python3? main[.]py" >/dev/null || break
   sleep 2
 done
-if pgrep -f "python3? main.py" >/dev/null; then
+if pgrep -f "python3? main[.]py" >/dev/null; then
   echo "ComfyUI already running"
   exit 0
 fi
 
 if command -v tmux >/dev/null; then
   tmux new -s comfyui -d \
-    "cd /ComfyUI && python3 main.py --listen 127.0.0.1 --port 8188 2>&1 | tee -a $LOG"
+    "cd /ComfyUI && python3 main.py --listen 127.0.0.1 --port 8188 $ARGS 2>&1 | tee -a $LOG"
 else
   cd /ComfyUI
-  nohup python3 main.py --listen 127.0.0.1 --port 8188 >>"$LOG" 2>&1 &
+  nohup python3 main.py --listen 127.0.0.1 --port 8188 $ARGS >>"$LOG" 2>&1 &
 fi
 echo "started; tail $LOG"