speed up load time

CHANGELOG.md

@@ -5,6 +5,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Changed
+- Increased verbosity of output to make debugging easier.
+- Does not launch template script as login shell anymore to speed up load time.
+
 ### Fixed
 - Fix job not ending if forked processes still running.
 

template/after.sh

 # Wait for the Jupyter Notebook server to start
 echo "Waiting for Jupyter Notebook server to open port ${port}..."
+echo "TIMING - Starting wait at: $(date)"
 if wait_until_port_used "${host}:${port}" 60; then
   echo "Discovered Jupyter Notebook server listening on port ${port}!"
+  echo "TIMING - Wait ended at: $(date)"
 else
   echo "Timed out waiting for Jupyter Notebook server to open port ${port}!"
+  echo "TIMING - Wait ended at: $(date)"
   pkill -P ${SCRIPT_PID}
   clean_up 1
 fi

template/before.sh.erb

@@ -26,6 +26,9 @@
 #   - $password
 #       The plain text password used to authenticate to the web server with
 
+# Export the module function if it exists
+[[ $(type -t module) == "function" ]] && export -f module
+
 # Find available port to run server on
 port=$(find_port)
 

template/script.sh.erb

-#!/bin/bash -l
+#!/usr/bin/env bash
+
+# Benchmark info
+echo "TIMING - Starting main script at: $(date)"
 
 # Set working directory to home directory
 cd "${HOME}"
@@ -13,7 +16,14 @@ module purge
 
 # Load the require modules
 module load <%= context.modules %>
+
+# List loaded modules
+module list
 <%- end -%>
 
+# Benchmark info
+echo "TIMING - Starting jupyter at: $(date)"
+
 # Launch the Jupyter Notebook Server
+set -x
 jupyter notebook --config="${CONFIG_FILE}" <%= context.extra_jupyter_args %>