add bin scripts

bin/lc

@@ -0,0 +1,9 @@
+#!/bin/bash
+# Usage: lc [number_of_cpus_to_load [number_of_seconds] ]
+pids=""
+cpus=${1:-1}
+seconds=${2:-60}
+echo loading $cpus CPUs for $seconds seconds
+trap 'for p in $pids; do kill $p; done' 0
+for ((i=0;i<cpus;i++)); do while : ; do : ; done & pids="$pids $!"; done
+sleep $seconds