tools to measure the time taken by a set of commands

mtime.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+max=$1
+while read -r line; do
+    echo -ne $( (/usr/bin/time -f "%U+%S" ./repeat.sh $max $line ) 2>&1 | bc )
+    echo -e "\t$line"
+done
+

repeat.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+max=$1; shift;
+for ((i=1; i <= max ; i++)); do  # --> C-like syntax
+    eval "$@" &>/dev/null;
+done