tbjers

#!/bin/sh
available=$(free --mega -tw | grep "Total:" | awk '{print $4}')
ps -ylC httpd --sort:rss | awk -v avail="$available" '{ s += $8; } END { print "Average Size:", s/(NR-1)/1024, "MB,", NR-1, "Processes, Total usage:", (s/(NR-1)/1024)*(NR-1), "MB, Max Servers:", avail/(s/(NR-1)/1024) }'