Shell scripting (BASH) : Notify admin user if script load crossed certain limit

It is possible to monitor UNIX system load average and if it crossed certain limit an email can be send to admin user or even text via pager/sms.

1) Download/view chksysload.bash script

2) Open script using vi:
# vi chksysload.bash

3) Customize it according to your needs:
# Setup up limit below
NOTIFY="6.0"
# Setup admin user email-id
EMAIL="me@mycorp.net"
# Subject for email
SUBJECT="Alert $(hostname) load average"

4) Save and close the file.

5) Install script as cronjob

Featured Articles:

• 20 Linux System Monitoring Tools Every SysAdmin Should Know
• 20 Linux Server Hardening Security Tips
• Linux: 20 Iptables Examples For New SysAdmins
• My 10 UNIX Command Line Mistakes
• 25 PHP Security Best Practices For Sys Admins
• The Novice Guide To Buying A Linux Laptop
• Top 5 Email Client For Linux, Mac OS X, and Windows Users
• Top 20 OpenSSH Server Best Security Practices
• Top 10 Open Source Web-Based Project Management Software