[CentOS] Monitoring services

[John Broome]

On Sun, Nov 27, 2011 at 18:01, Kenneth Porter <shiva at sewingwitch.com> wrote:

> What's available to remotely monitor services? What I'd like is something
> that can run scripts for each service to connect to a port and verify that
> it's up, and then send me an SMS message (phone text) to let me know which,
> if any, are down.
>
> Also, does a script exist that checks all the services listed by chkconfig
> and reports those that should be up but are down?
>
>
Not sure about the second one, but we used siteuptime.com at my last job
for external checks, and I'm using the free version of pingdom to keep an
eye on my VPS.

Both can be configured to check a port every X amount of time and report
back.