Questions regarding system monitoring - Nagios, Icinga, Spiceworks, Munin, Zabbix and more.

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28
votes
4answers
7k views

Find out which process is changing a file

I'm trying to find a reliable way of finding which process on my machine is changing a configuration file (/etc/hosts to be specific). I know I can use lsof /etc/hosts to find out what processes ...
1
vote
1answer
194 views

Why is my munin plugin being double executed (concurrently)?

I have a custom made munin plugin that currently is being executed twice every time $ ps fax 16844 ? Ss 0:00 /usr/sbin/munin-node 18206 ? S 0:00 \_ /usr/sbin/munin-node 18863 ?...
2
votes
4answers
978 views

Spawn phone call from EC2 alerts

I have a system setup on AWS/EC2, it currently is using their CloudWatch alert system. The problem is this sends just to email, when ideally I would like this to be making a phone call and/or sending ...
-2
votes
2answers
334 views

What is a good solution to manage a lot of computers over the internet? [closed]

Here is the situation. Our company has just over 300 computers in 90 offices spread across 4 different states. The computers are old and runnings Windows XP. I am looking for a good cheap way to ...
2
votes
3answers
1k views

How to setup a nagios event handler to run only in non working hours?

I have a event handler configured and running in nagios which is triggered every time a given service is in a CRITICAL state. The problem is that we decided that in regular working hours there's no ...
11
votes
7answers
44k views

script to automatically test if a web site is available

I'm a lone web developer with my own Centos VPS hosting a few small web sites for my clients. Today I discovered my httpd service had stopped (for no apparent reason - but that's another thread). I ...
2
votes
5answers
263 views

How do people keep track if their server software is up-to-date? [closed]

Assume you have a server that is non-Windows, how do you keep track if you server software is up-to-date? Meaning, what tool already exists that will send me automated alerts to inform me that my any ...
4
votes
7answers
2k views

Remote Linux server monitoring

I'm looking for a solution to monitor multiple Linux servers remotely. I don't need a whole lot of granular data, just basic things like server load and critical error notifications. I'm no Linux guru,...