[Nagiosplug-devel] Quality Metrics

Subhendu Ghosh sghosh at sghosh.org
Fri Apr 9 08:16:01 CEST 2004

On Thu, 8 Apr 2004, Ben Clewett wrote:

> Forgive if asked many times before:
> The nagios plugins produce many great quality metrics.  For instance, 
> load, disk space.  These are collected by Nagios and displayed as a 
> textual line.
> There must be a great need for these to be formally collected, by Nagios 
> or otherwise, to create a quantitative picture of a system.  Since the 
> plugins are so close to this, I am interested to know if anybody has 
> formally defined a protocol, or otherwise, to complete this.
> Eq, as a 'toy' example, including a delimiter (??) in the description, 
> followed bu CGI style variables:
> $? = 0
> DISK OK [21404 kB (26%) free on /dev/hd1] ??disk=/dev/hd1&size=21404&free=26
> Regards, Ben Clewett

A formal definition does not exist as yet - but the data is being output 
on the PERFDATA section of the plugin.  The PERFDATA is separated from the 
visibile OUTPUT by a | and is available for the perfdata handlers.


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