RE: Any good method to check network overload?

[Mike Dresser <mdresser () windsormachine com>]

On Thu, 6 Mar 2003, David Gillett wrote:

>   I use MRTG for the boxes I have working/usable SNMP
> implementations on.
>
>   It doesn't handle outages/crashes very well.  it just
> treats the last successfully retrieved data volume as
> continuing until new data becomes available.
>   There are some boxes I need to monitor, on which SNMP
> is broken or unavailable.
>   I'm not sure whether it would meet the original
> poster's need, or not.

You can tell mrtg to report a 0 value instead of the last value.

As well, you don't have to use snmp either.

Target[target]: `head --lines=8 /file | tail --lines=4`

is a perfectly valid method for mrtg to use.  As long as your output
returns four values, you are all set.

Mike