[mrtg] Re: negative values?

[Alex van den Bogaerdt]

Perry, Duane wrote:

> > We are using MRTG to track down the ever increasing amount of denial of service attacks here.  Most of our port stats are collected using RRD.  The attacks usually show up as 60Mb spikes on the graphs.  I noticed a number of spikes today that had a lower case "m" for the scale.  I used rrdtool to dump the data and found lines with negative values like this:
> > 
> > <!-- 2002-04-22 -3:30:00 CDT / 1019464200 --> <row><v> 1.0819672131e-03 </v><v> 1.0819672131e-03 </v></row>
> > <!-- 2002-04-22 -3:35:00 CDT / 1019464500 --> <row><v> 3.2786885246e-03 </v><v> 3.2786885246e-03 </v></row>

These are small, positive values.  

> > Duane Perry 
> > University of Missouri

Erm, your trolling, right?  All right you win.   3.27e-03 is 0.00327
AKA 3.27 milisomethings.  The lower case 'm' means mili whereas the
uppercase 'M' means mega.

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