[rrd-developers] Re: RRDtool bug ?

Otmar Lendl O.Lendl at Austria.EU.net
Mon Aug 5 22:06:18 MEST 2002

On 2002/08/05 20:08, Mike Jackson <mhjack at tscnet.com> wrote:
> 	Whenever I tried to use 64 bit counters on a Cisco, I would get strange
> spikes when the counters wrapped, so I ended up using a 1 min sample
> interval.  This may have been fixed in newer IOS, I did open a ticket
> with Cisco at one time...

There are *lots* of 64-bit counter bugs in various IOS versions.

> 	This is a function of the counters that you are using, not MRTG or
> RRDTool.  I can't tell you how to change the sample interval in MRTG, as
> I wrote my own perl based collection system before MRTG went to using
> RRDTool.

I did the same. And my code is full of work-arounds for various
Cisco 64-bit f*ckups. 

< Otmar Lendl (O.Lendl at eunet-ag.at) | EUnet AG Systems Engineer >

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