[rrd-users] Re: Why NaN in rrd fetch

sevillar at team.ph.inter.net sevillar at team.ph.inter.net
Mon Mar 12 06:13:33 MET 2001

On 12 Mar, Anant Tamgole wrote:
> Dear all,
> I am collecting data(inoctects/outoctets) from cisco switches using
> snmpwalk and storing in file. And same data I am feeding to rrd update.
> When I do rrd fetch I am getting NaN for some of the readings.

Are the NaN's at the beginning?  If so, your "problem" is just that you
don't have enough data for rrdtool to generate sensible results.  Have
a look at the RRD tutorial for an example and explanation.  If you get
NaN's somewhere in the middle...now you have a serious problem.

Rafael R. Sevilla <sevillar at team.ph.inter.net>   +63(2)   8177746 ext. 8311
Programmer, InterdotNet Philippines              +63(917) 4458925

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