[rrd-users] Counter Overflow

Tobias Oetiker tobi at oetiker.ch
Thu Jul 19 15:47:36 CEST 2012

> > From: rrd-users-bounces+patrick.best=telus.com at lists.oetiker.ch [mailto:rrd-users-bounces+patrick.best=telus.com at lists.oetiker.ch] On Behalf Of Walter Onda
> > Sent: July 16, 2012 4:41 AM
> > To: rrd-users at lists.oetiker.ch
> > Subject: [rrd-users] Counter Overflow
> >
> > Hello
> >
> > We have a system that the overflow happen at nearly 2.1 GB, with RRD we always have a peak into the graph.
> > Is there a way to overwrite the overflow from RRD to fetch another bit number and not at 32 or 64 bit?

Monday Patrick Best wrote:

> Hi Walter;
> I believe there is no such option.  It would be a good feature
> request though.  Also, another request that would be similar
> would be for the ability to wrap on a time-basis, ie., hourly.
> In the meantime,

If your counters do NOT wrap at 32 or 64 bit, I would suggest to
use DERIVE instead of CONTER and set a minimal value of 0, then you
will just loose one update (it gets replaced by NAN) whenever your
counters wrap.


Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
http://it.oetiker.ch tobi at oetiker.ch ++41 62 775 9902 / sb: -9900

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