[collectd] Strange SNMP collection glitches

Florian Forster octo at verplant.org
Wed Jan 13 14:04:55 CET 2010

Hi Mirko,

On Wed, Jan 13, 2010 at 12:36:20PM +0100, Mirko Buffoni wrote:
> with a dump I see that the change has been done correctly.
> However the past daily/weekly/monthly graphs are unchanged and retain
> those autoscaled values.  I wouldn't want to change collection.cgi,
> but I'd like to readjust past rrd values to the new constraints.  Is
> this possible?

yes, this is done by dumping the RRD file to its XML representation
(rrddump(1)) and then restoring the binary file with the --range-check
option (rrdrestore(1)).

Florian octo Forster
Hacker in training
GnuPG: 0x91523C3D
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