[rrd-users] Reserved tokens in CDEF names
tobi at oetiker.ch
Wed Apr 27 23:33:17 CEST 2016
yes with he release of rrdtool 1.4 we switched to a new parser it
parses key=value primarily and cf in the DEF line stands for
consolidation function ... so you could write cf=AVERAGE
Today Wiest, Damian wrote:
> Greetings all.
> I'm using Cacti to generate my charts and ran into an issue with it
> generating a bad rrdtool command-line. I'm not sure if the issue lies
> with rrdtool not accepting a valid graph definition, or if Cacti is
> doing something it shouldn't.
> $ /usr/bin/rrdtool graph - \
> DEF:cf='/usr/share/cacti/rra/cpu.rrd':'cpu':AVERAGE \
> CDEF:a='cf' \
> $ ERROR: don't understand 'cf'
> Renaming the DEF and CDEF to something other than "cf" resolves the error.
> Is this intentional? "cf" would appear to be a valid vname based on
> the rrdgraph_data document.
Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
www.oetiker.ch tobi at oetiker.ch +41 62 775 9902
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