[rrd-users] rrdtool update multiple files error

Andy Riebs andy.riebs at hp.com
Wed Jan 7 17:16:19 CET 2009

Hi Pamela,

You're right, independent RRD files are independent, and so you should be 
able to do what you are describing.

Can you provide any detail at all about how you are updating the files?


On Wednesday 07 January 2009 11:11:41 am pamela.patterson at bell.ca wrote:
> Hi all!
> I am getting errors trying to update more than one .rrd file with
> different data with the same timestamp.  The data comes from Nagios
> logging many checks of different servers to syslog.  I understand that
> you can only update once per second in the same .rrd file, but it looks
> like you should be able to update two or more files with different data
> in the same second, like updating the machinename_uptime.rrd file with
> uptime data and the machinename_memory.rrd file with memory data, both
> with the same timestamp.  However I get an error on the second rrdtool
> update unless the timestamp has changed, even though the files are
> different.
> I am running CentOS release 4.7, with RRDtool 1.0.50, which looks like
> a very old release.  Can anyone tell me if this is a version issue?  If
> so, I will work on getting a more recent version into the standard
> build.
> Thanx for any info anyone can give me,

Andy Riebs,   HP Scalable Computing and Infrastructure / Catalysts
(w) andy.riebs at hp.com      Technology for better business outcomes
    +1.508.467.3002   (In office Tue & Wed, IM or mail other days)
(h) andy at candooz.com   My opinions are not necessarily those of HP

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