[rrd-users] Re: Calculating a sum of averages?

Stephan Harren sh at abovenet.de
Fri Nov 7 08:42:30 MET 2003

> This works great, except when all files for a user gets deleted from
> a partition - then the daily cron job doesn't update the RRD file for
> that partition with any data - and so a NaN gets generated. That is
> okey for the "BWSUM" value, but I'd still like the GWSUM value to be
> computed correctly (ie be equal to AWSUM).
> I tried "fixing" the problem by modifying the CDEF to be:
> 	CDEF:partX=kpartX,UN,0,kpartX,IF,1024,\*
> But that causes GWSUM to be be equal to the old GWSUM value divided by
> two...
Should work, please post all your statements exactly (incl. create ...)

Best regards,


Stephan Harren
Manager Site Operations
AboveNet Deutschland GmbH
Phone +49 69 90554 153
Fax +49 69 90554 111
Cell +49 173 7011126

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