[rrd-users] update mising value
andy.riebs at hp.com
Fri Oct 24 16:15:56 CEST 2008
rrdtool doesn't have an update function such as this; it presumes that
data will be stored in serial order, as it becomes available.
If the missing data are cumulative, you can just enter the latest data
when it does become available, and let rrdtool extrapolate the
If you *really* need to insert old missing data, you will probably have to
dump the database, insert the corrected data, and re-load it.
On Friday 24 October 2008 09:15:51 am Francesco Andreozzi wrote:
> Hi all...
> i have a simple question.... (i hope it simple!)
> im using rrdtool to collect data from one device... this device is a
> remote device ...
> evrything works great except some network problem ,,, when this
> problem happen i cant collect data, so i have NaN in my rrd db ...
> this is ok , to try to solve this problem, i did a local collection
> on a txt file on the remote device , in this way i can retrive the
> missing data ....
> my question is, how i can put this old data into my rrdtool db ? if i
> did a rrdtool update with the missing timestamp and the missing values
> seems to be not working, i recive an error from the rrtool utility
> about wrong timestamp...
> some one in this list did something like that ? any suggestions ?
> thanks for your help.
> rrd-users mailing list
> rrd-users at lists.oetiker.ch
Andy Riebs, HP Scalable Computing and Infrastructure / Linux R&D
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