perfsonar development work

[Szymon Trocha <>]

Hi Ilias,

Ilias Tsompanidis wrote:

> I've been populating the rrd-ma via the Store functionality and I  ... 
> can't find the data I stored.
> Just for testing purposes, i let a script send Storerequests with the 
> same data, for "current" timestamps , every 3 minutes all night. Then I 

Why didn't you store the data exactly at 5 mins intervals?

RRD can align the data entered into the structure bt it depends on the 
file configuration

> passed the key to a SetupDataRequest, and all I've got was "0"... Of 
> course the same happens when quering the rrd file itself via rrdtool. ( 
> In a similar test case for Errors, the result was "NaN").
> I've noticed that the "last update" changes, so rrd-ma updates the file. 
> I don't know what exactly it is supposed to save...
> In normal circumstances, rrd returns the five minute average of what has 
> been stored. So storing every 3 minutes the same value should be enough 
> to store that data in rrdma and be able to get it back. I would be happy 
> with ANY data actually, instead of 0 or NaN.

Could you send me your rrd file as well as Store request?

Did you use default parameters for storing data in RRD MA?

Regards,
--
Szymon Trocha

Poznan Supercomputing & Ntw. Center ::: NETWORK OPERATION CENTER
Tel. (+48 61) 8582022
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