[rrd-users] rrdtool graph -w/-h

[Shabnam Shahreza]

Thanx a lot Tobi.

Sbnm


-----Original Message-----
From: Tobias Oetiker [mailto:tobi at oetiker.ch] 
Sent: Thursday, December 08, 2011 5:47 PM
To: Shabnam Shahreza
Cc: rrd-users at lists.oetiker.ch
Subject: Re: [rrd-users] rrdtool graph -w/-h

Hi Sbnm,

Today Shabnam Shahreza wrote:

> Good day everyone;
>
> Just wondering if you have experienced using "-w" or "-h" with
> "rrdtool graph" and getting different graphs.... I do several
> calculations and the graph I draw with default values (-w=400
> pixels and -h=100 pixels) is different from the graph with other
> pixel numbers....

the data gets re-sampled at the pixel resolution using the
consolidation function associated with the data at hand ...

if you change the size, a different number of data points will fall
into a pixel ...

cheers
tobi
>
> I appreciate any hint on this.
> Regards;
>
> Sbnm
>
>
> Before printing, think about the environment
>
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Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
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