[rrd-users] graph vs. graphv ?

[Tobias Oetiker]

Robert,

when you specify - as your graph name then nothing but the graph
gets output. Since in this case there is no graph to output anyway,
you can use some dummy file name and you will get the PRINT output
from the graph command as well.

cheers
tobi

Today Robert Hagens wrote:

> Any idea why
>
>
>
> rrdtool graph - --start 'end -30 days'
> 'DEF:rawdata=../envysion.rrd:raw:AVERAGE' 'VDEF:max=rawdata,MAXIMUM'
> 'PRINT:max:%3.5lf'
>
>
>
> prints nothing but the same command with "graphv" prints
>
>
>
> print[0] = "0.89439"
>
>
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> which appears to be my answer?
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>
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> Rrdtool 1.3.6
>
>
>
> Thx,
>
> Rob
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>
>
>
>
>
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> Robert Hagens | Chief Technical Officer| Envysion, Inc.
>
> 950 Spruce Street | Louisville, CO 80027
>
> 303.590.2365 office | 303.590.2351 fax
>
> rhagens at envysion.com <mailto:rhagens at envysion.com>  | www.envysion.com
> <http://www.envysion.com/>  | Visit our blog
> <http://managedvideoblog.com/>
>
>
>
>

-- 
Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
http://it.oetiker.ch tobi at oetiker.ch ++41 62 775 9902 / sb: -9900