Thanks All !!! :)
Thanks,
Neel
Treat yourself at a restaurant, spa, resort and much more with Rediff Deal ho
jaye!
On Tue, 10 May 2011 23:15:15 +0530 Bernard Li <bern...@vanhpc.org> wrote
>Alternatively, you can use rrdfetch to fetch the datapoints and use
> PHP or whatever to find the max/min. This is an implementation using
> rrd extension for PHP (which is quite a bit faster than doing a system
> call for the rrdtool executable):
>
> http://sourceforge.net/apps/trac/ganglia/changeset/2590
>
> Cheers,
>
> Bernard
>
> On Tue, May 10, 2011 at 6:37 AM, Vladimir Vuksan <vli...@veus.hr>
wrote:
> > You can extract MAX and MIN using rrdtool. We use something similar
in the
> > GUI e.g.
> >
> >
https://github.com/vvuksan/ganglia-misc/blob/master/ganglia-web/functions.php#L234
> >
> > $command = $conf['rrdtool'] . " graph /dev/null $rrd_options ".
> > "--start $start --end $end ".
> > "DEF:limits='$rrd_dir/$metricname.rrd':'sum':AVERAGE ".
> > "PRINT:limits:MAX:%.2lf ".
> > "PRINT:limits:MIN:%.2lf";
> >
> >
> > this code snippet will find MIN and MAX of the RRD for the specified
time
> > period.
> >
> > Hope that helps.
> >
> > Vladimir
> >
> > On Fri, 6 May 2011, Indranil C wrote:
> >
> >> Hi, I have really run out of ideas on this one. Could someone
please help
> >> me with a way fo
> >> getting the MAX of MAX CF values which I can extract from a RRD
file using
> >> either rrdtool
> >> xport or fetch? Any other way would do for me as well.
> >>
> >> I can get sample data like the following:
> >> rrdtool fetch
/var/lib/ganglia/rrds/Pages/202.137.237.139/restlatency.rrd
> >> AVERAGE -s -10h -e
> >> -9h
> >> sum
> >>
> >> 1304650440: 2.7163888889e+01
> >> 1304650800: 9.1333333333e+00
> >> 1304651160: 1.8080555556e+01
> >> 1304651520: 1.8580555556e+01
> >> 1304651880: 4.6077777778e+01
> >> 1304652240: 2.1300000000e+01
> >> 1304652600: 2.0927777778e+01
> >> 1304652960: 2.2538888889e+01
> >> 1304653320: 1.6552777778e+01
> >> 1304653680: 3.3350000000e+01
> >> 1304654040: 4.3622222222e+01
> >>
> >>
> >> So, now how do I fetch the MAX among the above. I can obviously
use shell
> >> commands. But I
> >> was wondering if there is an inherent way in rrdtool to do this.
Thanks.
> >>
> >> Thanks,
> >> Neel
> >>
> >> Treat yourself at a restaurant, spa, resort and much more with
Rediff Deal
> >> ho jaye!
> >>
> >
> >
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>
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