[rrd-users] Re: rrdtool fetch simple perl
Alex van den Bogaerdt
alex at ergens.op.het.net
Fri Sep 1 02:51:53 MEST 2006
On Fri, Sep 01, 2006 at 02:31:36AM +0200, Alex van den Bogaerdt wrote:
> On Fri, Sep 01, 2006 at 10:11:54AM +0000, Martin Rheumer wrote:
> >
> > RRdTool Fans,
> >
> > I have a simple requirement to get the maximum values over the
> > past 24 hours. So I used this :
> >
> > rrdtool fetch fred.rrd MAX -s -86400 -e NOW
> >
> > and run it at midnight ( it will get close enough ).
> >
> > What I'm wondering is has anyone written a perl script / shell
> > to then get the maximum of the maximums ( the highest value )
> > and the date time in dd-mmm-yyy etc format and would like to
> > share the script ?
oops... you also want the date/time.
then you need to sort your fetch output, take the numbers and
feed it to perl. Or use google.
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