[hobbit] Adding custom LARRD graphs

[Adam Goryachev]

On Mon, 2005-01-24 at 16:12 -0700, Charles Jones wrote:
> Charles Jones wrote:
> 
> > Henrik Stoerner wrote:
> >
> >> and use the "bb" utility to send it off as a "data"
> >> message to Hobbit. E.g. the following script runs your perl script,
> >> stores the output in a temporary file, and uses the "bb" utility from
> >> a Big Brother client installation to send this datafile to Hobbit
> >> in a "data" message:
> >>
> >>   #!/bin/sh
> >>
> >>   /foo/perlscript >/tmp/datafile
> >>     BBHOME=/usr/local/bbc
> >>   export BBHOME
> >>   . $BBHOME/etc/bbdef.sh
> >>
> >>   $BB $BBDISP "data $MACHINE.orasync
> >>
> >>   `cat /tmp/datafile`
> >>   "
> >>
> >> Now the fun bit starts. Hobbit will automatically pass data-messages
> >> to all tasks monitoring the "data" channel.
> >
> > Can you tell me the difference between using "data" and "status"?  The 
> > reason I ask is because I looked at the hobbitd/larrd/do_bea.c 
> > (because it was the smallest one), and I notice in the comments that 
> > script that feeds it is using "status" instead of "data".
> >
> > Thanks,
> > -Charles
> >
> Opps, scratch that....the do_bea.c is definitely not the smallest one, 
> and I should have looked at the one you suggested :-)  I would still 
> like to know the difference between, and when one should use, data vs 
> status though.

AFAIK, status is the result of a test, which should be
alarmed/displayed/etc, whereas data is not alarmed/displayed, just
handed off to something else to deal with it. (I think in BB it was just
appended to a file in bbvar/data/hostname....)

Regards,
Adam

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Adam Goryachev
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