Re: {bb} Extract information from LaRRD

["Mick Ohrberg" <mick.ohrberg@gmail.com>]

On 20 Oct 2006 20:23:47 +0100, Philip Clark <bblist@cannae.uklinux.net> wrote:
> I think that the order, as presented in the Larrd graphs, is just
> "dictionary sort" order. The fly in the ointment is that the root
> filesystem is actually in a file like host.name.net.disk,root.rrd
> so it appears out of place.

That is absolutely correct. However, I have actually taken the 'root'
scenario into consideration and label that in my PDF as '/'.

> However, it would probably (eventually) be simpler to go straight
> to the "rrd" files and use rrdtool to create the graphs that you
> need. On the command line, it would look something like this:

I agree 100%.

>   rrdtool graph /tmp/testimg.png --end now --start end-48h --title
>   "host.name.net Disk Utilization - Percent Used Last 48 Hours"
>   --width 576 -v "% Full" -u 100 -a PNG DEF:ds0=/usr/local/bb/bbvar/
>   rrd/host.name.net.disk,usr.rrd:pct:AVERAGE LINE2:ds0#0000FF:/usr
>   COMMENT: GPRINT:ds0:"LAST:            \: %5.1lf (cur)"
>   GPRINT:ds0:"MAX: \: %5.1lf (max)" GPRINT:ds0:"MIN: \: %5.1lf (min)"
>   GPRINT:ds0:"AVERAGE: \: %5.1lf (avg)\n" COMMENT:"Fri Oct 20 19-14-32
>   2006"
>
> Note that this needs to be all on one line.

I had a feeling I *should* have RTFRRDM - that is excellent. I will
give that a whirl and report my findings.

> If you know Perl, you could even use the RRDs Perl module then cut
> and paste the relevant sections out of the larrd-grapher.cgi script.

Ooh, yes, and since there's a multitude of PDF modules for Perl, that
could be the route to go.

Thank you very much!
--
A: Because it's counterintuitive to the way we read.
Q: Why is top-posting bad?
--
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-==-=-=-=-=-=-=-=-=-=-=-=
To unsubscribe from this list, or to subscribe to the bb-digest list
send e-mail to mailto:majordomo@bb4.com with unsubscribe bb -and/or-
subscribe bb-digest in the BODY of the message.