[Xymon] Multiple graph from one SERVICE

[Jeremy Laidman]

You could create two graph definitions in graphs.cfg, one for vmnic0 and
one for vmnic1.  Either replace all the @bla@ with literal values, or set
the FNPATTERN to match exactly one filename only.

On Fri, Jun 8, 2012 at 6:13 PM, Joel Carnat <joel at carnat.net> wrote:

> Hello,
>
> I'm writing custom scripts and, so far, I could create graphs from single
> RRD and from multiple RRD (like "la").
>
> I'm working on some SNMP-based network interface graphing.
> On one of my multiple-NIC server, the script generates RRD files this way:
> /usr/local/www/xymon/server/bin/bb 127.0.0.1 'data esxi.trends
> [snmp_net.vmnic0.rrd]
> DS:ibit:DERIVE:600:0:U 2130119859
> DS:ierr:DERIVE:600:0:U 0
> DS:obit:DERIVE:600:0:U 6920041
> DS:oerr:DERIVE:600:0:U 0
> '
> /usr/local/www/xymon/server/bin/bb 127.0.0.1 'data esxi.trends
> [snmp_net.vmnic1.rrd]
> DS:ibit:DERIVE:600:0:U 589307058
> DS:ierr:DERIVE:600:0:U 0
> DS:obit:DERIVE:600:0:U 0
> DS:oerr:DERIVE:600:0:U 0
> '
>
> The RRD files are properly created
> /usr/local/www/xymon/data/rrd/esxi/snmp_net.vmnic0.rrd
> /usr/local/www/xymon/data/rrd/esxi/snmp_net.vmnic1.rrd
>
> Then, my graph section goes like this:
> [snmp_net]
>        FNPATTERN ^snmp_net.(.+).rrd
> <snip>
>        DEF:ibit at RRDIDX@=@RRDFN@:ibit:AVERAGE
>        DEF:ierr at RRDIDX@=@RRDFN@:ierr:AVERAGE
>        DEF:obit at RRDIDX@=@RRDFN@:obit:AVERAGE
>        DEF:oerr at RRDIDX@=@RRDFN@:oerr:AVERAGE
>        CDEF:nobit at RRDIDX@=obit at RRDIDX@,-1,*
>        AREA:ibit at RRDIDX@#@COLOR at 22:@RRDPARAM@ download
>        GPRINT:ibit at RRDIDX@:LAST:%6.2lf%s
>        GPRINT:ibit at RRDIDX@:MIN:%6.2lf%S
>        GPRINT:ibit at RRDIDX@:AVERAGE:%6.2lf%S
>        GPRINT:ibit at RRDIDX@:MAX:%6.2lf%S\j
>        AREA:obit at RRDIDX@#@COLOR at 22:@RRDPARAM@ upload
>        GPRINT:obit at RRDIDX@:LAST:%6.2lf%s
> <snip>
>
> This creates a single PNG with both NIC metrics.
> What I would like to do is rather create a single PNG for each of my NICs.
> Something like snmp_net.vmnic0.png, snmp_net.vmnic1.png...
>
> Is there a way to do that ?
>
> Thanks,
>        Jo
>
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