[hobbit] rrd data and graphing

[Dominique Frise]

James Wade wrote:
> Hello All,
> 
>  
> 
> Can someone give me some pointers on
> 
> developing my own rrd scripts and graphing.
> 
>  
> 
> I’ve read Hobbit Help pages, looks fairly
> 
> straight forward. I can write the script, but
> 
> what output should the data be in?
> 
>  
> 
> I’m going to write a couple scripts, can
> 
> someone give me how the data should look,
> 
> and perhaps how the hobbitgraph.cfg should look?
> 
>  
> 
> A) I’m going to write a script to track iostat disk
> busy and wait states for both nfs and disks, and
> 
> graph them.
> 
>  
> 
> iostat –xn
> 
>                     extended device statistics
> 
>     r/s    w/s   kr/s   kw/s wait actv wsvc_t asvc_t  %w  %b device
> 
>     4.3    2.9  138.3   33.6  0.0  0.1    1.1   19.8   0   2 c1t0d0
> 
>     4.0    2.9  139.8   33.4  0.0  0.1    1.1   21.1   0   2 c1t1d0
> 
>     0.0    0.0    0.0    0.0  0.0  0.0    0.0    0.8   0   0 c0t0d0
> 
>     0.0    0.0    0.0    0.0  0.0  0.0    0.0   20.3   0   0 
> server2:/home/admin
> 
>     0.0    0.0    0.0    0.0  0.0  0.0    0.0    6.6   0   0 
> server2:/home/ms
> 
>     0.0    0.2    0.4    0.6  0.0  0.0    0.0    3.0   0   0 
> server1:/home/james
> 
>  
> 
> So, for each system, I’d like to graph %w &%b, and I may setup alerts
> for %w…
> 
>  
> 
> How should I sent the data to rrd, the script output format?
> 
>  
> 
> B) I’d also like to use the mpstat command. I want to plot the usr,sy,wt,idl
> 
> of all processors and graph all processors on a single graph.
> 
>  
> 
> CPU minf mjf xcal  intr ithr  csw icsw migr smtx  srw syscl  usr sys  wt idl
> 
>   0  132   2  195    57   41  509   17   64   16    0  1260    2   2   1  95
> 
>   1  172   2  310   378  266  516   16   64   18    0  1619    2   2   1  96
> 
>  
> 
> I can write the Hobbit/BB scripts, if someone can recommend the output
> 
> format and the hobbitgraph.cfg suggestion, it would be helpful.
> 
>  
> 
> If anyone wants a copy of the script(s) afterward, I’m more than happy to
> 
> provide.
> 
>  
> 
> Thanks….James
> 
>  
> 
>  
> 
>  
> 
All you need is in your help dir:

http://$BBSERVERWWWNAME/$BBSERVERWWWURL/help/howtograph.html

OR:
http://www.hswn.dk/hobbit/help/howtograph.html


Dominique
UNIL - University of Lausanne