Re: graphs over 100mbps

Colin Randall <[email protected]> Thu, 12 Jul 2007 10:23:02 -0600
Newsgroups gmane.network.cricket.user
Message-ID <[email protected]>
The short answer is yes (although my experience is with newer versions).  The 
problem is that at 100Mb/s speeds, at 32-bit counter will wrap in less than 5 
minutes.
The easiest solution is to determine if your device supports 64-bit counters, if 
so, switch to polling those instead and it should fix your problem.  If that is 
not an option, you will need to change your polling frequency (I would do it 
every minute, just to be safe), and then you will need to reconfigure your rrd 
files so that your averages come out correctly.  Cricket apparently gets 
confused if you poll at a substantially different rate than your rrd files are 
expecting.
-Colin

Colin Randall
Colorado School of Mines
Academic Computing and Networking


Novoa Linares Octavio Humberto wrote:
> I'm using cricket 1.0.2 ( a very old installation, which still works fine to
> us). We are experiencing issues having the information of POS adapters from
> Cisco. We use to get the info with no inconvenience before to had more than
> 100Mbps running, but now the traffic over that interfaces is running over
> 100. 
> 
> Can this cricket version read more than 100Mb?? should I do something else? 
> 
> Interfaces file configuration for this interface look like :
> 
> target POS10_0_0
>         interface-name  =       POS10/0/0
>         short-desc      =       "155Mbps"
>         specific-y-max  =       160000000
>         specific-y-min  =       0
> 
> Thanks for your help
> 
> Octavio Novoa Linares 
> Jefe de Red de Datos e Internet 
> Americatel PerĂº S.A. 
> Telf.: 710-1529 
> Fax: 710-1599 
> www.americatel.com.pe
> 
> 
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