Bandwidth

Support questions about the Network Weather Map plugin

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jarhead
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Posts: 59
Joined: Tue Nov 22, 2005 2:24 pm
Location: Portland, Or

Bandwidth

Post by jarhead »

I have a 20MB Ethernet circuit and I have set the BANDWIDTH tag to be 20MB. The question I have is this. The 20MB tag sets each way to be 20MB? I can have up to 19MB flowing outbound and it is Red, but I will have 1MB inbound and it is Green. Is the correct way to set the bandwidth to 10MB? or how to I get an overall feeling for how taxed my circuit is using weathermap?

Thanks
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Howie
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Re: Bandwidth

Post by Howie »

jarhead wrote:I have a 20MB Ethernet circuit and I have set the BANDWIDTH tag to be 20MB. The question I have is this. The 20MB tag sets each way to be 20MB? I can have up to 19MB flowing outbound and it is Red, but I will have 1MB inbound and it is Green. Is the correct way to set the bandwidth to 10MB? or how to I get an overall feeling for how taxed my circuit is using weathermap?

Thanks
There's two arrows. One for inbound and one for outbound traffic. Look at both of them. Each percentage is calculated seperately.

If you *really* want the whole link (2 arrows) to change colour the same way, then I guess you could do something like:

Code: Select all

 TARGET   myfile.rrd:traffic_in:traffic_out  myfile.rrd:traffic_out:traffic_in
which will make the 'in' and 'out' values BOTH be the sum of in and outbound traffic, then set the bandwidth to 20M (I guess you mean 10 in + 10 out?).

There's no way to have the percentage be calculated for a half-duplex link though, if that's what you mean... (i.e. in + out = 10M), only full-duplex (10M in+10M out)
Weathermap 0.98a is out! & QuickTree 1.0. Superlinks is over there now (and built-in to Cacti 1.x).
Some Other Cacti tweaks, including strip-graphs, icons and snmp/netflow stuff.
(Let me know if you have UK DevOps or Network Ops opportunities, too!)
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