Network management software with high detailed traffic report

Sergey Voropaev serge.devorop at gmail.com
Fri Nov 26 02:45:38 CST 2010


We are using cisco switches like as 3750, 6500 etc. So there is no
fairqueue.

On 26 November 2010 09:43, Mikael Abrahamsson <swmike at swm.pp.se> wrote:

> On Fri, 26 Nov 2010, Sergey Voropaev wrote:
>
>  We use a several connections to the financial providers. This connections
>> are low bandwidth (up to 2 Mbps). This connections used by a number of
>> front
>> end services from a nubmer of departments and we could not differentiate
>> its
>> and configure QoS. But from time to time some one produce an extremely
>>  high
>> traffic spikes (less than 30 seconds) without congestion avoidance
>> mechanisms. Our task - is to find such applications and report to
>> management
>> and developers a problem. Also if we'll be aware about it we could
>> configure
>> QoS.
>>
>
> What kind of queuing are you using?
>
> It sounds like configuring fair-queue on the interface (if your platform
> supports that, usually the ones with 2M interfaces do), it should help with
> the problem you're describing.
>
> If you have CPU to spare, configure fair-queue everywhere you can where you
> don't have a "better" QoS-configuration in place. It really solves a lot of
> the problems people are seeing with FIFO and mixed traffic.
>
> --
> Mikael Abrahamsson    email: swmike at swm.pp.se
>



More information about the NANOG mailing list