Monitoring bandwidth usage by user

[Roop Nanuwa]

Benjamin Meade wrote:

> Roop Nanuwa wrote:
>
>> Hello all,
>>       Is there any way to get live (or even just logged) monitoring 
>> of bandwidth
>> usage by user instead of just an aggregate amount for the entire 
>> machine/interface?
>
>
> Squid can do it. There are quite a few perl scripts that can build a 
> webpage from the log files and show you nice pretty graphs and such.
>
> This is assuming that by user you mean machines that are accessing the 
> net through a gateway.
>
Actually, no. These are all users who are logged into a single box (they 
have shell accounts). I
wanted to monitor each user's bandwidth usage individually to prevent abuse.

--roop