[bf1942] Bandwidth advice

Michael Ressen netadmin at michiganburbs.com
Tue May 10 13:44:15 EDT 2005


g8 at the.whole.net wrote:
> On Tue, 10 May 2005, Michael Ressen wrote:
> 
>> Andreas Andersson wrote:
>>
>>> The figures for BF2 is roughly:
>>> 12kB/s upstream per player
>>> 3kB/s downstream per player
>>>
>>> For 64 players that means 768 upstream and 192 downstream.
>>>
>>> These are theoretical estimates, but it will give you some clue on what
>>> the server will require.
>>>
>>> /Andreas
>>
>>
>>
>> So, converting it's:
>>
>> 96kb up
>> 24kb down
>>
>> (6144 kb up = 4.42 T1's.)
>>
>> Need an OC3 for this then, as the bandwidth is even higher than BF:V.  :(
>>
>> I think most of us measure in bits, not bytes.   At least my routers do
>>
>> /BA
> 
> 
> 
> 6144 Kbit is 6.144 Megabit.  OC3 is 155 Mbit.  You won't need an OC3 but 
> it sure would be nice ;).  However, what you will need is at least 6, 
> preferable 10 Mbit (to deal with map load bursts) of upstream bandwidth.
> 
> 96Kb up is not too much additional from my original bf42 server admin 
> FAQ reccomendation of 50-80Kb per client (iirc).  From that:
> 
> "As a rough rule of thumb, each player requires anywhere from 50 to 80 
> KBps. You need a *minimum* of a T1 to support a 16 player server, dual 
> T1 (3 Mb) for a 32 player server, and just over 6 Mb for a 64 player 
> server (although that can hit up to 7 or 8 Mb/sec depending on how many 
> people are connecting and downloading maps)."
> 
> Looks like the max you should ever put on a T1 hasn't really changed; 16 
> players.  Anything beyond that you should put the server in a facility 
> which can give you aggregate upstream bandwidth of 2Mbit or higher.
> 
> -g8

Yeah, I realize the OC3 is overkill, however since you'd need 4+ T1's to 
do the job, most places go up a step.   Yeah a T3 is 45, which is 
probably the next logical step, but if you're buying THAT much bandwidth 
just for a gameserver, might as well go the distance :)

/BA



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