[K12OSN] Large scale implementation in the pipe, input needed.

[Huck]

only 25 clients per server?
seems a bit on the low side no?

--Huck

norbert wrote:

> Hi Daniel,
>
> This is an issue that has come up countless times, school boards try 
> to centralise the server in the misguided belief that they willl 
> reduce the amount of maintenance.... (They've been working with M$ for 
> far too long !!!)
> X-windows is a very "heavy" protocol, make your life simple install 
> local servers in each school & run the client from them. I would put 
> about 25 client per server, have the servers clustered & sit back & 
> relax.
>
> good luck
>
> norbert
>
> daniel.hedblom at skola.solleftea.se wrote:
>
>> Hi!
>>
>> At the school district im an admin at there are talks about 
>> implementing a
>> large scale k12 LTSP solution. We have been testing succesfully on one
>> school but only with about 15 clients. The latest bid is to have one big
>> central server. It will be serving a cuple of other schools over 1 gbit
>> fiber connections. An estimate over the number of clients would be about
>> 50-60 at two schools and maybe 40 additional from other smaller schools
>> and locations.
>>
>> I have been pondering this quite a bit and im a bit concerned about the
>> cost of the server and backbones etc. Since other traffic flows in the
>> same fibers there will have to be some kind of vlan separating the 
>> traffic
>> since passwords etc flows unencrypted between client/server. I really
>> would appriciate input on this since i have a thing for linux and 
>> wouldnt
>> want an implementation to go wrong at my own turf. Is a central server a
>> good solution or is the benefit smaller than percieved? Have anyone done
>> this in a grand scale and what was the pitfalls in those cases?
>>
>> Im perticulary interested in how scaling have been solved on big sites.
>> Have tried an openmosix cluster but the benefit was small since we dont
>> run any cpu intensive applications.
>>
>> In short, is it a good solution to get a big iron hosting everything
>> instead of spreading several smaller Terminal Servers onsite and just
>> centralize /home and logins?
>>
>> All inputs are appriciated.
>>
>> Cheers!
>>
>> /daniel
>>
>>
>>
>>
>>
>>
>>
>>
>>
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>
>
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