suggestions ?
Saber ZRELLI
zrelli at jaist.ac.jp
Wed Jun 2 19:32:58 GMT 2004
Erich Dollansky wrote:
> Hi,
>
> Saber ZRELLI wrote:
>
>>
>> Erich Dollansky wrote:
>
>
>>> If multiple servers provide the data, it should not matter which server
>>> provides it.
>>
>>
>>
>>
>> I see what you mean , you are talking at higher level ,
>
>
> It does not have to be at a higher level.
>
>> when i mentioned Robust TCP/IP i meant TCP connections in the kernel
>> network stack level ,
>> the architecture you are talking about is like a middle ware handeling
>> all TCP/IP connections for a client to multiple servers.
>>
> Yes. The client sees only one TCP/IP connection.
I cannot understand how all connections can be fused ?
> It also does not see which server provided the real data.
if my browser is connected to google and yahoo , then i need to
distinguish what data is coming from whish server , so it can be treated
correctly ...
I think i'm missing something ...
>
>> the mechanism is something like buffereing data in the network stack as
>> prevention for eventual connection problem , when that problem happens
>> and is detected , the Net. stack will try to reconnect ( while buffering
>> the user data ) , once the connection is reistablished the buffered data
>> will be sent and the user wont notice nothing ( if the outage time is
>> not huge of course ).
>>
> It is a bit more complex because as long as one server is able to
> provide the data the client gets the data immediatly but the software
> must make sure now that the failed server does not damage data.
what kind of applications could use this architecture ( anonymous
servers multiplexed into one TCP/IP connection ) ?
looks like peer 2 peer , no ?
>
> It is not this simple as it sounds at the start.
>
> The other papers will give you some inside information how things like
> this are done already and it also could give you some ideas to improve
> them further by hiding the fault-tolerance from the client.
>
> Erich
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>
--
Saber ZRELLI.
Japan Advanced Institute of Science and Technology
School of Information Sience.
Katayama Lab
mail : zrelli at jaist.ac.jp, saber_z at fastmail.fm
url : www.jaist.ac.jp/~zrelli
gpg-id : 0x7119EA78
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