[openib-general] [PATCHv2][RFC] kDAPL: use cm timers insteadofown

Sean Hefty sean.hefty at intel.com
Tue May 31 16:03:01 PDT 2005


>On Tue, 2005-05-31 at 14:34 -0700, Sean Hefty wrote:
>> >Sean,
>> >
>> >Is there any way of requesting an infinite number of retries?
>>
>> There is not, but nothing prevents a user from simply re-issuing a
>request
>> after it times out.
>
>Infinite retries inside the kernel does not sound like a good idea.  How
>would you break it?  At least we should have some sort of exponential
>backoff to prevent flooding the network.

To be a little more clear.  The CM protocol uses 4-bits for its number of
retries with a linear timeout.  What an app does above that is undefined.

- Sean




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