[ofa-general] What is the size of async event queue ?

Tang, Changqing changquing.tang at hp.com
Mon Mar 5 09:06:34 PST 2007


 

> > Or:
> > 	Thank you for the description. I have read the spec 
> carefully and got 
> > some idea. But here is a case I don't know.
> > 
> > 	I have 1024 QPs on a single port/cable. There is NO 
> receive posted 
> > because I use pure RDMA write. And also there is no pending 
> send. At 
> > this point I pull the cable out.
> > 
> > 	I will get the port error event(right ?). Do I also get
> > 1024 QP error events ? Because there is no way to report through 
> > completion status. Or the QPs are still in good state even though I 
> > pull out cable ?
> > 
> > 
> 
> If you have 1024 QPs you should provision resources to handle 
> the case where all 1024 abruptly terminate.
> 

Yes, I just want a way to detect all QP failaures and clean all the QP
connections, either through completion status, or async event. But in
this case I don't know if I can get all the events.


--CQ


> 




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