> > Yes, a user can modify path lifetime via rdma_create_ep() but there
> > is no way for the user to know how much that will be manipulated and
> > increased in the IB CM driver.
>
> Sure there is. It's an open source driver. :)
>
> The ib_cm calculates the "correct" timeout based on the packet lifetime
> provided by the SA and the CA ack timeout. If user modifications to
> this value are necessary, then there is a bug in either the SA or HCA
> driver.
or there could be congestion on the fabric that the SA or HCA driver is unaware
of.
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