On Thu, 9 Apr 2015, Caitlin Bestler wrote: > > Infiniband is lossless and thus what "unreliable" means is also quite > > foggy. > > InfiniBand is not lossless. It does a superb job of avoiding drops caused > by congestion. But applications should not assume that all UD messages > have been received, but should add their own checking. That is why the > U stands for Unreliable. Well applications can screw up yes but the fabric *IS* lossless. > > > You are probably better off using RDMA ideas over UDP/UD, and doing the > > > direct memory placement from your own code, instead. > > > > So send the memory transfer info via multicast datagram to the > > endpoints and then run the transfer from the endpoint. > > Yes, possibly in a kermel module. Why? You can simply do this already from userspace with verbs messaging and RDMA tranfers. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html