> In my test case to evaluate fetch-and-add, I spawn multiple threads, each > owning its own QP inside the same PD and context and sending fetch-and-add > requests without any inner contention (no lock, etc.). I quickly reach a > ceiling of about 900KOPS with 5/6 threads, and I have a hard time figuring out > why.
If you're setting inline data, try reducing it to 16 bytes or less. We've seen small message rates drop drastically when using a larger inline data size. - Sean -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
