HP ML530 RDMA protocol: improving network performance - Page 1

RDMA protocol: improving network performance technology brief Abstract...2 Introduction...2 Limitations of TCP/IP ...2 RDMA solution ...3 RDMA over TCP ...4 RDMA protocol overview ...5 RDMA data transfer operations...6 Send operations ...6 RDMA write ...7 RDMA read ...7 Terminate ...7 Verbs...7 RNIC interface ...8 RDMA over InfiniBand...9 InfiniBand RDMA protocols ...10 Direct Access Programming Library 10 Sockets Direct Protocol ...10 SCSI RDMA Protocol...11 InfiniBand link operation ...11 Conclusion...11 For more information...12 Call to action ...12