PPT-RDMA with

byteaddressable PM RDMA Write Semantics to Remote Persistent Memory An Intel Perspective when utilizing Intel HW 120214 Chet Douglas DCG Crystal Ridge PE SW Architecture CPU ADR Domain RDMA with . Rinku Gupta. Dell Computers. Rinku_Gupta@Dell.Com. Dhabaleswar Panda. The Ohio State University. panda@cis.ohio-state.edu. Pavan Balaji. The Ohio State University. balaji@cis.ohio-state.edu. Jarek Nieplocha. M. J. Rashti. , R. E. Grant, P. Balaji and A. Afsahi. PRESENTATION OUTLINE. Background. Motivation for a Datagram-based iWARP. Datagram-iWARP Design & Implementation. Experimental Results. Summary & Future Works. 2broadened,includingnon-blockingnetworkoperations,re-motedirectmemoryaccess(RDMA),RDMAGather/ScatteroperationsinnetworkssuchasInniBand[10],[11],andspeculatingdemotions.Ourperformanceevaluationthrough Sean Hefty. Intel Corporation. Motivation (AKA the Problem). VERBS. More Specifically… . Programming. to Verbs. struct. . ibv_device. **. dev_list. ;. struct. . ibv_context. *. ib_ctx. = NULL;. W. EI. , J. IAXIN. S. HI. , Y. ANZHE. C. HEN. , . R. ONG. . C. HEN. , H. AIBO. C. HEN. Institute of Parallel and Distributed Systems. Shanghai Jiao Tong University, China. Fast In-memory Transaction Processing using . Emerging Persistent . Memory Technologies. Phase change memory. Heat changes memory . cells . between crystalline and amorphous states. Spin torque memory/MRAM. Magnetic layers within . m. emory cells . Software-defined . Networking . in Windows Server 2016. INF324. Agenda. The story so far…. New networking features & technologies. Cloud-scale fundamentals. SDN infrastructure. Network function virtualization. Balazs Voneki. CERN/EP/LHCb Online group. TIPP2017, Beijing. 23.05.2017. LHCb Upgrade. Early results of RDMA optimizations on top of 100 Gbps . Ethernet, TIPP2017, Beijing, 23.05.2017 . – Balazs Voneki. ‹#›. What is RDMA?. Remote Direct Memory Access to move buffers between two applications across a network. Direct memory access from the memory of one computer into that of another - bypass the operating system. Philip Moss. Chief Product Officer - . Acuutech. Provide services people want. Drive down cost of service delivery. Make money. The power of the software defined . DataCentre. Commodity software : Commodity hardware. Tom Talpey, Microsoft. Filesystems. Panel track. SMB3. The primary Windows remote file . p. rotocol. Long SMB history, since 1980’s. SMB1 since Windows 2000 (“CIFS” before that). SMB2.0 with Vista and Windows Server 2008, 2.1 in 7/2008R2. Although RDMA over Converged Ethernet (RoCE) has been well received by RoCE-capable adapter cards are available today from InfiniBand Trade Association members (left to right) Broadcom, Cavium, and M 6 Chelsio Communications Inc All rights reserved1Resilient RoCE Misconceptions vs RealityThe IdeaMellanox recently announcedthere is an alternative mechanism for RoCE to avoid packet loss which levera RDMA Write Semantics to Remote Persistent Memory. An Intel Perspective when utilizing Intel HW. 12/02/14. Chet Douglas, DCG Crystal Ridge PE SW Architecture. CPU. ADR Domain. RDMA with . DRAM . – Intel HW Architecture.