RDMAãEthernetä¸ã§å®ç¾ããä»çµã¿ã§ããRoCE v2ã«ã¤ãã¦ãã¤ã¯ãã½ãã社å ã§ã®éç¨ 1 ã«ã¤ãã¦èª¿ã¹ã¦ã¿ãã ã¤ã³ãã# RDMAã¨ããã¨Infinibandã¨ããã¤ã¡ã¼ã¸ã ã£ãããæè¿ã¯iWARPãRoCEãªã©ãåè£ã«ãªãã RoCEãç¥ããã«ããã¨ãRemote Direct Memory Access over Converged Ethernetã¨ãªãã Remote Direct Memory Access ã¨ã¯ãCPUãçµç±ããã«ãªã¢ã¼ããã¼ãã®ä¸»è¨æ¶ãèªã¿æ¸ãã§ããä»çµã¿ã§ãããConverged Ethernet ã¨ã¯ãã¹ã¬ã¹ãªEthernetã§ããã¨ç解ããã RoCEã¯2種é¡ã®ãã¼ã¸ã§ã³ v1 㨠v2 ããããv1ã¯L2ãããã®å¾ãã«RDMAã®ãã¤ãã¼ããç½®ãããæ§é ããã¦ãããåççã«L2ãµããããéã§ã®RDMAãæ³å®ãã¦ãããä¸æ¹ãv2ã¯L4ããã
é©ç¨å¯¾è±¡: âï¸ Linux VM âï¸ Windows VM âï¸ ãã¬ãã·ãã« ã¹ã±ã¼ã« ã»ãã âï¸ åä¸ã¹ã±ã¼ã« ã»ãã ã¡ãã»ã¼ã¸ ããã·ã³ã° ã¤ã³ã¿ã¼ãã§ã¤ã¹ (MPI) ã¯ãåæ£åã¡ã¢ãªä¸¦ååç¨ã®ãªã¼ãã³ ã©ã¤ãã©ãªã§ãããããã¡ã¯ã ã¹ã¿ã³ãã¼ãã§ãã å¤ãã® HPC ã¯ã¼ã¯ãã¼ãã«ããã£ã¦ãã使ç¨ããã¦ãã¾ãã RDMA 対å¿ã® HB ã·ãªã¼ãºããã³ N ã·ãªã¼ãº VM ä¸ã® HPC ã¯ã¼ã¯ãã¼ãã¯ãMPI ã使ç¨ããä½å¾ æ©æéã§é«å¸¯åå¹ ã® InfiniBand ãããã¯ã¼ã¯çµç±ã§éä¿¡ã§ãã¾ãã Azure ã® SR-IOV å¯¾å¿ VM ãµã¤ãºã§ã¯ãã»ã¼ãã¹ã¦ã®ãã¬ã¼ãã¼ã® MPI ã Mellanox OFED ã¨ä¸ç·ã«ä½¿ç¨ã§ãã¾ãã SR-IOV ã«å¯¾å¿ãã¦ããªã VM ã®å ´åããµãã¼ãããã¦ãã MPI å®è£ ã§ã¯ãVM éã®éä¿¡ã« Microsoft Network
Mellanox Technologies www.mellanox.com Mellanox GPUDirect RDMA User Manual Rev 1.5 Mellanox Technologies 350 Oakmead Parkway Suite 100 Sunnyvale , CA 94085 U.S.A. www.mellanox.com Tel: (408) 970-3400 Fax: (408) 970-3403 © Copyright 2017. Mellanox Technologies Ltd . All Rights Reserved . Mellanox®, Mellanox logo, Accelio®, BridgeX®, CloudX logo, CompustorX®, Connect-IB®, ConnectX®, CoolBox®, CORE-D
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