{"id":1615,"date":"2023-07-31T12:39:18","date_gmt":"2023-07-31T04:39:18","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=1615"},"modified":"2023-11-13T15:54:43","modified_gmt":"2023-11-13T07:54:43","slug":"infiniband%ef%bc%8c%e5%88%b0%e5%ba%95%e6%98%af%e4%b8%aa%e5%95%a5%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=1615","title":{"rendered":"InfiniBand\uff0c\u5230\u5e95\u662f\u4e2a\u5565\uff1f"},"content":{"rendered":"
\u5bf9\u4e8eInfiniBand\uff0c\u5f88\u591a\u641e\u6570\u901a\u7684\u540c\u5b66\u80af\u5b9a\u4e0d\u4f1a\u964c\u751f\u3002<\/span><\/section>\n

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\u8fdb\u516521\u4e16\u7eaa\u4ee5\u6765\uff0c\u968f\u7740\u4e91\u8ba1\u7b97\u3001\u5927\u6570\u636e\u7684\u4e0d\u65ad\u666e\u53ca\uff0c\u6570\u636e\u4e2d\u5fc3\u83b7\u5f97\u4e86\u9ad8\u901f\u53d1\u5c55\u3002\u800cInfiniBand\uff0c\u5c31\u662f\u6570\u636e\u4e2d\u5fc3\u91cc\u7684\u4e00\u9879\u5173\u952e\u6280\u672f\uff0c\u5730\u4f4d\u6781\u4e3a\u91cd\u8981\u3002<\/span><\/section>\n

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\u5c24\u5176\u662f\u4eca\u5e74\u4ee5\u6765\uff0c\u4ee5ChatGPT\u4e3a\u4ee3\u8868\u7684AI\u5927\u6a21\u578b\u5f3a\u52bf\u5d1b\u8d77\uff0c\u66f4\u662f\u8ba9InfiniBand\u7684\u5173\u6ce8\u70ed\u5ea6\u5927\u6da8\u3002\u56e0\u4e3a\uff0cGPT\u4eec\u6240\u4f7f\u7528\u7684\u7f51\u7edc\uff0c\u5c31\u662f\u82f1\u4f1f\u8fbe\u516c\u53f8\u57fa\u4e8eInfiniBand\u6784\u5efa\u7684\u3002<\/span><\/span><\/span><\/span><\/span><\/section>\n

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\u90a3\u4e48\uff0cInfiniBand<\/span>\u5230\u5e95\u662f\u4ec0\u4e48\u6280\u672f\uff1f\u5b83\u4e3a\u4ec0\u4e48\u4f1a\u500d\u53d7\u8ffd\u6367\uff1f\u4eba\u4eec\u7ecf\u5e38\u8ba8\u8bba\u7684\u201cInfiniBand\u4e0e\u4ee5\u592a\u7f51\u201d<\/span>\u4e4b\u4e89\uff0c\u53c8\u662f\u600e\u4e48\u56de\u4e8b\uff1f<\/span><\/span><\/section>\n

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\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5c31\u8ba9\u5c0f\u67a3\u541b\u6765\u9010\u4e00\u89e3\u7b54\u3002<\/span><\/section>\n

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\u2588<\/span><\/strong><\/span> InfiniBand\u7684\u53d1\u5c55\u5386\u7a0b<\/span><\/strong><\/section>\n

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InfiniBand\uff08\u7b80\u79f0IB<\/span>\uff09\uff0c\u662f\u4e00\u79cd\u80fd\u529b\u5f88\u5f3a\u7684\u901a\u4fe1\u6280\u672f\u534f\u8bae\u3002\u5b83\u7684\u82f1\u6587\u76f4\u8bd1\u8fc7\u6765\uff0c\u5c31\u662f\u201c\u65e0\u9650\u5e26\u5bbd\u201d<\/span>\u3002<\/span><\/section>\n
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Infiniband\u7684\u8bde\u751f\u6545\u4e8b\uff0c\u8fd8\u8981\u4ece\u8ba1\u7b97\u673a\u7684\u67b6\u6784\u8bb2\u8d77\u3002<\/span><\/section>\n

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\u5927\u5bb6\u90fd\u77e5\u9053\uff0c\u73b0\u4ee3\u610f\u4e49\u4e0a\u7684\u6570\u5b57\u8ba1\u7b97\u673a\uff0c\u4ece\u8bde\u751f\u4e4b\u65e5\u8d77\uff0c\u4e00\u76f4\u90fd\u662f\u91c7\u7528\u7684\u51af\u00b7\u8bfa\u4f9d\u66fc\u67b6\u6784<\/strong>\u3002\u5728\u8fd9\u4e2a\u67b6\u6784\u4e2d\uff0c\u6709CPU\uff08\u8fd0\u7b97\u5668\u3001\u63a7\u5236\u5668\uff09\u3001\u5b58\u50a8\u5668\uff08\u5185\u5b58\u3001\u786c\u76d8\uff09\uff0c\u8fd8\u6709I\/O\uff08\u8f93\u5165\/\u8f93\u51fa\uff09\u8bbe\u5907\u3002<\/span><\/section>\n

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\u4e0a\u4e16\u7eaa90\u5e74\u4ee3\u65e9\u671f\uff0c\u4e3a\u4e86\u652f\u6301\u8d8a\u6765\u8d8a\u591a\u7684\u5916\u90e8\u8bbe\u5907\uff0c\u82f1\u7279\u5c14\u516c\u53f8\u7387\u5148\u5728\u6807\u51c6PC\u67b6\u6784\u4e2d\u5f15\u5165<\/span><\/span>PCI<\/span><\/strong>\uff08Peripheral Component Interconnect\uff0c\u5916\u8bbe\u90e8\u4ef6\u4e92\u8fde\u6807\u51c6\uff09\u603b\u7ebf\u8bbe\u8ba1\u3002<\/span><\/span><\/section>\n
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PCI\u603b\u7ebf\uff0c\u5176\u5b9e\u5c31\u662f\u4e00\u6761\u901a\u9053\u3002<\/span><\/section>\n

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\u4e0d\u4e45\u540e\uff0c\u4e92\u8054\u7f51\u8fdb\u5165\u9ad8\u901f\u53d1\u5c55\u9636\u6bb5\u3002\u7ebf\u4e0a\u4e1a\u52a1\u548c\u7528\u6237\u89c4\u6a21\u7684\u4e0d\u65ad\u589e\u52a0\uff0c\u7ed9IT\u7cfb\u7edf\u7684\u627f\u8f7d\u80fd\u529b\u5e26\u6765\u4e86\u5f88\u5927\u6311\u6218\u3002<\/span><\/section>\n
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\u5f53\u65f6\uff0c\u5728\u6469\u5c14\u5b9a\u5f8b\u7684\u52a0\u6301\u4e0b\uff0cCPU\u3001\u5185\u5b58\u3001\u786c\u76d8\u7b49\u90e8\u4ef6\u90fd\u5728\u5feb\u901f\u5347\u7ea7\u3002\u800cPCI\u603b\u7ebf\uff0c\u5347\u7ea7\u901f\u5ea6\u7f13\u6162\uff0c\u5927\u5927\u9650\u5236\u4e86I\/O\u6027\u80fd\uff0c\u6210\u4e3a\u6574\u4e2a\u7cfb\u7edf\u7684\u74f6\u9888\u3002<\/span><\/span><\/section>\n
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\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u82f1\u7279\u5c14\u3001\u5fae\u8f6f\u3001SUN\u516c\u53f8\u4e3b\u5bfc\u5f00\u53d1\u4e86\u201cNext Generation I\/O\uff08NGIO<\/span>\uff09\u201d\u6280\u672f\u6807\u51c6\u3002\u800cIBM\u3001\u5eb7\u67cf\u4ee5\u53ca\u60e0\u666e\u516c\u53f8\uff0c\u5219\u4e3b\u5bfc\u5f00\u53d1\u7684\u201cFuture I\/O\uff08<\/span>FIO\uff09<\/span>\u201d\u3002IBM\u8fd9\u4e09\u5bb6\u516c\u53f8\uff0c\u8fd8\u5408\u529b\u641e\u51fa\u4e86PCI-X<\/strong>\u6807\u51c6\uff081998\u5e74\uff09\u3002<\/span><\/section>\n

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1999\u5e74\uff0cFIO Developers Forum\u548cNGIO Forum\u8fdb\u884c\u4e86\u5408\u5e76\uff0c\u521b\u7acb\u4e86InfiniBand\u8d38\u6613\u534f\u4f1a\uff08InfiniBand Trade Association\uff0c<\/span>IBTA\uff09<\/strong>\u3002<\/span><\/section>\n

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\u5f88\u5feb\uff0c2000\u5e74\uff0cInfiniBand\u67b6\u6784\u89c4\u8303\u76841.0\u7248\u672c\u6b63\u5f0f\u53d1\u5e03\u4e86\u3002<\/span><\/section>\n

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\u7b80\u5355\u6765\u8bf4\uff0cInfiniBand\u7684\u8bde\u751f\u76ee\u7684\uff0c\u5c31\u662f\u4e3a\u4e86\u53d6\u4ee3PCI\u603b\u7ebf\u3002\u5b83\u5f15\u5165\u4e86RDMA\u534f\u8bae\uff0c\u5177\u6709\u66f4\u4f4e\u7684\u5ef6\u8fdf\uff0c\u66f4\u5927\u7684\u5e26\u5bbd\uff0c\u66f4\u9ad8\u7684\u53ef\u9760\u6027\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u5f3a\u5927\u7684I\/O\u6027\u80fd\u3002\uff08\u6280\u672f\u7ec6\u8282\uff0c\u540e\u6587\u4f1a\u8be6\u7ec6\u4ecb\u7ecd\u3002\uff09<\/span><\/span><\/section>\n

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\u8bf4\u5230InfiniBand\uff0c\u6709\u4e00\u5bb6\u516c\u53f8\u6211\u4eec\u662f\u5fc5\u987b\u63d0\u5230\u7684\uff0c\u90a3\u5c31\u662f\u5927\u540d\u9f0e\u9f0e\u7684Mellanox<\/span><\/strong>\u3002<\/span>
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\u8fc8\u7edc\u601d<\/span><\/section>\n
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1999\u5e745\u6708\uff0c\u51e0\u540d\u4ece\u82f1\u7279\u5c14\u516c\u53f8\u548c\u4f3d\u5229\u7565\u6280\u672f\u516c\u53f8\u79bb\u804c\u7684\u5458\u5de5\uff0c\u5728\u4ee5\u8272\u5217\u521b\u7acb\u4e86\u4e00\u5bb6\u82af\u7247\u516c\u53f8\uff0c\u5c06\u5176\u547d\u540d\u4e3aMellanox\u3002<\/span><\/section>\n

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Mellanox<\/span><\/span>\u516c\u53f8\u6210\u7acb\u540e\uff0c\u5c31\u52a0\u5165\u4e86NGIO\u3002<\/span>\u540e\u6765\uff0cNGIO\u548cFIO\u5408\u5e76\uff0c<\/span>Mellanox<\/span>\u968f\u4e4b\u52a0\u5165\u4e86<\/span>InfiniBand\u9635\u8425\u30022001\u5e74\uff0c\u4ed6\u4eec\u63a8\u51fa\u4e86\u81ea\u5df1\u7684\u9996\u6b3eInfiniBand<\/span>\u4ea7\u54c1\u3002<\/span><\/section>\n
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2002\u5e74\uff0cInfiniBand\u9635\u8425\u7a81\u906d\u5de8\u53d8\u3002<\/span><\/section>\n

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\u8fd9\u4e00\u5e74\uff0c\u82f1\u7279\u5c14\u516c\u53f8\u201c\u4e34\u9635\u8131\u9003\u201d\uff0c\u51b3\u5b9a\u8f6c\u5411\u5f00\u53d1PCI Express\uff08\u4e5f\u5c31\u662fPCIe\uff0c2004\u5e74\u63a8\u51fa\uff09\u3002\u800c\u53e6\u4e00\u5bb6\u5de8\u5934\u5fae\u8f6f\uff0c\u4e5f\u9000\u51fa\u4e86InfiniBand\u7684\u5f00\u53d1\u3002<\/span><\/section>\n

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\u5c3d\u7ba1SUN\u548c\u65e5\u7acb\u7b49\u516c\u53f8\u4ecd\u9009\u62e9\u575a\u6301\uff0c\u4f46InfiniBand\u7684\u53d1\u5c55\u5df2\u7136\u8499\u4e0a\u4e86\u9634\u5f71\u3002<\/span><\/section>\n

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2003\u5e74\u5f00\u59cb\uff0cInfiniBand\u8f6c\u5411\u4e86\u4e00\u4e2a\u65b0\u7684\u5e94\u7528\u9886\u57df\uff0c\u90a3\u5c31\u662f\u8ba1\u7b97\u673a\u96c6\u7fa4\u4e92\u8054<\/strong>\u3002<\/span><\/span><\/section>\n

\u8fd9\u4e00\u5e74\uff0c\u7f8e\u56fd\u5f17\u5409\u5c3c\u4e9a\u7406\u5de5\u5b66\u9662\u521b\u5efa\u4e86\u4e00\u4e2a\u57fa\u4e8eInfiniBand\u6280\u672f\u7684\u96c6\u7fa4\uff0c\u5728\u5f53\u65f6\u7684TOP500\uff08\u5168\u7403\u8d85\u7ea7\u8ba1\u7b97\u673a500\u5f3a\uff09\u6d4b\u8bd5\u4e2d\u6392\u540d\u7b2c\u4e09\u3002<\/span><\/section>\n

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2004\u5e74\uff0c\u53e6\u4e00\u4e2a\u91cd\u8981\u7684InfiniBand\u975e\u76c8\u5229<\/span>\u7ec4\u7ec7\u8bde\u751f\u2014\u2014<\/span><\/span>OFA\uff08Open Fabrics Alliance\uff0c\u5f00\u653eFabrics\u8054\u76df\uff09<\/span><\/strong>\u3002<\/span><\/span><\/section>\n

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OFA\u548cIBTA\u662f\u914d\u5408\u5173\u7cfb\u3002<\/span>IBTA\u4e3b\u8981\u8d1f\u8d23\u5f00\u53d1\u3001\u7ef4\u62a4\u548c\u589e\u5f3aInfiniband\u534f\u8bae\u6807\u51c6\uff1bOFA\u8d1f\u8d23\u5f00\u53d1\u548c\u7ef4\u62a4Infiniband\u534f\u8bae\u548c\u4e0a\u5c42\u5e94\u7528API\u3002<\/span><\/section>\n

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2005\u5e74\uff0cInfiniBand\u53c8\u627e\u5230\u4e86\u4e00\u4e2a\u65b0\u573a\u666f\u2014\u2014\u5b58\u50a8\u8bbe\u5907\u7684\u8fde\u63a5<\/strong>\u3002<\/span><\/section>\n

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\u8001\u4e00\u8f88\u7f51\u5de5\u4e00\u5b9a\u8bb0\u5f97\uff0c\u5f53\u5e74InfiniBand\u548cFC\uff08Fibre Channel\uff0c\u5149\u7ea4\u901a\u9053\uff09\u662f\u975e\u5e38\u65f6\u9ae6\u7684SAN\uff08Storage Area Network\uff0c\u5b58\u50a8\u533a\u57df\u7f51\u7edc\uff09\u6280\u672f\u3002\u5c0f\u67a3\u541b\u521d\u6b21\u63a5\u89e6InfiniBand\uff0c\u5c31\u662f\u5728\u8fd9\u4e2a\u65f6\u5019\u3002<\/span><\/span><\/span><\/section>\n

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\u518d\u540e\u6765\uff0cInfiniBand\u6280\u672f\u9010\u6e10\u6df1\u5165\u4eba\u5fc3\uff0c\u5f00\u59cb\u6709\u4e86\u8d8a\u6765\u8d8a\u591a\u7684\u7528\u6237\uff0c\u5e02\u573a\u5360\u6bd4\u4e5f\u4e0d\u65ad\u63d0\u5347\u3002<\/span><\/span><\/section>\n

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\u5230\u4e862009\u5e74\uff0c\u5728TOP500\u699c\u5355\u4e2d\uff0c\u5df2\u7ecf\u6709181\u4e2a\u91c7\u7528\u4e86InfiniBand\u6280\u672f\u3002\uff08\u5f53\u7136\uff0c\u5343\u5146\u4ee5\u592a\u7f51\u5f53\u65f6\u4ecd\u7136\u662f\u4e3b\u6d41\uff0c\u5360\u4e86<\/span><\/span>259\u4e2a\u3002\uff09<\/span><\/span><\/section>\n

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\u5728InfiniBand\u9010\u6e10\u5d1b\u8d77\u7684\u8fc7\u7a0b\u4e2d\uff0cMellanox\u4e5f\u5728\u4e0d\u65ad\u58ee\u5927\uff0c\u9010\u6e10\u6210\u4e3a\u4e86InfiniBand\u5e02\u573a\u7684\u9886\u5bfc\u8005\u3002<\/span><\/span><\/section>\n

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2010\u5e74\uff0cMellanox\u548cVoltaire\u516c\u53f8<\/span>\u5408\u5e76\uff0cInfiniBand\u4e3b\u8981\u4f9b\u5e94\u5546\u53ea\u5269\u4e0bMellanox\u548c<\/span>QLogic\u3002\u4e0d\u4e45\u540e\uff0c<\/span>2012\u5e74\uff0c\u82f1\u7279\u5c14\u516c\u53f8\u51fa\u8d44\u6536\u8d2d\u4e86QLogic\u7684InfiniBand\u6280\u672f\uff0c\u8fd4\u56de\u5230InfiniBand\u7684\u7ade\u4e89\u8d5b\u9053\u3002<\/span><\/section>\n

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2012\u5e74\u4e4b\u540e\uff0c\u968f\u7740\u9ad8\u6027\u80fd\u8ba1\u7b97\uff08HPC\uff09\u9700\u6c42\u7684\u4e0d\u65ad\u589e\u957f\uff0cInfiniBand\u6280\u672f\u7ee7\u7eed\u9ad8\u6b4c\u731b\u8fdb\uff0c\u5e02\u573a\u4efd\u989d\u4e0d\u65ad\u63d0\u5347<\/span>\u3002<\/span><\/section>\n

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2015\u5e74\uff0cInfiniBand\u6280\u672f\u5728TOP500\u699c\u5355\u4e2d\u7684\u5360\u6bd4\u9996\u6b21\u8d85\u8fc7\u4e8650%\uff0c\u8fbe\u523051.4%\uff08257\u5957<\/span>\uff09<\/span>\u3002<\/span><\/section>\n

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\u8fd9\u6807\u5fd7\u7740InfiniBand\u6280\u672f\u9996\u6b21\u5b9e\u73b0\u4e86\u5bf9\u4ee5\u592a\u7f51\uff08Ethernet\uff09\u6280\u672f\u7684\u9006\u88ad\u3002<\/span><\/strong>InfiniBand \u6210\u4e3a\u8d85\u7ea7\u8ba1\u7b97\u673a\u6700\u9996\u9009\u7684\u5185\u90e8\u8fde\u63a5\u6280\u672f\u3002<\/span><\/section>\n

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2013\u5e74\uff0cMellanox\u76f8\u7ee7\u6536\u8d2d\u4e86\u7845\u5149\u5b50\u6280\u672f\u516c\u53f8Kotura\u548c\u5e76\u884c\u5149\u4e92\u8fde\u82af\u7247\u5382\u5546IPtronics\uff0c\u8fdb\u4e00\u6b65\u5b8c\u5584\u4e86\u81ea\u8eab\u4ea7\u4e1a\u5e03\u5c40\u3002<\/span>2015\u5e74\uff0cMellanox\u5728\u5168\u7403InfiniBand\u5e02\u573a\u4e0a\u7684\u5360\u6709\u7387\u8fbe\u523080%\u3002\u4ed6\u4eec\u7684\u4e1a\u52a1\u8303\u56f4\uff0c\u5df2\u7ecf\u4ece\u82af\u7247\u9010\u6b65\u5ef6\u4f38\u5230\u7f51\u5361\u3001\u4ea4\u6362\u673a\/\u7f51\u5173\u3001\u8fdc\u7a0b\u901a\u4fe1\u7cfb\u7edf\u548c\u7ebf\u7f06\u53ca\u6a21\u5757\u5168\u9886\u57df\uff0c\u6210\u4e3a\u4e16\u754c\u7ea7\u7f51\u7edc\u63d0\u4f9b\u5546\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u9762\u5bf9InfiniBand\u7684\u8d76\u8d85\uff0c\u4ee5\u592a\u7f51\u4e5f\u6ca1\u6709\u5750\u4ee5\u5f85\u6bd9\u3002<\/span><\/span><\/section>\n

<\/span><\/section>\n
2010\u5e744\u6708\uff0cIBTA\u53d1\u5e03\u4e86RoCE\uff08RDMA over Converged Ethernet\uff0c\u57fa\u4e8e\u878d\u5408\u4ee5\u592a\u7f51\u7684\u8fdc\u7a0b\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff09\uff0c\u5c06InfiniBand\u4e2d\u7684RDMA\u6280\u672f\u201c\u79fb\u690d\u201d\u5230\u4e86\u4ee5\u592a\u7f51\u30022014\u5e74\uff0c\u4ed6\u4eec\u53c8\u63d0\u51fa\u66f4\u52a0\u6210\u719f\u7684RoCE v2\u3002<\/span><\/span><\/span><\/span><\/span><\/section>\n

<\/span><\/section>\n
\u6709\u4e86RoCE v2\uff0c\u4ee5\u592a\u7f51\u5927\u5e45\u7f29\u5c0f\u4e86\u548cInfiniBand\u4e4b\u95f4\u7684\u6280\u672f\u6027\u80fd\u5dee\u8ddd\uff0c\u7ed3\u5408\u672c\u8eab\u56fa\u6709\u7684\u6210\u672c\u548c\u517c\u5bb9\u6027\u4f18\u52bf\uff0c\u53c8\u5f00\u59cb\u53cd\u6740\u56de\u6765\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5927\u5bb6\u901a\u8fc7\u4e0b\u9762\u8fd9\u5f20\u56fe\uff0c\u53ef\u4ee5\u770b\u51fa\u4ece2007\u5e74\u52302021\u5e74\u7684TOP500\u699c\u5355\u6280\u672f\u5360\u6bd4\u3002<\/span><\/section>\n

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<\/section>\n
<\/section>\n
\u5982\u56fe\u6240\u793a\uff0c2015\u5e74\u5f00\u59cb\uff0c25G\u53ca\u66f4\u9ad8\u901f\u7387\u7684\u4ee5\u592a\u7f51\uff08\u56fe\u4e2d\u6df1\u7eff\u8272\u7684\u7ebf\uff09\u5d1b\u8d77\uff0c\u8fc5\u901f\u6210\u4e3a\u884c\u4e1a\u65b0\u5ba0\uff0c\u4e00\u5ea6\u538b\u5236\u4f4f\u4e86<\/span>InfiniBand\u3002<\/span><\/section>\n
<\/section>\n
2019\u5e74\uff0c\u82f1\u4f1f\u8fbe\uff08Nvidia\uff09\u516c\u53f8\u8c6a\u63b769\u4ebf\u7f8e\u5143\uff0c\u51fb\u8d25\u5bf9\u624b\u82f1\u7279\u5c14\u548c\u5fae\u8f6f\uff08\u5206\u522b\u51fa\u4ef760\u4ebf\u548c55\u4ebf\u7f8e\u5143\uff09\uff0c\u6210\u529f\u6536\u8d2d\u4e86Mellanox\u3002<\/span><\/strong><\/section>\n

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<\/section>\n
<\/section>\n
\u5bf9\u4e8e\u6536\u8d2d\u539f\u56e0\uff0c\u82f1\u4f1f\u8fbeCEO\u9ec4\u4ec1\u52cb\u662f\u8fd9\u4e48\u89e3\u91ca\u7684\uff1a<\/span><\/section>\n

<\/span><\/section>\n
\u201c\u8fd9\u662f\u4e24\u5bb6\u5168\u7403\u9886\u5148\u9ad8\u6027\u80fd\u8ba1\u7b97\u516c\u53f8\u7684\u7ed3\u5408\uff0c\u6211\u4eec\u4e13\u6ce8\u4e8e\u52a0\u901f\u8ba1\u7b97\uff08accelerated computing\uff09\uff0c\u800cMellanox\u4e13\u6ce8\u4e8e\u4e92\u8054\u548c\u5b58\u50a8\u3002\u201d<\/span><\/section>\n

<\/span><\/section>\n
\u73b0\u5728\u770b\u6765\uff0c\u8001\u9ec4\u7684\u51b3\u7b56\u662f\u975e\u5e38\u6709\u8fdc\u89c1\u7684\u3002<\/span><\/section>\n

<\/span>\u6b63\u5982\u5927\u5bb6\u6240\u89c1\uff0cAIGC\u5927\u6a21\u578b\u5d1b\u8d77\uff0c\u6574\u4e2a\u793e\u4f1a\u5bf9\u9ad8\u6027\u80fd\u8ba1\u7b97\u548c\u667a\u80fd\u8ba1\u7b97\u7684\u9700\u6c42\u4e95\u55b7\u3002<\/span><\/section>\n

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<\/section>\n
<\/section>\n
\u60f3\u8981\u652f\u6491\u5982\u6b64\u5e9e\u5927\u7684\u7b97\u529b\u9700\u6c42\uff0c\u5fc5\u987b\u4f9d\u8d56\u4e8e\u9ad8\u6027\u80fd\u8ba1\u7b97\u96c6\u7fa4\u3002\u800cInfiniBand\uff0c\u5728\u6027\u80fd\u4e0a\u662f\u9ad8\u6027\u80fd\u8ba1\u7b97\u96c6\u7fa4\u7684\u6700\u4f73\u9009\u62e9\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5c06\u81ea\u5bb6\u7684GPU\u7b97\u529b\u4f18\u52bf\u4e0eMellanox\u7684\u7f51\u7edc\u4f18\u52bf\u76f8\u7ed3\u5408\uff0c\u5c31\u7b49\u4e8e\u6253\u9020\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u201c\u7b97\u529b\u5f15\u64ce\u201d\u3002\u5728\u7b97\u529b\u57fa\u7840\u8bbe\u65bd\u4e0a\uff0c\u82f1\u4f1f\u8fbe\u6beb\u65e0\u7591\u95ee\u5360\u636e\u4e86\u9886\u5148\u4f18\u52bf\u3002
<\/span><\/section>\n

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\u5982\u4eca\uff0c\u5728\u9ad8\u6027\u80fd\u7f51\u7edc\u7684\u7ade\u4e89\u4e0a\uff0c\u5c31\u662fInfiniBand\u548c\u9ad8\u901f\u4ee5\u592a\u7f51\u7684\u7f20\u6597\u3002\u53cc\u65b9\u52bf\u5747\u529b\u654c\u3002\u4e0d\u5dee\u94b1\u7684\u5382\u5546\uff0c\u66f4\u591a\u4f1a\u9009\u62e9InfiniBand\u3002\u800c\u8ffd\u6c42\u6027\u4ef7\u6bd4\u7684\uff0c\u5219\u4f1a\u66f4\u503e\u5411\u9ad8\u901f\u4ee5\u592a\u7f51\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5269\u4e0b\u8fd8\u6709\u4e00\u4e9b\u6280\u672f\uff0c\u4f8b\u5982IBM\u7684BlueGene\u3001Cray\uff0c\u8fd8\u6709Intel\u7684OmniPath\uff0c\u57fa\u672c\u5c5e\u4e8e\u7b2c\u4e8c\u9635\u8425\u4e86\u3002<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n
\u2588 <\/span>InfiniBand\u7684\u6280\u672f\u539f\u7406<\/span><\/strong><\/span>
<\/span><\/section>\n

<\/span><\/section>\n
\u4ecb\u7ecd\u5b8cInfiniBand\u7684\u53d1\u5c55\u5386\u7a0b\uff0c\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u518d\u770b\u770b\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u3002\u4e3a\u4ec0\u4e48\u5b83\u4f1a\u6bd4\u4f20\u7edf\u4ee5\u592a\u7f51\u66f4\u5f3a\u3002\u5b83\u7684\u4f4e\u65f6\u5ef6\u548c\u9ad8\u6027\u80fd\uff0c\u7a76\u7adf\u662f\u5982\u4f55\u5b9e\u73b0\u7684\u3002<\/span><\/section>\n

<\/span><\/section>\n
    \n
  • \n
    \u8d77\u5bb6\u672c\u9886\u2014\u2014RDMA<\/span><\/strong>
    <\/span><\/section>\n<\/li>\n<\/ul>\n

    <\/span><\/section>\n
    \u524d\u6587\u63d0\u5230\uff0c<\/span>InfiniBand\u6700\u7a81\u51fa\u7684\u4e00\u4e2a\u4f18\u52bf\uff0c\u5c31\u662f\u7387\u5148\u5f15\u5165RDMA\uff08Remote Direct Memory Access\uff0c\u8fdc\u7a0b\u76f4\u63a5\u6570\u636e\u5b58\u53d6\uff09<\/strong>\u534f\u8bae\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u5728\u4f20\u7edfTCP\/IP\u4e2d\uff0c\u6765\u81ea\u7f51\u5361\u7684\u6570\u636e\uff0c\u5148\u62f7\u8d1d\u5230\u6838\u5fc3\u5185\u5b58\uff0c\u7136\u540e\u518d\u62f7\u8d1d\u5230\u5e94\u7528\u5b58\u50a8\u7a7a\u95f4\uff0c\u6216\u4ece\u5e94\u7528\u7a7a\u95f4\u5c06\u6570\u636e\u62f7\u8d1d\u5230\u6838\u5fc3\u5185\u5b58\uff0c\u518d\u7ecf\u7531\u7f51\u5361\u53d1\u9001\u5230Internet\u3002<\/span><\/section>\n
    <\/section>\n
    \u8fd9\u79cdI\/O\u64cd\u4f5c\u65b9\u5f0f\uff0c\u9700\u8981\u7ecf\u8fc7\u6838\u5fc3\u5185\u5b58\u7684\u8f6c\u6362\u3002\u5b83\u589e\u52a0\u4e86\u6570\u636e\u6d41\u4f20\u8f93\u8def\u5f84\u7684\u957f\u5ea6\uff0c\u589e\u52a0\u4e86CPU\u7684\u8d1f\u62c5\uff0c\u4e5f\u589e\u52a0\u4e86\u4f20\u8f93\u5ef6\u8fdf\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/section>\n
    \u4f20\u7edf\u6a21\u5f0f VS RDMA\u6a21\u5f0f<\/span><\/section>\n

    <\/span><\/section>\n
    RDMA\u76f8\u5f53\u4e8e\u662f\u4e00\u4e2a\u201c\u6d88\u706d\u4e2d\u95f4\u5546\u201d\u7684\u6280\u672f\u3002<\/span><\/section>\n
    <\/section>\n
    RDMA\u7684\u5185\u6838\u65c1\u8def\u673a\u5236\uff0c\u5141\u8bb8\u5e94\u7528\u4e0e\u7f51\u5361\u4e4b\u95f4\u7684\u76f4\u63a5\u6570\u636e\u8bfb\u5199\uff0c\u5c06\u670d\u52a1\u5668\u5185\u7684\u6570\u636e\u4f20\u8f93\u65f6\u5ef6\u964d\u4f4e\u5230\u63a5\u8fd11us\u3002<\/span><\/section>\n
    <\/section>\n
    \u540c\u65f6\uff0cRDMA\u7684\u5185\u5b58\u96f6\u62f7\u8d1d\u673a\u5236\uff0c\u5141\u8bb8\u63a5\u6536\u7aef\u76f4\u63a5\u4ece\u53d1\u9001\u7aef\u7684\u5185\u5b58\u8bfb\u53d6\u6570\u636e\uff0c\u7ed5\u5f00\u4e86\u6838\u5fc3\u5185\u5b58\u7684\u53c2\u4e0e\uff0c<\/span>\u6781\u5927\u5730\u51cf\u5c11\u4e86CPU\u7684\u8d1f\u62c5\uff0c\u63d0\u5347CPU\u7684\u6548\u7387\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u5982\u524d\u6587\u6240\u8bf4\uff0cInfiniBand\u4e4b\u6240\u4ee5\u80fd\u8fc5\u901f\u5d1b\u8d77\uff0cRDMA\u5c45\u529f\u81f3\u4f1f\u3002<\/span><\/span><\/section>\n

    <\/span><\/section>\n
      \n
    • \n
      InfiniBand\u7684\u7f51\u7edc\u67b6\u6784<\/span><\/strong><\/section>\n<\/li>\n<\/ul>\n
      <\/section>\n
      InfiniBand\u7684\u7f51\u7edc\u62d3\u6251\u7ed3\u6784\u793a\u610f\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/span><\/section>\n
      <\/section>\n
      <\/section>\n

      <\/span><\/section>\n
      InfiniBand\u662f\u4e00\u79cd\u57fa\u4e8e\u901a\u9053\u7684\u7ed3\u6784\uff0c<\/span>\u7ec4\u6210\u5355\u5143\u4e3b\u8981\u5206\u4e3a\u56db\u7c7b\uff1a<\/span><\/section>\n
      <\/section>\n
      \u00b7 HCA\uff08Host Channel Adapter\uff0c\u4e3b\u673a\u901a\u9053\u9002\u914d\u5668\uff09<\/span><\/span><\/section>\n
      \u00b7 TCA\uff08Target Channel Adapter\uff0c\u76ee\u6807\u901a\u9053\u9002\u914d\u5668\uff09<\/span><\/span><\/section>\n
      \u00b7 InfiniBand link\uff08\u8fde\u63a5\u901a\u9053\uff0c\u53ef\u4ee5\u662f\u7535\u7f06\u6216\u5149\u7ea4\uff0c\u4e5f\u53ef\u4ee5\u662f\u677f\u4e0a\u94fe\u8def<\/span>\uff09<\/span><\/section>\n
      \u00b7 InfiniBand<\/span>\u4ea4\u6362\u673a\u548c\u8def\u7531\u5668\uff08\u7ec4\u7f51\u7528\u7684\uff09<\/span><\/span><\/section>\n
      <\/section>\n
      \u901a\u9053\u9002\u914d\u5668\u5c31\u662f\u642d\u5efaInfiniBand\u901a\u9053\u7528\u7684\u3002\u6240\u6709\u4f20\u8f93\u5747\u4ee5\u901a\u9053\u9002\u914d\u5668\u5f00\u59cb\u6216\u7ed3\u675f\uff0c\u4ee5\u786e\u4fdd\u5b89\u5168\u6216\u5728\u7ed9\u5b9a\u7684QoS\uff08\u670d\u52a1\u8d28\u91cf\uff09\u7ea7\u522b\u4e0b\u5de5\u4f5c\u3002<\/span><\/span><\/span><\/section>\n

      <\/span><\/section>\n
      \u4f7f\u7528InfiniBand\u7684\u7cfb\u7edf\u53ef\u4ee5\u7531\u591a\u4e2a<\/span>\u5b50\u7f51\uff08Subnet\uff09<\/strong><\/span><\/strong>\u7ec4\u6210\uff0c\u6bcf\u4e2a\u5b50\u7f51\u6700\u5927\u53ef\u75316\u4e07\u591a\u4e2a\u8282\u70b9\u7ec4\u6210<\/span>\u3002\u5b50\u7f51\u5185\u90e8\uff0cInfiniBand\u4ea4\u6362\u673a\u8fdb\u884c\u4e8c\u5c42\u5904\u7406\u3002<\/span>\u5b50\u7f51\u4e4b\u95f4\uff0c\u4f7f\u7528\u8def\u7531\u5668\u6216\u7f51\u6865\u8fdb\u884c\u8fde\u63a5\u3002<\/span><\/span><\/section>\n

      <\/span><\/section>\n
      <\/section>\n
      InfiniBand\u7ec4\u7f51\u793a\u4f8b<\/span><\/section>\n

      <\/span><\/section>\n
      InfiniBand\u7684\u4e8c\u5c42<\/span>\u5904\u7406\u8fc7\u7a0b\u975e\u5e38\u7b80\u5355\uff0c\u6bcf\u4e2aInfiniBand\u5b50\u7f51\u90fd\u4f1a\u8bbe\u4e00\u4e2a\u5b50\u7f51\u7ba1\u7406\u5668\uff0c\u751f\u621016\u4f4d\u7684LID\uff08\u672c\u5730\u6807\u8bc6\u7b26\uff09\u3002InfiniBand\u4ea4\u6362\u673a<\/span>\u5305\u542b\u591a\u4e2aInfiniBand\u7aef\u53e3\uff0c\u5e76\u6839\u636e\u7b2c\u4e8c\u5c42\u672c\u5730\u8def\u7531\u6807\u5934\u4e2d\u5305\u542b\u7684LID\uff0c\u5c06\u6570\u636e\u5305\u4ece\u5176\u4e2d\u4e00\u4e2a\u7aef\u53e3\u8f6c\u53d1\u5230\u53e6\u4e00\u4e2a\u7aef\u53e3\u3002\u9664\u7ba1\u7406\u6570\u636e\u5305\u5916\uff0c\u4ea4\u6362\u673a\u4e0d\u4f1a\u6d88\u8017\u6216\u751f\u6210\u6570\u636e\u5305\u3002<\/span><\/section>\n
      <\/section>\n
      \u7b80\u5355\u7684\u5904\u7406\u8fc7\u7a0b\uff0c\u52a0\u4e0a\u81ea\u6709\u7684Cut-Through\u6280\u672f\uff0cInfiniBand<\/span>\u5c06\u8f6c\u53d1\u65f6\u5ef6\u5927\u5e45\u964d\u4f4e\u81f3100ns\u4ee5\u4e0b\uff0c\u660e\u663e\u5feb\u4e8e\u4f20\u7edf\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\u3002<\/span><\/section>\n
      <\/section>\n
      \u5728InfiniBand \u7f51\u7edc\u4e2d\uff0c\u6570\u636e\u540c\u6837\u4ee5\u6570\u636e\u5305\uff08\u6700\u59274KB\uff09\u7684\u5f62\u5f0f\u4f20\u8f93\uff0c\u91c7\u7528\u7684\u662f\u4e32\u884c\u65b9\u5f0f\u3002<\/span><\/section>\n

      <\/span><\/section>\n
        \n
      • \n
        InfiniBand\u7684\u534f\u8bae\u6808<\/span><\/strong><\/section>\n<\/li>\n<\/ul>\n
        <\/section>\n
        InfiniBand\u534f\u8bae\u540c\u6837\u91c7\u7528\u4e86\u5206\u5c42\u7ed3\u6784\u3002<\/span>\u5404\u5c42\u76f8\u4e92\u72ec\u7acb\uff0c\u4e0b\u5c42\u4e3a\u4e0a\u5c42\u63d0\u4f9b\u670d\u52a1\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/span><\/section>\n

        <\/span><\/section>\n
        <\/section>\n
        <\/section>\n
        \u5176\u4e2d\uff0c\u7269\u7406\u5c42\u5b9a\u4e49\u4e86\u5728\u7ebf\u8def\u4e0a\u5982\u4f55\u5c06\u6bd4\u7279\u4fe1\u53f7\u7ec4\u6210\u7b26\u53f7\uff0c\u7136\u540e\u518d\u7ec4\u6210\u5e27\u3001\u6570\u636e\u7b26\u53f7\u4ee5\u53ca\u5305\u4e4b\u95f4\u7684\u6570\u636e\u586b\u5145\u7b49\uff0c\u8be6\u7ec6\u8bf4\u660e\u4e86\u6784\u5efa\u6709\u6548\u5305\u7684\u4fe1\u4ee4\u534f\u8bae\u7b49\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u94fe\u8def\u5c42\u5b9a\u4e49\u4e86\u6570\u636e\u5305\u7684\u683c\u5f0f\u4ee5\u53ca\u6570\u636e\u5305\u64cd\u4f5c\u7684\u534f\u8bae\uff0c\u5982\u6d41\u63a7\u3001 \u8def\u7531\u9009\u62e9\u3001\u7f16\u7801\u3001\u89e3\u7801\u7b49\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u7f51\u7edc\u5c42\u901a\u8fc7\u5728\u6570\u636e\u5305\u4e0a\u6dfb\u52a0\u4e00\u4e2a40\u5b57\u8282\u7684\u5168\u5c40\u7684\u8def\u7531\u62a5\u5934\uff08Global Route Header, GRH\uff09\u6765\u8fdb\u884c\u8def\u7531\u7684\u9009\u62e9\uff0c\u5bf9\u6570\u636e\u8fdb\u884c\u8f6c\u53d1\u3002<\/span><\/section>\n
        <\/section>\n
        \u5728\u8f6c\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u8def\u7531\u5668\u4ec5\u4ec5\u8fdb\u884c\u53ef\u53d8\u7684CRC\u6821\u9a8c\uff0c\u8fd9\u6837\u5c31\u4fdd\u8bc1\u4e86\u7aef\u5230\u7aef\u7684\u6570\u636e\u4f20\u8f93\u7684\u5b8c\u6574\u6027\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        <\/section>\n
        Infiniband\u62a5\u6587\u5c01\u88c5\u683c\u5f0f
        <\/span><\/section>\n
        <\/section>\n
        \u4f20\u8f93\u5c42\u518d\u5c06<\/span>\u6570\u636e\u5305\u4f20\u9001\u5230\u67d0\u4e2a\u6307\u5b9a\u7684\u961f\u5217\u5076\uff08Queue Pair, QP\uff09\u4e2d<\/span>\uff0c\u5e76<\/span>\u6307\u793aQP\u5982\u4f55\u5904\u7406\u8be5\u6570\u636e\u5305<\/span>\u3002<\/span><\/span><\/span><\/section>\n
        <\/section>\n
        \u53ef\u4ee5\u770b\u51fa\uff0cInfiniBand\u62e5\u6709\u81ea\u5df1\u5b9a\u4e49\u76841-4\u5c42\u683c\u5f0f\uff0c\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u7f51\u7edc\u534f\u8bae\u3002<\/span>\u7aef\u5230\u7aef\u6d41\u91cf\u63a7\u5236\uff0c\u662fInfiniBand\u7f51\u7edc\u6570\u636e\u5305\u53d1\u9001\u548c\u63a5\u6536\u7684\u57fa\u7840\uff0c\u53ef\u4ee5\u5b9e\u73b0\u65e0\u635f\u7f51\u7edc\u3002<\/span><\/span><\/section>\n

        <\/span><\/section>\n
        \u8bf4\u5230QP\uff08\u961f\u5217\u5076\uff09\uff0c\u6211\u4eec\u9700\u8981\u591a\u63d0\u51e0\u53e5\u3002\u5b83\u662fRDMA\u6280\u672f\u4e2d\u901a\u4fe1\u7684\u57fa\u672c\u5355\u5143\u3002<\/span><\/section>\n
        <\/section>\n
        \u961f\u5217\u5076\u5c31\u662f\u4e00\u5bf9\u961f\u5217\uff0cSQ\uff08Send Queue\uff0c\u53d1\u9001\u5de5\u4f5c\u961f\u5217\uff09\u548cRQ\uff08Receive Queue\uff0c\u63a5\u6536\u5de5\u4f5c\u961f\u5217\uff09\u3002\u7528\u6237\u8c03\u7528API\u53d1\u9001\u63a5\u6536\u6570\u636e\u7684\u65f6\u5019\uff0c\u5b9e\u9645\u4e0a\u662f\u5c06\u6570\u636e\u653e\u5165QP\u5f53\u4e2d\uff0c\u7136\u540e\u4ee5\u8f6e\u8be2\u7684\u65b9\u5f0f\uff0c\u5c06QP\u4e2d\u7684\u8bf7\u6c42\u4e00\u6761\u6761\u7684\u5904\u7406\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        <\/section>\n
        <\/section>\n
          \n
        • \n
          InfiniBand\u7684\u94fe\u8def\u901f\u7387<\/span><\/strong><\/section>\n<\/li>\n<\/ul>\n

          <\/span><\/section>\n
          InfiniBand\u94fe\u8def\u53ef\u4ee5\u7528\u94dc\u7f06\u6216\u5149\u7f06\uff0c\u9488\u5bf9\u4e0d\u540c\u7684\u8fde\u63a5\u573a\u666f\uff0c\u9700\u4f7f\u7528\u4e13\u7528\u7684InfiniBand\u7ebf\u7f06\u3002<\/span><\/section>\n

          <\/span><\/section>\n
          InfiniBand\u5728\u7269\u7406\u5c42\u5b9a\u4e49\u4e86\u591a\u79cd\u94fe\u8def\u901f\u5ea6\uff0c\u4f8b\u59821X\uff0c4X\uff0c12X\u3002\u6bcf\u4e2a\u5355\u72ec\u7684\u94fe\u8def\u662f\u56db\u7ebf\u4e32\u884c\u5dee\u5206\u8fde\u63a5\uff08\u6bcf\u4e2a\u65b9\u5411\u4e24\u6839\u7ebf\uff09\u3002<\/span><\/section>\n

          <\/span><\/section>\n
          <\/section>\n
          <\/section>\n
          \u4ee5\u65e9\u671f\u7684SDR\uff08\u5355\u6570\u636e\u901f\u7387\uff09\u89c4\u8303\u4e3a\u4f8b\uff0c1X\u94fe\u8def\u7684\u539f\u59cb\u4fe1\u53f7\u5e26\u5bbd\u4e3a2.5Gbps\uff0c4X\u94fe\u8def\u662f10Gbps\uff0c12X\u94fe\u8def\u662f30Gbps<\/span>\u3002<\/span><\/section>\n

          1X\u94fe\u8def\u7684\u5b9e\u9645\u6570\u636e\u5e26\u5bbd\u4e3a2.0Gbps\uff08\u56e0\u4e3a\u91c7\u75288b\/10b\u7f16\u7801\uff09\u3002\u7531\u4e8e\u94fe\u8def\u662f\u53cc\u5411\u7684\uff0c\u56e0\u6b64\u76f8\u5bf9\u4e8e\u603b\u7ebf\u7684\u603b\u5e26\u5bbd\u662f4Gbps\u3002<\/span><\/section>\n

          <\/span><\/section>\n
          \u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0cInfiniBand\u7684\u7f51\u7edc\u5e26\u5bbd\u4e0d\u65ad\u5347\u7ea7\uff0c\u4ece\u65e9\u671f\u7684<\/span>SDR\u3001DDR\u3001QDR\u3001FDR\u3001EDR\u3001HDR\uff0c\u4e00\u8def\u5347\u7ea7\u5230NDR\u3001XDR\u3001GDR\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/span><\/section>\n

          <\/span><\/section>\n
          <\/section>\n
          \u82f1\u4f1f\u8fbe\u6700\u65b0\u7684Quantum-2\u5e73\u53f0\u597d\u50cf\u91c7\u7528\u7684\u662fNDR 400G<\/span><\/section>\n

          <\/span><\/section>\n
          <\/section>\n
          \u5177\u4f53\u901f\u7387\u548c\u7f16\u7801\u65b9\u5f0f<\/span><\/section>\n

          <\/span><\/section>\n
          <\/span><\/section>\n
            \n
          • \n
            InfiniBand\u7684\u5546\u7528\u4ea7\u54c1<\/span><\/strong><\/section>\n<\/li>\n<\/ul>\n

            <\/span><\/section>\n
            \u6700\u540e\uff0c\u6211\u4eec\u518d\u6765\u770b\u770b\u5e02\u9762\u4e0a\u7684InfiniBand\u5546\u7528\u4ea7\u54c1\u3002<\/span><\/span><\/section>\n
            <\/section>\n
            \u82f1\u4f1f\u8fbe\u6536\u8d2dMellanox\u4e4b\u540e\uff0c\u4e8e2021\u5e74\u63a8\u51fa\u4e86\u81ea\u5df1\u7684\u7b2c\u4e03\u4ee3NVIDIA InfiniBand\u67b6\u6784\u2014\u2014<\/span>NVIDIA Quantum-2\u3002<\/span><\/section>\n

            <\/span><\/section>\n
            NVIDIA <\/span>Quantum-2\u5e73\u53f0\u5305\u62ec\uff1aNVIDIA Quantum-2 \u7cfb\u5217\u4ea4\u6362\u673a\u3001NVIDIA ConnectX-7 InfiniBand \u9002\u914d\u5668\u3001BlueField-3 InfiniBand DPU\uff0c\u4ee5\u53ca\u76f8\u5173\u7684\u8f6f\u4ef6\u3002<\/span><\/span><\/span><\/section>\n

            <\/span><\/section>\n
            <\/section>\n
            <\/section>\n
            NVIDIA Quantum-2 \u7cfb\u5217\u4ea4\u6362\u673a\u91c7\u7528\u7d27\u51d1\u578b1U\u8bbe\u8ba1\uff0c\u5305\u62ec\u98ce\u51b7\u548c\u6db2\u51b7\u7248\u672c\u3002\u4ea4\u6362\u673a\u7684\u82af\u7247\u5236\u7a0b\u5de5\u827a\u4e3a7nm\uff0c\u5355\u82af\u7247\u62e5\u6709570\u4ebf\u4e2a\u6676\u4f53\u7ba1\uff08\u6bd4A100 GPU\u8fd8\u591a\uff09\u3002\u91c7\u752864\u4e2a400Gbps\u7aef\u53e3\u6216128\u4e2a200Gbps\u7aef\u53e3\u7684\u7075\u6d3b\u642d\u914d\uff0c\u63d0\u4f9b\u603b\u8ba151.2Tbps\u7684\u53cc\u5411\u541e\u5410\u91cf<\/span><\/span><\/span>\u3002<\/span><\/section>\n

            <\/span><\/section>\n
            NVIDIA ConnectX-7 InfiniBand \u9002\u914d\u5668\uff0c\u652f\u6301PCIe Gen4\u548cGen5\uff0c\u5177\u6709\u591a\u79cd\u5916\u5f62\u89c4\u683c\uff0c\u53ef\u63d0\u4f9b400Gbps\u7684\u5355\u6216\u53cc\u7f51\u7edc\u7aef\u53e3\u3002<\/span><\/section>\n
            <\/section>\n
            <\/section>\n
            \u2588<\/span><\/strong><\/span> \u7ed3\u8bed<\/span><\/strong><\/section>\n
            <\/section>\n
            \u6839\u636e\u884c\u4e1a\u673a\u6784\u7684\u9884\u6d4b\uff0c\u52302029\u5e74\uff0cInfiniBand\u7684\u5e02\u573a\u89c4\u6a21\u5c06\u8fbe\u5230983.7\u4ebf\u7f8e\u5143\uff0c\u76f8\u6bd42021\u5e74\u768466.6\u4ebf\u7f8e\u5143\uff0c\u589e\u957f14.7\u500d\u3002<\/span>\u9884\u6d4b\u671f\u5185\uff082021-2029\uff09\u7684\u590d\u5408\u5e74\u589e\u957f\u7387\uff0c\u4e3a 40%\u3002<\/span><\/span><\/section>\n
            <\/section>\n
            \u5728\u9ad8\u6027\u80fd\u8ba1\u7b97\u548c\u4eba\u5de5\u667a\u80fd\u8ba1\u7b97\u7684\u5f3a\u529b\u63a8\u52a8\u4e0b\uff0cInfiniBand\u7684\u53d1\u5c55\u524d\u666f\u4ee4\u4eba\u671f\u5f85\u3002<\/span><\/span><\/section>\n

            <\/span>\u7a76\u7adf\u5b83\u548c\u4ee5\u592a\u7f51\u8c01\u80fd\u7b11\u5230\u6700\u540e\uff0c\u5c31\u8ba9\u65f6\u95f4\u6765\u544a\u8bc9\u6211\u4eec\u7b54\u6848\u5427\uff01<\/span><\/span><\/section>\n

            <\/span><\/section>\n

            <\/span><\/section>\n

            <\/p>\n

            <\/span><\/section>\n
            <\/section>\n

            InfiniBand\u91c7\u7528\u53cc\u961f\u5217\u7a0b\u5e8f\u63d0\u53d6\u6280<\/span><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"

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