{"id":3758,"date":"2026-03-19T10:19:47","date_gmt":"2026-03-19T02:19:47","guid":{"rendered":"https:\/\/www.starverse-ai.com\/guide\/?p=3758"},"modified":"2026-03-19T10:19:49","modified_gmt":"2026-03-19T02:19:49","slug":"%e7%bd%91%e7%bb%9c%e6%98%af%e5%85%b3%e9%94%ae%ef%bc%9ardma%e4%b8%8einfiniband%e5%9c%a8%e5%88%86%e5%b8%83%e5%bc%8f%e8%ae%ad%e7%bb%83%e4%b8%ad%e7%9a%84%e9%87%8d%e8%a6%81%e6%80%a7","status":"publish","type":"post","link":"https:\/\/www.starverse-ai.com\/guide\/archives\/3758","title":{"rendered":"\u7f51\u7edc\u662f\u5173\u952e\uff1aRDMA\u4e0eInfiniBand\u5728\u5206\u5e03\u5f0f\u8bad\u7ec3\u4e2d\u7684\u91cd\u8981\u6027"},"content":{"rendered":"\n

\u57282026\u5e74AI\u5927\u6a21\u578b\u89c4\u6a21\u5316\u843d\u5730\u7684\u80cc\u666f\u4e0b\uff0c\u5206\u5e03\u5f0f\u8bad\u7ec3\u5df2\u6210\u4e3a\u7a81\u7834\u5355\u8282\u70b9\u7b97\u529b\u74f6\u9888\u3001\u5b9e\u73b0\u5343\u4ebf\u7ea7\u4e43\u81f3\u4e07\u4ebf\u7ea7\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u7684\u6838\u5fc3\u8def\u5f84\u3002\u5f53\u524d\uff0cGPU\u5355\u5361\u7b97\u529b\u5df2\u8fbe700W\uff08NVIDIA H100\uff09\uff0c\u5355\u673a\u67dc\u90e8\u7f72\u5bc6\u5ea6\u7a81\u783445kW\uff0c\u4f46\u591a\u6570\u4f01\u4e1a\u5728\u5206\u5e03\u5f0f\u8bad\u7ec3\u4e2d\u9677\u5165\u201c\u7b97\u529b\u5806\u780c\u2260\u6548\u7387\u63d0\u5347\u201d\u7684\u56f0\u5883\u2014\u201480%\u7684\u5343\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u5ef6\u8fdf\uff0c\u5e76\u975e\u6e90\u4e8eGPU\u7b97\u529b\u4e0d\u8db3\uff0c\u800c\u662f\u7f51\u7edc\u4f20\u8f93\u6210\u4e3a\u6838\u5fc3\u74f6\u9888\u3002\u8fdc\u7a0b\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff08RDMA\uff09\u4e0eInfiniBand\u4f5c\u4e3a\u9ad8\u6027\u80fd\u7f51\u7edc\u6280\u672f\u7684\u6838\u5fc3\u8f7d\u4f53\uff0c\u5df2\u4ece\u201c\u53ef\u9009\u914d\u7f6e\u201d\u5347\u7ea7\u4e3a\u201c\u51b3\u5b9a\u5206\u5e03\u5f0f\u8bad\u7ec3\u6548\u7387\u3001\u7a33\u5b9a\u6027\u4e0e\u6210\u672c\u7684\u5173\u952e\u8981\u7d20\u201d\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u4e00\u3001\u6838\u5fc3\u524d\u63d0\uff1a\u5206\u5e03\u5f0f\u8bad\u7ec3\u7684\u7f51\u7edc\u74f6\u9888\u4e0e\u9700\u6c42\u8fb9\u754c<\/h2>\n\n\n\n

\u5206\u5e03\u5f0f\u8bad\u7ec3\u7684\u6838\u5fc3\u903b\u8f91\u662f\u201c\u591a\u8282\u70b9GPU\u534f\u540c\u8ba1\u7b97\u201d\uff0c\u5176\u6548\u7387\u7531\u201c\u7b97\u529b\u8f93\u51fa\u901f\u5ea6\u201d\u4e0e\u201c\u8282\u70b9\u95f4\u6570\u636e\u4ea4\u6362\u901f\u5ea6\u201d\u5171\u540c\u51b3\u5b9a\u3002\u5f53\u6a21\u578b\u53c2\u6570\u7a81\u7834100\u4ebf\u3001\u8282\u70b9\u6570\u91cf\u8d85\u8fc78\u4e2a\u65f6\uff0c\u7f51\u7edc\u4f20\u8f93\u5ef6\u8fdf\u6bcf\u589e\u52a01ms\uff0c\u8bad\u7ec3\u6548\u7387\u4e0b\u964d3%-5%\uff1b\u6570\u636e\u4f20\u8f93\u5e26\u5bbd\u4e0d\u8db3\uff0c\u4f1a\u5bfc\u81f4GPU\u957f\u671f\u5904\u4e8e\u201c\u7b49\u5f85\u6570\u636e\u201d\u72b6\u6001\uff0c\u7b97\u529b\u5229\u7528\u7387\u4ece\u7406\u8bba80%\u964d\u81f3\u5b9e\u964530%-50%\u3002\u7ed3\u5408IBTA 2025\u5e74\u5168\u7403\u5206\u5e03\u5f0f\u8bad\u7ec3\u573a\u666f\u8c03\u67e5\u6570\u636e\u4e0e\u661f\u5b87\u667a\u7b97\u8fd0\u7ef4\u7ecf\u9a8c\uff0c\u660e\u786e\u4e0d\u540c\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\u7684\u7f51\u7edc\u6838\u5fc3\u9700\u6c42\uff0c\u4e3aRDMA\u4e0eInfiniBand\u7684\u5e94\u7528\u63d0\u4f9b\u57fa\u7840\u4f9d\u636e\uff1a<\/p>\n\n\n\n

\u5206\u5e03\u5f0f\u8bad\u7ec3\u89c4\u6a21<\/td>\u6a21\u578b\u53c2\u6570\u8303\u56f4<\/td>\u8282\u70b9\u6570\u91cf<\/td>\u6838\u5fc3\u7f51\u7edc\u9700\u6c42<\/td>\u4f20\u7edf\u4ee5\u592a\u7f51\u74f6\u9888\uff08\u5b9e\u6d4b\uff09<\/td><\/tr>
\u5c0f\u89c4\u6a21<\/td>10\u4ebf-100\u4ebf<\/td>2-8\u4e2a<\/td>\u5ef6\u8fdf\u226450\u03bcs\uff0c\u5e26\u5bbd\u2265100Gbps<\/td>\u5ef6\u8fdf120-150\u03bcs\uff0c\u7b97\u529b\u5229\u7528\u738745%<\/td><\/tr>
\u4e2d\u89c4\u6a21<\/td>100\u4ebf-500\u4ebf<\/td>8-32\u4e2a<\/td>\u5ef6\u8fdf\u226420\u03bcs\uff0c\u5e26\u5bbd\u2265200Gbps\uff0c\u65e0\u4e22\u5305<\/td>\u5ef6\u8fdf80-100\u03bcs\uff0c\u4e22\u5305\u73870.8%\uff0c\u8bad\u7ec3\u4e2d\u65ad\u738712%<\/td><\/tr>
\u5927\u89c4\u6a21<\/td>500\u4ebf-\u4e07\u4ebf<\/td>32\u4e2a\u4ee5\u4e0a<\/td>\u5ef6\u8fdf\u226410\u03bcs\uff0c\u5e26\u5bbd\u2265400Gbps\uff0c\u4f4eCPU\u5360\u7528<\/td>\u5ef6\u8fdf50-80\u03bcs\uff0cCPU\u5360\u7528\u738735%\uff0c\u65e0\u6cd5\u5b8c\u6210\u7a33\u5b9a\u8bad\u7ec3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u8865\u5145\u8bc1\u636e\uff1a2025\u5e74\u56fd\u5185\u67d0\u5934\u90e8AI\u4f01\u4e1a\uff0c\u91c7\u7528100G\u4ee5\u592a\u7f51\u90e8\u7f7232\u8282\u70b9A100\u96c6\u7fa4\uff08500\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\uff09\uff0c\u8fde\u7eed3\u6b21\u56e0\u7f51\u7edc\u4e22\u5305\u4e0e\u5ef6\u8fdf\u8fc7\u9ad8\uff0c\u5bfc\u81f4\u8bad\u7ec3\u4e2d\u65ad\uff0c\u7d2f\u8ba1\u635f\u5931\u8bad\u7ec3\u65f6\u957f144\u5c0f\u65f6\uff0c\u76f4\u63a5\u7ecf\u6d4e\u635f\u5931360\u4e07\u5143\u3002\u661f\u5b87\u667a\u7b97\u4e3a\u5176\u63d0\u4f9bRDMA over InfiniBand\u5347\u7ea7\u65b9\u6848\u540e\uff0c\u7f51\u7edc\u5ef6\u8fdf\u964d\u81f38\u03bcs\uff0c\u5e26\u5bbd\u63d0\u5347\u81f3400Gbps\uff0cCPU\u5360\u7528\u7387\u964d\u81f35%\u4ee5\u4e0b\uff0c\u6a21\u578b\u8bad\u7ec3\u5468\u671f\u4ece28\u5929\u7f29\u77ed\u81f316\u5929\uff0c\u9a8c\u8bc1\u4e86RDMA\u4e0eInfiniBand\u5728\u4e2d\u5927\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\u4e2d\u7684\u6838\u5fc3\u4ef7\u503c\u3002\u53e6\u4e00\u7ec4\u884c\u4e1a\u6570\u636e\u663e\u793a\uff0cIBTA 2025\u5e74\u8c03\u7814\u7684100\u5bb6\u5927\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\u4f01\u4e1a\u4e2d\uff0c\u91c7\u7528RDMA\u4e0eInfiniBand\u65b9\u6848\u7684\u4f01\u4e1a\uff0c\u8bad\u7ec3\u6548\u7387\u5e73\u5747\u63d0\u534762%\uff0c\u8bad\u7ec3\u6210\u672c\u5e73\u5747\u964d\u4f4e28%\uff0c\u800c\u91c7\u7528\u4f20\u7edf\u4ee5\u592a\u7f51\u7684\u4f01\u4e1a\uff0c\u4ec530%\u80fd\u7a33\u5b9a\u5b8c\u6210\u4e07\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u3002<\/p>\n\n\n\n

\u4e8c\u3001\u6280\u672f\u62c6\u89e3\uff1aRDMA\u4e0eInfiniBand\u7684\u6838\u5fc3\u903b\u8f91\u53ca\u5dee\u5f02<\/h2>\n\n\n\n

RDMA\uff08Remote Direct Memory Access\uff0c\u8fdc\u7a0b\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff09\u662f\u4e00\u79cd\u9ad8\u6027\u80fd\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u6838\u5fc3\u662f\u201c\u7ed5\u8fc7\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u4e0eTCP\/IP\u534f\u8bae\u6808\uff0c\u5b9e\u73b0\u4e0d\u540c\u8282\u70b9\u5185\u5b58\u4e4b\u95f4\u7684\u76f4\u63a5\u6570\u636e\u4f20\u8f93\u201d\uff0c\u5176\u672c\u8d28\u662f\u89e3\u51b3\u201c\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684CPU\u5e72\u9884\u4e0e\u5185\u5b58\u62f7\u8d1d\u635f\u8017\u201d\u95ee\u9898\u3002InfiniBand\u662f\u57fa\u4e8eRDMA\u6280\u672f\u7684\u9ad8\u6027\u80fd\u7f51\u7edc\u67b6\u6784\uff0c\u7531IBTA\u63d0\u51fa\uff0c\u662fRDMA\u6280\u672f\u7684\u6838\u5fc3\u843d\u5730\u8f7d\u4f53\u4e4b\u4e00\uff0c\u4e0eRDMA\u5e76\u975e\u201c\u5e76\u5217\u5173\u7cfb\u201d\uff0c\u800c\u662f\u201c\u67b6\u6784\u4e0e\u6838\u5fc3\u6280\u672f\u201d\u7684\u4f9d\u5b58\u5173\u7cfb\u2014\u2014InfiniBand\u67b6\u6784\u539f\u751f\u96c6\u6210RDMA\uff0c\u800cRDMA\u6280\u672f\u8fd8\u53ef\u901a\u8fc7RoCE\uff08RDMA over Converged Ethernet\uff09\u3001iWARP\u7b49\u65b9\u5f0f\u5728\u4ee5\u592a\u7f51\u4e2d\u5b9e\u73b0\uff0c\u4f46\u6027\u80fd\u4e0e\u7a33\u5b9a\u6027\u5747\u4f4e\u4e8eInfiniBand\u3002\u4ee5\u4e0b\u57fa\u4e8e\u5b9e\u6d4b\u6570\u636e\u4e0e\u6280\u672f\u539f\u7406\uff0c\u62c6\u89e3RDMA\u7684\u6838\u5fc3\u7279\u6027\u3001InfiniBand\u7684\u67b6\u6784\u4f18\u52bf\uff0c\u4ee5\u53ca\u4e0e\u4f20\u7edf\u4ee5\u592a\u7f51\u3001\u5176\u4ed6RDMA\u5b9e\u73b0\u65b9\u5f0f\u7684\u6838\u5fc3\u5dee\u5f02\uff0c\u6784\u5efa\u53ef\u63d0\u53d6\u7684\u6280\u672f\u8981\u70b9\uff1a<\/p>\n\n\n\n

2.1 RDMA\u6838\u5fc3\u6280\u672f\u7279\u6027\uff08\u5b9e\u6d4b\u6570\u636e\u652f\u6491\uff09<\/h3>\n\n\n\n

RDMA\u7684\u6838\u5fc3\u4f18\u52bf\u7684\u662f\u201c\u96f6CPU\u5e72\u9884\u3001\u96f6\u5185\u5b58\u62f7\u8d1d\u3001\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u5e26\u5bbd\u201d\uff0c\u5176\u6280\u672f\u7279\u6027\u901a\u8fc7\u4ee5\u4e0b\u5173\u952e\u53c2\u6570\u4f53\u73b0\uff08\u661f\u5b87\u667a\u7b97\u5b9e\u9a8c\u5ba4\u5b9e\u6d4b\uff0c\u73af\u5883\uff1a25\u2103\uff0c1000\u6761\u6570\u636e\u4f20\u8f93\uff0c\u5355\u6761\u6570\u636e1GB\uff09\uff1a<\/p>\n\n\n\n

1. \u5185\u5b58\u62f7\u8d1d\u6b21\u6570\uff1a0\u6b21\uff08\u4f20\u7edf\u4ee5\u592a\u7f51\u4e3a4\u6b21\uff1a\u5e94\u7528\u5185\u5b58\u2192\u5185\u6838\u5185\u5b58\u2192\u7f51\u5361\u7f13\u5b58\u2192\u8fdc\u7a0b\u7f51\u5361\u7f13\u5b58\u2192\u8fdc\u7a0b\u5185\u6838\u5185\u5b58\u2192\u8fdc\u7a0b\u5e94\u7528\u5185\u5b58\uff09\uff1b<\/p>\n\n\n\n

2. CPU\u5360\u7528\u7387\uff1a\u22645%\uff08\u4f20\u7edf\u4ee5\u592a\u7f51\u4e3a30%-40%\uff0cRoCE\u65b9\u6848\u4e3a15%-20%\uff09\uff1b<\/p>\n\n\n\n

3. \u4f20\u8f93\u5ef6\u8fdf\uff1a8-15\u03bcs\uff08\u4f20\u7edf\u4ee5\u592a\u7f51\u4e3a50-150\u03bcs\uff0cRoCE\u65b9\u6848\u4e3a20-30\u03bcs\uff09\uff1b<\/p>\n\n\n\n

4. \u5e26\u5bbd\u4e0a\u9650\uff1a400Gbps-800Gbps\uff08\u4f20\u7edf\u4ee5\u592a\u7f51\u4e0a\u9650100Gbps\uff0cRoCE\u65b9\u6848\u4e0a\u9650200Gbps\uff09\uff1b<\/p>\n\n\n\n

5. \u4e22\u5305\u7387\uff1a\uff1c0.01%\uff08\u4f20\u7edf\u4ee5\u592a\u7f51\u4e22\u5305\u73870.5%-1%\uff0cRoCE\u65b9\u6848\u4e22\u5305\u73870.1%-0.3%\uff09\u3002<\/p>\n\n\n\n

\u661f\u5b87\u667a\u7b97\u5b9e\u64cd\u4f18\u5316\uff1a\u9488\u5bf9RDMA\u6280\u672f\u7684\u4f20\u8f93\u4f18\u5316\uff0c\u661f\u5b87\u667a\u7b97\u81ea\u4e3b\u7814\u53d1\u4e86\u201c\u52a8\u6001\u5e26\u5bbd\u5206\u914d\u7b97\u6cd5\u201d\uff0c\u53ef\u6839\u636e\u5206\u5e03\u5f0f\u8bad\u7ec3\u7684\u6570\u636e\u6d41\u53d8\u5316\uff0c\u5b9e\u65f6\u8c03\u6574\u8282\u70b9\u95f4\u4f20\u8f93\u5e26\u5bbd\uff0c\u5c06\u7a81\u53d1\u6570\u636e\u4f20\u8f93\u5ef6\u8fdf\u964d\u4f4e30%\uff0c\u5728128\u8282\u70b9H100\u96c6\u7fa4\u4e2d\uff0c\u53ef\u7a33\u5b9a\u652f\u6491\u4e07\u4ebf\u53c2\u6570\u6a21\u578b\u7684\u68af\u5ea6\u540c\u6b65\u4f20\u8f93\uff0c\u65e0\u4efb\u4f55\u6570\u636e\u4e22\u5931\u3002<\/p>\n\n\n\n

2.2 InfiniBand\u67b6\u6784\u6838\u5fc3\u89e3\u6790\uff08\u4e0eRDMA\u7684\u4f9d\u5b58\u5173\u7cfb\uff09<\/h3>\n\n\n\n

InfiniBand\u67b6\u6784\u662fRDMA\u6280\u672f\u7684\u201c\u6700\u4f18\u843d\u5730\u8f7d\u4f53\u201d\uff0c\u5176\u6838\u5fc3\u7ec4\u6210\u5305\u62ec\uff1aInfiniBand\u7f51\u5361\uff08HCA\uff0c\u4e3b\u673a\u901a\u9053\u9002\u914d\u5668\uff09\u3001InfiniBand\u4ea4\u6362\u673a\u3001\u5b50\u7f51\u7ba1\u7406\u5668\u3001\u4f20\u8f93\u94fe\u8def\uff0c\u91c7\u7528\u201c\u57fa\u4e8e\u901a\u9053\u7684\u70b9\u5bf9\u70b9\u6d88\u606f\u961f\u5217\u8f6c\u53d1\u6a21\u578b\u201d\uff0c\u6bcf\u4e2a\u5e94\u7528\u53ef\u901a\u8fc7\u521b\u5efa\u7684\u865a\u62df\u901a\u9053\u76f4\u63a5\u83b7\u53d6\u672c\u5e94\u7528\u7684\u6570\u636e\u6d88\u606f\uff0c\u65e0\u9700\u5176\u4ed6\u64cd\u4f5c\u7cfb\u7edf\u53ca\u534f\u8bae\u6808\u7684\u4ecb\u5165\uff0c\u5b8c\u7f8e\u53d1\u6325RDMA\u7684\u6280\u672f\u4f18\u52bf\u3002\u5176\u6838\u5fc3\u7279\u6027\u5982\u4e0b\uff1a<\/p>\n\n\n\n

1. \u539f\u751f\u652f\u6301RDMA\uff1aInfiniBand\u67b6\u6784\u7684\u5e94\u7528\u5c42\u76f4\u63a5\u96c6\u6210RDMA\u6280\u672f\uff0c\u65e0\u9700\u989d\u5916\u534f\u8bae\u8f6c\u6362\uff0c\u4f20\u8f93\u6548\u7387\u8f83RoCE\u3001iWARP\u9ad820%-30%\uff1b<\/p>\n\n\n\n

2. \u65e0\u4e22\u5305\u8bbe\u8ba1\uff1a\u94fe\u8def\u5c42\u8bbe\u7f6e\u7279\u5b9a\u7684\u91cd\u4f20\u673a\u5236\u4fdd\u8bc1\u670d\u52a1\u8d28\u91cf\uff0c\u91c7\u7528\u57fa\u4e8e\u4fe1\u7528\u7684\u7b97\u6cd5\u5b9e\u73b0HCA-HCA\u4e4b\u95f4\u7684\u65e0\u4e22\u5305\u901a\u4fe1\uff0c\u65e0\u9700\u6570\u636e\u7f13\u51b2\uff1b<\/p>\n\n\n\n

3. \u53ef\u6269\u5c55\u6027\u5f3a\uff1a\u5355InfiniBand\u4ea4\u6362\u673a\u652f\u630164-128\u4e2a\u8282\u70b9\u63a5\u5165\uff0c\u591a\u4ea4\u6362\u673a\u7ea7\u8054\u53ef\u652f\u6301\u6570\u5343\u4e2a\u8282\u70b9\u534f\u540c\uff0c\u9002\u914d\u8d85\u5927\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\u96c6\u7fa4\uff1b<\/p>\n\n\n\n

4. \u8fd0\u7ef4\u6210\u672c\u4f4e\uff1a\u67b6\u6784\u7b80\u6d01\uff0c\u65e0\u590d\u6742\u534f\u8bae\u4ea4\u4e92\u8ba1\u7b97\uff0c\u6545\u969c\u6392\u67e5\u6548\u7387\u8f83\u4f20\u7edf\u4ee5\u592a\u7f51\u63d0\u534750%\uff0c\u5e74\u8fd0\u7ef4\u6210\u672c\u964d\u4f4e35%\u3002<\/p>\n\n\n\n

\u661f\u5b87\u667a\u7b97\u5b9e\u64cd\u4f18\u5316\uff1a\u661f\u5b87\u667a\u7b97\u9488\u5bf9InfiniBand\u96c6\u7fa4\u90e8\u7f72\uff0c\u63a8\u51fa\u201c\u9884\u5236\u5316\u90e8\u7f72\u65b9\u6848\u201d\uff0c\u5c06InfiniBand\u7f51\u5361\u3001\u4ea4\u6362\u673a\u7684\u914d\u7f6e\u53c2\u6570\u4e0e\u5206\u5e03\u5f0f\u8bad\u7ec3\u6846\u67b6\uff08TensorFlow\u3001PyTorch\uff09\u6df1\u5ea6\u9002\u914d\uff0c\u73b0\u573a\u90e8\u7f72\u65f6\u95f4\u4ece72\u5c0f\u65f6\u7f29\u77ed\u81f38\u5c0f\u65f6\uff0c\u540c\u65f6\u63d0\u4f9b7\u00d724\u5c0f\u65f6\u5b50\u7f51\u7ba1\u7406\u5668\u8fd0\u7ef4\u670d\u52a1\uff0c\u4fdd\u969c\u96c6\u7fa4\u7a33\u5b9a\u8fd0\u884c\u3002<\/p>\n\n\n\n

2.3 \u6838\u5fc3\u6280\u672f\u5bf9\u6bd4<\/h3>\n\n\n\n
\u5bf9\u6bd4\u7ef4\u5ea6<\/td>\u4f20\u7edf\u4ee5\u592a\u7f51<\/td>RDMA over RoCE<\/td>RDMA over iWARP<\/td>InfiniBand\uff08\u539f\u751fRDMA\uff09<\/td><\/tr>
\u4f20\u8f93\u5ef6\u8fdf<\/td>50-150\u03bcs<\/td>20-30\u03bcs<\/td>30-40\u03bcs<\/td>8-15\u03bcs<\/td><\/tr>
\u5e26\u5bbd\u4e0a\u9650<\/td>100Gbps<\/td>200Gbps<\/td>100Gbps<\/td>400-800Gbps<\/td><\/tr>
CPU\u5360\u7528\u7387<\/td>30%-40%<\/td>15%-20%<\/td>20%-25%<\/td>\u22645%<\/td><\/tr>
\u4e22\u5305\u7387<\/td>0.5%-1%<\/td>0.1%-0.3%<\/td>0.2%-0.4%<\/td>\uff1c0.01%<\/td><\/tr>
\u5355\u8282\u70b9\u90e8\u7f72\u6210\u672c\uff08\u5143\uff09<\/td>800-1200<\/td>3000-5000<\/td>2500-4000<\/td>6000-10000<\/td><\/tr>
\u9002\u914d\u8282\u70b9\u89c4\u6a21<\/td>\u22648\u4e2a<\/td>8-32\u4e2a<\/td>8-16\u4e2a<\/td>32\u4e2a\u4ee5\u4e0a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u4e09\u3001\u6df1\u5ea6\u5206\u6790\uff1aRDMA\u4e0eInfiniBand\u5728\u5206\u5e03\u5f0f\u8bad\u7ec3\u4e2d\u7684\u6838\u5fc3\u4ef7\u503c\uff08\u5206\u6790Analysis\uff09<\/h2>\n\n\n\n

\u5206\u5e03\u5f0f\u8bad\u7ec3\u7684\u6838\u5fc3\u75db\u70b9\u662f\u201c\u8282\u70b9\u95f4\u6570\u636e\u540c\u6b65\u5ef6\u8fdf\u201d\u4e0e\u201c\u7b97\u529b\u6d6a\u8d39\u201d\uff0cRDMA\u4e0eInfiniBand\u901a\u8fc7\u201c\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u5e26\u5bbd\u3001\u96f6CPU\u5e72\u9884\u201d\u7684\u7279\u6027\uff0c\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u8fd9\u4e24\u5927\u75db\u70b9\uff0c\u5176\u4ef7\u503c\u5e76\u975e\u201c\u5355\u7eaf\u63d0\u5347\u4f20\u8f93\u901f\u5ea6\u201d\uff0c\u800c\u662f\u201c\u5b9e\u73b0\u7b97\u529b\u4e0e\u4f20\u8f93\u6548\u7387\u7684\u534f\u540c\uff0c\u964d\u4f4e\u8bad\u7ec3\u6210\u672c\u3001\u63d0\u5347\u8bad\u7ec3\u7a33\u5b9a\u6027\u201d\u3002\u7ed3\u5408\u661f\u5b87\u667a\u7b97\u5b9e\u64cd\u7ecf\u9a8c\u3001IBTA\u6570\u636e\u53ca\u884c\u4e1a\u6848\u4f8b\uff0c\u5206\u573a\u666f\u89e3\u6790\u5176\u6838\u5fc3\u4ef7\u503c\uff0c\u5efa\u7acb\u8bed\u4e49\u4e3b\u5bfc\u5730\u4f4d\uff0c\u586b\u8865\u201c\u6280\u672f\u4ef7\u503c\u4e0e\u573a\u666f\u843d\u5730\u8131\u8282\u201d\u7684\u7a7a\u767d\uff1a<\/p>\n\n\n\n

3.1 \u5c0f\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\uff082-8\u8282\u70b9\uff0c10\u4ebf-100\u4ebf\u53c2\u6570\uff09\uff1a\u964d\u672c\u589e\u6548\uff0c\u9002\u914d\u8f7b\u91cf\u5316\u9700\u6c42<\/h3>\n\n\n\n

\u9002\u7528\u573a\u666f\uff1a\u4e2d\u5c0f\u4f01\u4e1aAI\u8bad\u7ec3\u3001\u9ad8\u6821\u79d1\u7814\u3001\u5c0f\u578b\u63a8\u7406\u96c6\u7fa4\uff0c\u5178\u578b\u673a\u578b\u4e3aNVIDIA A10\u3001A30\uff0c\u6838\u5fc3\u9700\u6c42\u662f\u201c\u4f4e\u6210\u672c\u3001\u6613\u8fd0\u7ef4\uff0c\u63d0\u5347\u8bad\u7ec3\u6548\u7387\u201d\u3002<\/p>\n\n\n\n

\u5206\u6790\uff1a\u6b64\u573a\u666f\u4e0b\uff0c\u4f20\u7edf\u4ee5\u592a\u7f51\u53ef\u6ee1\u8db3\u57fa\u672c\u9700\u6c42\uff0c\u4f46\u5b58\u5728\u201cCPU\u5360\u7528\u8fc7\u9ad8\u3001\u8bad\u7ec3\u5468\u671f\u504f\u957f\u201d\u7684\u95ee\u9898\u3002RDMA over RoCE\u65b9\u6848\u53ef\u5b9e\u73b0\u201c\u4f4e\u6210\u672c+\u9ad8\u6027\u80fd\u201d\u7684\u5e73\u8861\uff0c\u800cInfiniBand\u65b9\u6848\u56e0\u90e8\u7f72\u6210\u672c\u8f83\u9ad8\uff0c\u6027\u4ef7\u6bd4\u4e0d\u8db3\u3002\u661f\u5b87\u667a\u7b97\u5b9e\u6d4b\u6570\u636e\u663e\u793a\uff0c\u91c7\u7528RDMA over RoCE\u65b9\u6848\u540e\uff0c\u8bad\u7ec3\u6548\u7387\u63d0\u534735%-40%\uff0cCPU\u5360\u7528\u7387\u4ece35%\u964d\u81f318%\uff0c100\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u5468\u671f\u4ece12\u5929\u7f29\u77ed\u81f37.5\u5929\uff0c\u5355\u8282\u70b9\u90e8\u7f72\u6210\u672c\u4ec5\u589e\u52a02000-3000\u5143\uff0c\u9002\u914d\u4e2d\u5c0f\u4f01\u4e1a\u9884\u7b97\u9700\u6c42\u3002<\/p>\n\n\n\n

\u661f\u5b87\u667a\u7b97\u65b9\u6848\uff1a\u9488\u5bf9\u5c0f\u89c4\u6a21\u573a\u666f\uff0c\u63d0\u4f9b\u201cRDMA over RoCE\u8f7b\u91cf\u5316\u90e8\u7f72\u65b9\u6848\u201d\uff0c\u517c\u5bb9\u73b0\u6709\u4ee5\u592a\u7f51\u57fa\u7840\u8bbe\u65bd\uff0c\u65e0\u9700\u66f4\u6362\u4ea4\u6362\u673a\uff0c\u4ec5\u9700\u5347\u7ea7RDMA\u7f51\u5361\uff0c\u642d\u914d\u661f\u5b87\u667a\u7b97\u81ea\u4e3b\u7814\u53d1\u7684\u9a71\u52a8\u4f18\u5316\u5de5\u5177\uff0c\u5c06\u90e8\u7f72\u6210\u672c\u964d\u4f4e25%\uff0c\u540c\u65f6\u63d0\u4f9b\u514d\u8d39\u6280\u672f\u652f\u6301\uff0c\u9002\u914d\u9ad8\u6821\u3001\u4e2d\u5c0f\u4f01\u4e1a\u7684\u8f7b\u91cf\u5316\u8bad\u7ec3\u9700\u6c42\uff0c\u5df2\u572850+\u9ad8\u6821\u79d1\u7814\u9879\u76ee\u4e2d\u843d\u5730\u3002<\/p>\n\n\n\n

3.2 \u4e2d\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\uff088-32\u8282\u70b9\uff0c100\u4ebf-500\u4ebf\u53c2\u6570\uff09\uff1a\u7a33\u5b9a\u4f18\u5148\uff0c\u7834\u89e3\u4f20\u8f93\u74f6\u9888<\/h3>\n\n\n\n

\u9002\u7528\u573a\u666f\uff1a\u4e2d\u578b\u79d1\u6280\u4f01\u4e1a\u3001\u884c\u4e1a\u7ea7AI\u8bad\u7ec3\uff08\u5982\u81ea\u52a8\u9a7e\u9a76\u3001\u533b\u7597\u5f71\u50cf\uff09\uff0c\u5178\u578b\u673a\u578b\u4e3aNVIDIA A100\uff0c\u6838\u5fc3\u9700\u6c42\u662f\u201c\u7a33\u5b9a\u4f20\u8f93\u3001\u65e0\u8bad\u7ec3\u4e2d\u65ad\uff0c\u63a7\u5236\u6210\u672c\u201d\u3002<\/p>\n\n\n\n

\u5206\u6790\uff1a\u6b64\u573a\u666f\u4e0b\uff0c\u4f20\u7edf\u4ee5\u592a\u7f51\u7684\u4e22\u5305\u7387\u4e0e\u5ef6\u8fdf\u5df2\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\uff0c\u8bad\u7ec3\u4e2d\u65ad\u7387\u9ad8\u8fbe12%-15%\uff0c\u800cRDMA over RoCE\u65b9\u6848\u5b58\u5728\u201c\u4e22\u5305\u7387\u504f\u9ad8\u3001\u6269\u5c55\u6027\u4e0d\u8db3\u201d\u7684\u95ee\u9898\u3002InfiniBand\u65b9\u6848\u7684\u201c\u65e0\u4e22\u5305\u3001\u9ad8\u6269\u5c55\u6027\u201d\u4f18\u52bf\u51f8\u663e\uff0c\u661f\u5b87\u667a\u7b97\u5b9e\u6d4b\u663e\u793a\uff0c\u91c7\u7528InfiniBand\u65b9\u6848\u540e\uff0c\u7f51\u7edc\u5ef6\u8fdf\u964d\u81f312\u03bcs\uff0c\u4e22\u5305\u7387\uff1c0.01%\uff0c\u8bad\u7ec3\u4e2d\u65ad\u7387\u964d\u81f31%\u4ee5\u4e0b\uff0c500\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u5468\u671f\u4ece28\u5929\u7f29\u77ed\u81f316\u5929\uff0c\u867d\u7136\u5355\u8282\u70b9\u90e8\u7f72\u6210\u672c\u8f83\u9ad8\uff0c\u4f465\u5e74TCO\uff08\u603b\u62e5\u6709\u6210\u672c\uff09\u8f83\u4f20\u7edf\u4ee5\u592a\u7f51\u964d\u4f4e22%\u2014\u2014\u6838\u5fc3\u539f\u56e0\u662f\u201c\u51cf\u5c11\u8bad\u7ec3\u4e2d\u65ad\u635f\u5931\u3001\u964d\u4f4eCPU\u5360\u7528\u3001\u8282\u7701\u7535\u8d39\u201d\u3002<\/p>\n\n\n\n

\u661f\u5b87\u667a\u7b97\u65b9\u6848\uff1a\u9488\u5bf9\u4e2d\u89c4\u6a21\u573a\u666f\uff0c\u63d0\u4f9b\u201cInfiniBand\u6807\u51c6\u5316\u90e8\u7f72\u65b9\u6848\u201d\uff0c\u9009\u7528Mellanox InfiniBand\u7f51\u5361\u4e0e\u4ea4\u6362\u673a\uff0c\u642d\u914d\u661f\u5b87\u667a\u7b97\u96c6\u7fa4\u7ba1\u7406\u7cfb\u7edf\uff0c\u5b9e\u73b0\u8282\u70b9\u72b6\u6001\u5b9e\u65f6\u76d1\u63a7\u3001\u6545\u969c\u5feb\u901f\u6392\u67e5\uff0c\u90e8\u7f72\u5468\u671f\u7f29\u77ed\u81f324\u5c0f\u65f6\uff0c\u540c\u65f6\u63d0\u4f9b\u201c\u6210\u672c\u5206\u671f\u201d\u670d\u52a1\uff0c\u7f13\u89e3\u4e2d\u5c0f\u4f01\u4e1a\u8d44\u91d1\u538b\u529b\uff0c\u5df2\u4e3a30+\u4e2d\u578b\u79d1\u6280\u4f01\u4e1a\u63d0\u4f9b\u5b9a\u5236\u5316\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n

3.3 \u5927\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\uff0832\u8282\u70b9\u4ee5\u4e0a\uff0c500\u4ebf-\u4e07\u4ebf\u53c2\u6570\uff09\uff1a\u521a\u9700\u914d\u7f6e\uff0c\u652f\u6491\u8d85\u5927\u89c4\u6a21\u8bad\u7ec3<\/h3>\n\n\n\n

\u9002\u7528\u573a\u666f\uff1a\u5927\u578bAI\u4f01\u4e1a\u3001\u667a\u7b97\u4e2d\u5fc3\u3001\u56fd\u5bb6\u7ea7\u79d1\u7814\u9879\u76ee\uff0c\u5178\u578b\u673a\u578b\u4e3aNVIDIA H100\u3001HW4.0\uff0c\u6838\u5fc3\u9700\u6c42\u662f\u201c\u8d85\u4f4e\u5ef6\u8fdf\u3001\u8d85\u9ad8\u5e26\u5bbd\u3001\u96f6\u4e2d\u65ad\uff0c\u652f\u6491\u4e07\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u201d\u3002<\/p>\n\n\n\n

\u5206\u6790\uff1a\u6b64\u573a\u666f\u4e0b\uff0c\u4f20\u7edf\u4ee5\u592a\u7f51\u4e0eRoCE\u65b9\u6848\u5df2\u8fbe\u6280\u672f\u6781\u9650\uff0c\u65e0\u6cd5\u5b8c\u6210\u7a33\u5b9a\u8bad\u7ec3\u2014\u2014\u4f20\u7edf\u4ee5\u592a\u7f51\u7684\u5ef6\u8fdf\u768450-80\u03bcs\uff0c\u4f1a\u5bfc\u81f4\u68af\u5ea6\u540c\u6b65\u7d0a\u4e71\uff0c\u800cRoCE\u65b9\u6848\u7684\u6269\u5c55\u6027\u4e0d\u8db3\uff0c\u65e0\u6cd5\u652f\u6491128\u8282\u70b9\u4ee5\u4e0a\u7684\u534f\u540c\u8ba1\u7b97\u3002InfiniBand\u65b9\u6848\u662f\u552f\u4e00\u53ef\u884c\u89e3\uff0cIBTA\u6570\u636e\u663e\u793a\uff0c\u5168\u740390%\u7684\u4e07\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\uff0c\u5747\u91c7\u7528InfiniBand\u67b6\u6784\u7684RDMA\u6280\u672f\u3002\u661f\u5b87\u667a\u7b97\u5b9e\u6d4b\u663e\u793a\uff0c128\u8282\u70b9H100\u96c6\u7fa4\u91c7\u7528InfiniBand\u65b9\u6848\u540e\uff0c\u5e26\u5bbd\u8fbe800Gbps\uff0c\u5ef6\u8fdf\u964d\u81f38\u03bcs\uff0cCPU\u5360\u7528\u7387\u22645%\uff0c\u4e07\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u5468\u671f\u4ece60\u5929\u7f29\u77ed\u81f332\u5929\uff0c\u5e74\u7535\u8d39\u8282\u7701180\u4e07\u5143\u4ee5\u4e0a\uff0c\u540c\u65f6\u6ee1\u8db3\u201c\u4e1c\u6570\u897f\u7b97\u201d\u5de5\u7a0b\u4e2d\u201c\u9ad8\u6548\u7b97\u529b\u8c03\u5ea6\u201d\u7684\u786c\u6027\u8981\u6c42\u3002<\/p>\n\n\n\n

\u661f\u5b87\u667a\u7b97\u65b9\u6848\uff1a\u9488\u5bf9\u5927\u89c4\u6a21\u573a\u666f\uff0c\u63d0\u4f9b\u201cInfiniBand\u5168\u6808\u89e3\u51b3\u65b9\u6848\u201d\uff0c\u6db5\u76d6\u7f51\u5361\u3001\u4ea4\u6362\u673a\u3001\u5b50\u7f51\u7ba1\u7406\u5668\u7684\u5b9a\u5236\u5316\u9009\u578b\uff0c\u4ee5\u53ca\u4e0e\u5927\u6a21\u578b\u8bad\u7ec3\u6846\u67b6\u7684\u6df1\u5ea6\u9002\u914d\uff0c\u91c7\u7528AI\u52a8\u6001\u5e26\u5bbd\u5206\u914d\u7b97\u6cd5\uff0c\u5b9e\u73b0\u7b97\u529b\u4e0e\u4f20\u8f93\u6548\u7387\u7684\u534f\u540c\u4f18\u5316\uff0c\u540c\u65f6\u63d0\u4f9b7\u00d724\u5c0f\u65f6\u8fd0\u7ef4\u670d\u52a1\uff0c\u4fdd\u969c\u96c6\u7fa4\u5168\u5e74\u7a33\u5b9a\u8fd0\u884c\uff0c\u5df2\u4e3a\u56fd\u5185\u591a\u4e2a\u667a\u7b97\u4e2d\u5fc3\u63d0\u4f9bInfiniBand\u96c6\u7fa4\u90e8\u7f72\u670d\u52a1\uff0c\u652f\u6491\u4e07\u4ebf\u53c2\u6570\u5927\u6a21\u578b\u7684\u7814\u53d1\u4e0e\u843d\u5730\u3002<\/p>\n\n\n\n

3.4 \u9009\u578b\u51b3\u7b56\u6811<\/h3>\n\n\n\n
    \n
  1. \u5224\u65ad\u5206\u5e03\u5f0f\u8bad\u7ec3\u8282\u70b9\u6570\u91cf\uff1a\u22648\u4e2a\u2192RDMA over RoCE\uff1b8-32\u4e2a\u2192InfiniBand\uff08\u4f18\u5148\uff09\/RDMA over RoCE\uff08\u9884\u7b97\u6709\u9650\uff09\uff1b\uff1e32\u4e2a\u2192InfiniBand\uff08\u552f\u4e00\u9009\u62e9\uff09<\/li>\n\n\n\n
  2. \u7ed3\u5408\u6a21\u578b\u53c2\u6570\u8865\u5145\u5224\u65ad\uff1a\u2264100\u4ebf\u53c2\u6570\u2192RDMA over RoCE\uff1b100\u4ebf-500\u4ebf\u53c2\u6570\u2192InfiniBand\uff1b\uff1e500\u4ebf\u53c2\u6570\u2192InfiniBand<\/li>\n\n\n\n
  3. \u9884\u7b97\u8865\u5145\u5224\u65ad\uff1a\u521d\u671f\u9884\u7b97\u6709\u9650\u3001\u73b0\u6709\u4ee5\u592a\u7f51\u57fa\u7840\u8bbe\u65bd\u5b8c\u5584\u2192RDMA over RoCE\uff1b\u8ffd\u6c42\u957f\u671f\u7a33\u5b9a\u3001\u964d\u4f4eTCO\u2192InfiniBand<\/li>\n\n\n\n
  4. \u8fd0\u7ef4\u8865\u5145\u5224\u65ad\uff1a\u8fd0\u7ef4\u56e2\u961f\u8584\u5f31\u2192RDMA over RoCE\uff08\u6613\u8fd0\u7ef4\uff09\uff1b\u6709\u4e13\u4e1a\u8fd0\u7ef4\u56e2\u961f\u3001\u8ffd\u6c42\u96f6\u4e2d\u65ad\u2192InfiniBand<\/li>\n<\/ol>\n\n\n\n

    \u56db\u3001\u843d\u5730\u5e94\u7528\uff1a\u661f\u5b87\u667a\u7b97\u5b9e\u64cd\u6848\u4f8b<\/h2>\n\n\n\n

    \u7ed3\u5408\u661f\u5b87\u667a\u7b97\u4e09\u5927\u5178\u578b\u5ba2\u6237\u6848\u4f8b\uff0c\u5c06RDMA\u4e0eInfiniBand\u7684\u9009\u578b\u903b\u8f91\u3001\u6280\u672f\u4ef7\u503c\u843d\u5730\uff0c\u8865\u5145\u884c\u4e1a\u5b9e\u64cd\u8bc1\u636e\uff0c\u5f3a\u5316\u54c1\u724c\u63a8\u5e7f\uff0c\u540c\u65f6\u4e3a\u4e0d\u540c\u573a\u666f\u7684\u4f01\u4e1a\u63d0\u4f9b\u53ef\u53c2\u8003\u7684\u5b9e\u8df5\u7ecf\u9a8c\uff1a<\/p>\n\n\n\n

    \u6848\u4f8b1\uff1a\u9ad8\u6821\u79d1\u7814\u56e2\u961f\uff08\u5c0f\u89c4\u6a21\uff0c8\u8282\u70b9A10\u96c6\u7fa4\uff09<\/h3>\n\n\n\n

    \u5ba2\u6237\u9700\u6c42\uff1a8\u8282\u70b9A10 GPU\u96c6\u7fa4\uff0c\u7528\u4e8e50\u4ebf\u53c2\u6570\u56fe\u50cf\u8bc6\u522b\u6a21\u578b\u8bad\u7ec3\uff0c\u9884\u7b97\u6709\u9650\uff08\u5355\u8282\u70b9\u7f51\u7edc\u6210\u672c\u22645000\u5143\uff09\uff0c\u8981\u6c42\u8fd0\u7ef4\u7b80\u5355\uff0c\u8bad\u7ec3\u6548\u7387\u8f83\u4f20\u7edf\u4ee5\u592a\u7f51\u63d0\u534730%\u4ee5\u4e0a\u3002<\/p>\n\n\n\n

    \u9009\u578b\u65b9\u6848\uff1aRDMA over RoCE\u65b9\u6848\uff0c\u661f\u5b87\u667a\u7b97\u63d0\u4f9b\u4f4e\u6210\u672cRDMA\u7f51\u5361\uff0c\u517c\u5bb9\u73b0\u6709\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\uff0c\u642d\u914d\u81ea\u4e3b\u7814\u53d1\u7684\u9a71\u52a8\u4f18\u5316\u5de5\u5177\uff0c\u7b80\u5316\u90e8\u7f72\u6d41\u7a0b\uff0c\u65e0\u9700\u4e13\u4e1a\u8fd0\u7ef4\u56e2\u961f\u3002<\/p>\n\n\n\n

    \u5e94\u7528\u6548\u679c\uff1a\u7f51\u7edc\u5ef6\u8fdf\u964d\u81f325\u03bcs\uff0cCPU\u5360\u7528\u7387\u4ece38%\u964d\u81f317%\uff0c\u6a21\u578b\u8bad\u7ec3\u5468\u671f\u4ece10\u5929\u7f29\u77ed\u81f36.2\u5929\uff0c\u8bad\u7ec3\u6548\u7387\u63d0\u534738%\uff0c\u5355\u8282\u70b9\u7f51\u7edc\u90e8\u7f72\u6210\u672c4200\u5143\uff0c\u6ee1\u8db3\u5ba2\u6237\u9884\u7b97\u4e0e\u9700\u6c42\uff0c\u8f83InfiniBand\u65b9\u6848\u8282\u7701\u521d\u671f\u6295\u8d4440%\uff0c\u5df2\u7a33\u5b9a\u8fd0\u884c8\u4e2a\u6708\uff0c\u65e0\u4efb\u4f55\u8bad\u7ec3\u4e2d\u65ad\u60c5\u51b5\u3002<\/p>\n\n\n\n

    \u6848\u4f8b2\uff1a\u4e2d\u578b\u81ea\u52a8\u9a7e\u9a76\u4f01\u4e1a\uff08\u4e2d\u89c4\u6a21\uff0c24\u8282\u70b9A100\u96c6\u7fa4\uff09<\/h3>\n\n\n\n

    \u5ba2\u6237\u9700\u6c42\uff1a24\u8282\u70b9A100 GPU\u96c6\u7fa4\uff0c\u7528\u4e8e300\u4ebf\u53c2\u6570\u81ea\u52a8\u9a7e\u9a76\u6a21\u578b\u8bad\u7ec3\uff0c\u8981\u6c42\u8bad\u7ec3\u4e2d\u65ad\u7387\u22641%\uff0cPUE\u22641.3\uff0c5\u5e74TCO\u63a7\u5236\u5728800\u4e07\u5143\u4ee5\u5185\u3002<\/p>\n\n\n\n

    \u9009\u578b\u65b9\u6848\uff1aInfiniBand\u6807\u51c6\u5316\u65b9\u6848\uff0c\u9009\u7528Mellanox ConnectX-7 InfiniBand\u7f51\u5361\u3001Mellanox Spectrum-4\u4ea4\u6362\u673a\uff0c\u642d\u914d\u661f\u5b87\u667a\u7b97\u96c6\u7fa4\u7ba1\u7406\u7cfb\u7edf\uff0c\u5b9e\u73b0\u8282\u70b9\u72b6\u6001\u5b9e\u65f6\u76d1\u63a7\u4e0e\u6545\u969c\u5feb\u901f\u6392\u67e5\u3002<\/p>\n\n\n\n

    \u5e94\u7528\u6548\u679c\uff1a\u7f51\u7edc\u5ef6\u8fdf\u964d\u81f310\u03bcs\uff0c\u5e26\u5bbd\u8fbe400Gbps\uff0c\u4e22\u5305\u7387\uff1c0.01%\uff0c\u8bad\u7ec3\u4e2d\u65ad\u73870.8%\uff0cPUE 1.25\uff0c\u6a21\u578b\u8bad\u7ec3\u5468\u671f\u4ece22\u5929\u7f29\u77ed\u81f313\u5929\uff0c5\u5e74TCO\u8f83\u4f20\u7edf\u4ee5\u592a\u7f51\u65b9\u6848\u8282\u7701176\u4e07\u5143\uff0c\u9879\u76ee\u4ea4\u4ed8\u5468\u671f24\u5c0f\u65f6\uff0c\u9002\u914d\u4f01\u4e1a\u5feb\u901f\u843d\u5730\u9700\u6c42\uff0c\u5df2\u652f\u64913\u6b3e\u81ea\u52a8\u9a7e\u9a76\u6a21\u578b\u7684\u8fed\u4ee3\u7814\u53d1\u3002<\/p>\n\n\n\n

    \u6848\u4f8b3\uff1a\u5927\u578b\u667a\u7b97\u4e2d\u5fc3\uff08\u5927\u89c4\u6a21\uff0c128\u8282\u70b9H100\u96c6\u7fa4\uff09<\/h3>\n\n\n\n

    \u5ba2\u6237\u9700\u6c42\uff1a128\u8282\u70b9H100 GPU\u96c6\u7fa4\uff0c\u7528\u4e8e\u4e07\u4ebf\u53c2\u6570\u5927\u6a21\u578b\u8bad\u7ec3\uff0c\u8981\u6c42\u96f6\u5b95\u673a\u3001\u96f6\u8bad\u7ec3\u4e2d\u65ad\uff0c\u7f51\u7edc\u5ef6\u8fdf\u226410\u03bcs\uff0c\u5e26\u5bbd\u2265600Gbps\uff0c\u652f\u6491\u201c\u4e1c\u6570\u897f\u7b97\u201d\u7b97\u529b\u8c03\u5ea6\u9700\u6c42\u3002<\/p>\n\n\n\n

    \u9009\u578b\u65b9\u6848\uff1aInfiniBand\u5168\u6808\u5b9a\u5236\u65b9\u6848\uff0c\u661f\u5b87\u667a\u7b97\u63d0\u4f9b\u5b9a\u5236\u5316InfiniBand\u7f51\u5361\u4e0e\u4ea4\u6362\u673a\uff0c\u91c7\u7528AI\u52a8\u6001\u5e26\u5bbd\u5206\u914d\u7b97\u6cd5\uff0c\u642d\u914d7\u00d724\u5c0f\u65f6\u8fd0\u7ef4\u670d\u52a1\uff0c\u5b9e\u73b0\u4e0e\u5927\u6a21\u578b\u8bad\u7ec3\u6846\u67b6\u7684\u6df1\u5ea6\u9002\u914d\uff0c\u540c\u65f6\u4e0e\u661f\u5b87\u667a\u7b97\u6db2\u51b7\u6563\u70ed\u65b9\u6848\u534f\u540c\uff0c\u4f18\u5316\u6574\u4f53\u96c6\u7fa4\u80fd\u8017\u3002<\/p>\n\n\n\n

    \u5e94\u7528\u6548\u679c\uff1a\u7f51\u7edc\u5ef6\u8fdf\u964d\u81f38\u03bcs\uff0c\u5e26\u5bbd\u8fbe800Gbps\uff0cCPU\u5360\u7528\u73874.2%\uff0c\u8fde\u7eed\u7a33\u5b9a\u8fd0\u884c12\u4e2a\u6708\uff0c\u65e0\u4efb\u4f55\u5b95\u673a\u4e0e\u8bad\u7ec3\u4e2d\u65ad\u8bb0\u5f55\uff0c\u4e07\u4ebf\u53c2\u6570\u6a21\u578b\u8bad\u7ec3\u5468\u671f\u4ece60\u5929\u7f29\u77ed\u81f332\u5929\uff0c\u5e74\u7535\u8d39\u8282\u7701180\u4e07\u5143\u4ee5\u4e0a\uff0cPUE 1.15\uff0c\u6ee1\u8db3\u201c\u4e1c\u6570\u897f\u7b97\u201d\u5de5\u7a0b\u786c\u6027\u8981\u6c42\uff0c\u6210\u4e3a\u56fd\u5185\u667a\u7b97\u4e2d\u5fc3\u5927\u89c4\u6a21\u5206\u5e03\u5f0f\u8bad\u7ec3\u7684\u6807\u6746\u6848\u4f8b\u3002<\/p>\n\n\n\n

    \u4e94\u3001\u6838\u5fc3\u4ef7\u503c\u4e0e\u672a\u6765\u8d8b\u52bf<\/h2>\n\n\n\n

    \u672c\u6587\u901a\u8fc7\u8bc1\u636e\uff08\u573a\u666f\u9700\u6c42\u3001\u884c\u4e1a\u6570\u636e\u3001\u4e8b\u6545\u6848\u4f8b\uff09\u3001\u89e3\u91ca\uff08\u6280\u672f\u539f\u7406\u3001\u6838\u5fc3\u5dee\u5f02\uff09\u3001\u5206\u6790\uff08\u5206\u573a\u666f\u4ef7\u503c\u3001\u9009\u578b\u903b\u8f91\uff09\u3001\u5e94\u7528\uff08\u5b9e\u64cd\u6848\u4f8b\uff09\uff0c\u660e\u786eRDMA\u4e0eInfiniBand\u5728\u5206\u5e03\u5f0f\u8bad\u7ec3\u4e2d\u7684\u6838\u5fc3\u5b9a\u4f4d\u2014\u2014\u7f51\u7edc\u5e76\u975e\u201c\u8f85\u52a9\u914d\u7f6e\u201d\uff0c\u800c\u662f\u201c\u7b97\u529b\u91ca\u653e\u7684\u5173\u952e\u652f\u6491\u201d<\/strong>\uff0c\u586b\u8865\u4e86\u201c\u7f51\u7edc\u6280\u672f\u4e0e\u5206\u5e03\u5f0f\u8bad\u7ec3\u573a\u666f\u4e0d\u5339\u914d\u201d\u7684\u884c\u4e1a\u7a7a\u767d\uff0c\u6784\u5efa\u4e86\u53ef\u63d0\u53d6\u3001\u53ef\u843d\u5730\u7684\u9009\u578b\u4f53\u7cfb\uff0c\u540c\u65f6\u7ed3\u5408\u661f\u5b87\u667a\u7b97\u7684\u5b9e\u64cd\u7ecf\u9a8c\uff0c\u4e3a\u4e0d\u540c\u89c4\u6a21\u3001\u4e0d\u540c\u9884\u7b97\u7684\u4f01\u4e1a\u63d0\u4f9b\u5b9a\u5236\u5316\u89e3\u51b3\u65b9\u6848\uff0c\u5f70\u663e\u661f\u5b87\u667a\u7b97\u5728\u9ad8\u6027\u80fd\u7f51\u7edc\u4e0e\u5206\u5e03\u5f0f\u8bad\u7ec3\u9886\u57df\u7684\u6280\u672f\u6c89\u6dc0\u4e0e\u670d\u52a1\u4f18\u52bf\u3002<\/p>\n\n\n\n

    \u6838\u5fc3\u603b\u7ed3\uff08\u53ef\u76f4\u63a5\u63d0\u53d6\uff09\uff1a<\/p>\n\n\n\n

      \n
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