{"id":120830,"date":"2026-11-01T14:08:28","date_gmt":"2026-11-01T06:08:28","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/120830.html"},"modified":"2026-11-01T14:08:28","modified_gmt":"2026-11-01T06:08:28","slug":"181%e3%80%81rdma%e6%80%a7%e8%83%bd%e5%9f%ba%e5%87%86%e6%b5%8b%e8%af%95%ef%bc%9a%e8%ae%be%e8%ae%a1%e7%a7%91%e5%ad%a6%e7%9a%84%e6%b5%8b%e8%af%95%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/120830.html","title":{"rendered":"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848"},"content":{"rendered":"<h3>\u4e00\u6b21\u8ba9\u6211\u5931\u7720\u7684\u534a\u591c\u8c03\u8bd5<\/h3>\n<p>\u51cc\u6668\u4e24\u70b9&#xff0c;\u6570\u636e\u4e2d\u5fc3\u544a\u8b66\u3002\u65b0\u4e0a\u7ebf\u7684RDMA\u5b58\u50a8\u96c6\u7fa4&#xff0c;\u7406\u8bba\u5e26\u5bbd100Gbps&#xff0c;\u5b9e\u6d4b\u53ea\u670937Gbps\u3002\u4e1a\u52a1\u65b9\u5728\u7fa4\u91cc&#064;\u6211&#xff0c;\u8001\u677f\u5728\u98de\u4e66\u95ee\u8fdb\u5ea6\u3002\u6211\u76ef\u7740perftest\u7684\u8f93\u51fa&#xff0c;\u5fc3\u8df3\u548c\u90a3\u4e2a\u53ef\u601c\u7684\u5e26\u5bbd\u6570\u5b57\u4e00\u6837\u4f4e\u3002<\/p>\n<p>\u66f4\u8be1\u5f02\u7684\u662f\u2014\u2014\u540c\u6837\u7684\u786c\u4ef6&#xff0c;\u540c\u6837\u7684\u9a71\u52a8\u7248\u672c&#xff0c;\u9694\u58c1\u56e2\u961f\u7684\u6d4b\u8bd5\u62a5\u544a\u5199\u774092Gbps\u3002\u4ed6\u4eec\u7528\u7684\u662fperftest\u9ed8\u8ba4\u53c2\u6570&#xff0c;\u6211\u4eec\u4e5f\u662f\u3002\u95ee\u9898\u51fa\u5728\u54ea&#xff1f;<\/p>\n<p>\u6298\u817e\u5230\u51cc\u6668\u56db\u70b9&#xff0c;\u7ec8\u4e8e\u53d1\u73b0&#xff1a;\u6211\u4eec\u7684\u6d4b\u8bd5\u673a\u63d2\u5728ToR\u4ea4\u6362\u673a\u7684\u4e0d\u540c\u7aef\u53e3\u4e0a&#xff0c;\u4e00\u4e2a\u7aef\u53e3\u5f00\u542f\u4e86PFC\u6d41\u63a7&#xff0c;\u53e6\u4e00\u4e2a\u6ca1\u6709\u3002\u66f4\u81f4\u547d\u7684\u662f&#xff0c;\u6d4b\u8bd5\u811a\u672c\u91cc\u5fd8\u4e86\u8bbe\u7f6eCPU\u4eb2\u548c\u6027&#xff0c;\u4e2d\u65ad\u5168\u90e8\u6253\u5230\u4e86Numa\u8fdc\u7aef\u6838\u5fc3\u3002<\/p>\n<p>\u90a3\u6b21\u4e4b\u540e&#xff0c;\u6211\u7ed9\u81ea\u5df1\u5b9a\u4e86\u4e2a\u89c4\u77e9&#xff1a;RDMA\u6027\u80fd\u6d4b\u8bd5&#xff0c;\u4e0d\u662f\u8dd1\u4e2aperftest\u5c31\u5b8c\u4e8b\u3002\u6d4b\u8bd5\u65b9\u6848\u672c\u8eab&#xff0c;\u5c31\u662f\u7cfb\u7edf\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<h3>\u6d4b\u8bd5\u524d\u7684\u73af\u5883\u68c0\u67e5\u6e05\u5355<\/h3>\n<h4>\u786c\u4ef6\u62d3\u6251\u786e\u8ba4<\/h4>\n<p>\u522b\u6025\u7740\u8dd1\u6d4b\u8bd5\u3002\u5148\u641e\u6e05\u695a\u4f60\u7684\u786c\u4ef6\u957f\u4ec0\u4e48\u6837&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u7f51\u5361PCIe\u4fe1\u606f&#xff0c;\u786e\u8ba4\u94fe\u8def\u5bbd\u5ea6\u548c\u901f\u7387<\/span><br \/>\nlspci <span class=\"token parameter variable\">-vvv<\/span> <span class=\"token parameter variable\">-s<\/span> 03:00.0 <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> <span class=\"token parameter variable\">-E<\/span> <span class=\"token string\">&#034;LnkSta|LnkCap&#034;<\/span><br \/>\n<span class=\"token comment\"># \u8f93\u51fa\u793a\u4f8b&#xff1a;LnkSta: Speed 16GT\/s, Width x16<\/span><br \/>\n<span class=\"token comment\"># \u8fd9\u91cc\u8e29\u8fc7\u5751&#xff1a;x8\u7684PCIe 3.0\u7406\u8bba\u5e26\u5bbd\u53ea\u670964Gbps&#xff0c;\u8dd1100Gbps\u7f51\u5361\u5c31\u662f\u626f\u6de1<\/span><\/p>\n<p>\u68c0\u67e5Numa\u62d3\u6251&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u786e\u8ba4\u7f51\u5361\u6240\u5728Numa\u8282\u70b9<\/span><br \/>\n<span class=\"token function\">cat<\/span> \/sys\/class\/infiniband\/mlx5_0\/device\/numa_node<br \/>\n<span class=\"token comment\"># \u786e\u8ba4CPU\u6838\u5fc3\u5206\u5e03<\/span><br \/>\nlscpu <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> <span class=\"token string\">&#034;NUMA node&#034;<\/span><\/p>\n<p>\u522b\u8fd9\u6837\u5199&#xff1a;\u76f4\u63a5\u8dd1\u6d4b\u8bd5&#xff0c;\u7136\u540e\u53d1\u73b0\u5e26\u5bbd\u4e0a\u4e0d\u53bb&#xff0c;\u56de\u5934\u67e5PCIe\u94fe\u8def\u662fx8\u3002\u8fd9\u79cd\u4f4e\u7ea7\u9519\u8bef\u6211\u72af\u8fc7\u4e09\u6b21\u3002<\/p>\n<h4>\u56fa\u4ef6\u4e0e\u9a71\u52a8\u7248\u672c<\/h4>\n<p><span class=\"token comment\"># \u67e5\u770b\u56fa\u4ef6\u7248\u672c<\/span><br \/>\nibstat <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> <span class=\"token string\">&#034;Firmware&#034;<\/span><br \/>\n<span class=\"token comment\"># \u67e5\u770b\u9a71\u52a8\u7248\u672c<\/span><br \/>\nmodinfo mlx5_core <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> version<br \/>\n<span class=\"token comment\"># \u786e\u8ba4\u662f\u5426\u5339\u914d\u5382\u5546\u63a8\u8350\u7ec4\u5408<\/span><br \/>\n<span class=\"token comment\"># \u8fd9\u91cc\u8e29\u8fc7\u5751&#xff1a;ConnectX-5\u56fa\u4ef6\u7248\u672c16.27.1000\u642d\u914d\u9a71\u52a85.0-2&#xff0c;\u5e26\u5bbd\u6b7b\u6d3b\u8dd1\u4e0d\u6ee1<\/span><br \/>\n<span class=\"token comment\"># \u5347\u7ea7\u523016.32.1010 &#043; 5.4-3&#xff0c;\u95ee\u9898\u89e3\u51b3<\/span><\/p>\n<h4>\u7cfb\u7edf\u53c2\u6570\u8c03\u4f18<\/h4>\n<p><span class=\"token comment\"># \u5173\u952e\u53c2\u6570&#xff0c;\u5c11\u4e00\u4e2a\u90fd\u4e0d\u884c<\/span><br \/>\n<span class=\"token function\">sysctl<\/span> <span class=\"token parameter variable\">-w<\/span> <span class=\"token assign-left variable\">net.core.rmem_max<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">134217728<\/span><br \/>\n<span class=\"token function\">sysctl<\/span> <span class=\"token parameter variable\">-w<\/span> <span class=\"token assign-left variable\">net.core.wmem_max<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">134217728<\/span><br \/>\n<span class=\"token function\">sysctl<\/span> <span class=\"token parameter variable\">-w<\/span> <span class=\"token assign-left variable\">net.ipv4.tcp_rmem<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;4096 87380 134217728&#034;<\/span><br \/>\n<span class=\"token function\">sysctl<\/span> <span class=\"token parameter variable\">-w<\/span> <span class=\"token assign-left variable\">net.ipv4.tcp_wmem<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;4096 65536 134217728&#034;<\/span><\/p>\n<p><span class=\"token comment\"># \u5927\u9875\u914d\u7f6e<\/span><br \/>\n<span class=\"token builtin class-name\">echo<\/span> <span class=\"token number\">1024<\/span> <span class=\"token operator\">&gt;<\/span> \/proc\/sys\/vm\/nr_hugepages<br \/>\n<span class=\"token comment\"># \u522b\u8fd9\u6837\u5199&#xff1a;\u4e0d\u914d\u5927\u9875\u76f4\u63a5\u8dd1&#xff0c;\u5185\u5b58\u5206\u914d\u5ef6\u8fdf\u4f1a\u5403\u638920%\u6027\u80fd<\/span><\/p>\n<h3>\u6d4b\u8bd5\u5de5\u5177\u7684\u9009\u62e9\u4e0e\u9677\u9631<\/h3>\n<h4>perftest&#xff1a;\u6700\u5e38\u7528\u4e5f\u6700\u5bb9\u6613\u8bef\u7528<\/h4>\n<p>perftest\u662fMellanox\u5b98\u65b9\u5de5\u5177\u96c6&#xff0c;\u5305\u542bib_write_bw\u3001ib_read_bw\u3001ib_send_bw\u7b49\u3002\u4f46\u9ed8\u8ba4\u53c2\u6570\u5751\u5f88\u591a&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u9519\u8bef\u793a\u8303&#xff1a;\u76f4\u63a5\u8dd1<\/span><br \/>\nib_write_bw <span class=\"token parameter variable\">-d<\/span> mlx5_0<\/p>\n<p><span class=\"token comment\"># \u6b63\u786e\u59ff\u52bf&#xff1a;\u660e\u786e\u6307\u5b9a\u53c2\u6570<\/span><br \/>\nib_write_bw <span class=\"token parameter variable\">-d<\/span> mlx5_0 <span class=\"token parameter variable\">-p<\/span> <span class=\"token number\">18515<\/span> <span class=\"token parameter variable\">&#8211;report_gbits<\/span> <span class=\"token parameter variable\">-F<\/span> <span class=\"token parameter variable\">&#8211;run_infinitely<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;duration<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">60<\/span> <span class=\"token parameter variable\">&#8211;cpu_util<\/span> <span class=\"token parameter variable\">&#8211;use_hugepages<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;inline_size<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">64<\/span> <span class=\"token parameter variable\">&#8211;mtu<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">4096<\/span> <span class=\"token parameter variable\">&#8211;tx_depth<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">128<\/span> <span class=\"token parameter variable\">&#8211;rx_depth<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">128<\/span><\/p>\n<p>\u53c2\u6570\u8bf4\u660e&#xff08;\u8e29\u5751\u7ecf\u9a8c&#xff09;&#xff1a;<\/p>\n<ul>\n<li>&#8211;report_gbits&#xff1a;\u8f93\u51fa\u5355\u4f4d\u662fGbps&#xff0c;\u4e0d\u662fMB\/s\u3002\u522b\u641e\u6df7<\/li>\n<li>&#8211;duration&#061;60&#xff1a;\u81f3\u5c11\u8dd160\u79d2\u300230\u79d2\u4e0d\u591f&#xff0c;\u51b7\u542f\u52a8\u9636\u6bb5\u6570\u636e\u4e0d\u7a33\u5b9a<\/li>\n<li>&#8211;use_hugepages&#061;1&#xff1a;\u5fc5\u987b\u5f00\u3002\u4e0d\u5f00\u5927\u9875&#xff0c;\u5e26\u5bbd\u638920%<\/li>\n<li>&#8211;inline_size&#061;64&#xff1a;\u5c0f\u6d88\u606f\u573a\u666f\u6709\u7528\u3002\u5927\u6d88\u606f\u573a\u666f\u8bbe0\u53cd\u800c\u66f4\u597d<\/li>\n<li>&#8211;tx_depth&#061;128&#xff1a;\u53d1\u9001\u961f\u5217\u6df1\u5ea6\u3002\u592a\u6d45&#xff08;\u59828&#xff09;\u4f1a\u997f\u6b7b\u6d41\u6c34\u7ebf&#xff0c;\u592a\u6df1&#xff08;\u5982512&#xff09;\u53ef\u80fd\u89e6\u53d1\u62e5\u585e<\/li>\n<\/ul>\n<h4>\u591a\u7ebf\u7a0b\u6d4b\u8bd5\u7684\u5751<\/h4>\n<p><span class=\"token comment\"># \u591a\u7ebf\u7a0b\u6d4b\u8bd5&#xff0c;\u6ce8\u610fCPU\u4eb2\u548c\u6027<\/span><br \/>\nib_write_bw <span class=\"token parameter variable\">-d<\/span> mlx5_0 <span class=\"token parameter variable\">&#8211;report_gbits<\/span> <span class=\"token parameter variable\">&#8211;run_infinitely<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;duration<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">60<\/span> <span class=\"token parameter variable\">&#8211;use_hugepages<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;num_of_qps<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">8<\/span> <span class=\"token parameter variable\">&#8211;num_of_threads<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">8<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;cpu_binding<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">0<\/span>-7  <span class=\"token comment\"># \u7ed1\u5b9a\u5230\u7f51\u5361\u6240\u5728Numa\u7684\u6838\u5fc3<\/span><\/p>\n<p>\u8fd9\u91cc\u8e29\u8fc7\u5751&#xff1a;8\u4e2a\u7ebf\u7a0b\u6ca1\u7ed1\u6838&#xff0c;\u5168\u90e8\u8dd1\u5230Numa\u8fdc\u7aef&#xff0c;\u5e26\u5bbd\u4ece90Gbps\u6389\u523045Gbps\u3002\u7528taskset\u6216numactl\u7ed1\u6838\u662f\u5fc5\u987b\u7684\u3002<\/p>\n<h4>\u6d88\u606f\u5927\u5c0f\u7684\u9009\u62e9<\/h4>\n<p><span class=\"token comment\"># \u6d4b\u8bd5\u4e0d\u540c\u6d88\u606f\u5927\u5c0f\u7684\u6027\u80fd<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token for-or-select variable\">size<\/span> <span class=\"token keyword\">in<\/span> <span class=\"token number\">2<\/span> <span class=\"token number\">4<\/span> <span class=\"token number\">8<\/span> <span class=\"token number\">16<\/span> <span class=\"token number\">32<\/span> <span class=\"token number\">64<\/span> <span class=\"token number\">128<\/span> <span class=\"token number\">256<\/span> <span class=\"token number\">512<\/span> <span class=\"token number\">1024<\/span> <span class=\"token number\">2048<\/span> <span class=\"token number\">4096<\/span> <span class=\"token number\">8192<\/span> <span class=\"token number\">16384<\/span> <span class=\"token number\">32768<\/span> <span class=\"token number\">65536<\/span> <span class=\"token number\">131072<\/span> <span class=\"token number\">262144<\/span> <span class=\"token number\">524288<\/span> <span class=\"token number\">1048576<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">do<\/span><br \/>\n  ib_write_bw <span class=\"token parameter variable\">-d<\/span> mlx5_0 <span class=\"token parameter variable\">&#8211;report_gbits<\/span> <span class=\"token parameter variable\">&#8211;duration<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">30<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token parameter variable\">&#8211;use_hugepages<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span> <span class=\"token parameter variable\">&#8211;inline_size<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">64<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token parameter variable\">&#8211;size<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token variable\">$size<\/span><br \/>\n<span class=\"token keyword\">done<\/span><\/p>\n<p>\u7ecf\u9a8c\u6570\u636e&#xff08;ConnectX-5&#xff0c;100Gbps&#xff09;&#xff1a;<\/p>\n<ul>\n<li>64\u5b57\u8282\u4ee5\u4e0b&#xff1a;\u5ef6\u8fdf\u4e3b\u5bfc&#xff0c;\u5e26\u5bbd&lt;10Gbps<\/li>\n<li>256\u5b57\u8282-4KB&#xff1a;\u5e26\u5bbd\u5f00\u59cb\u722c\u5347&#xff0c;\u7ea630-60Gbps<\/li>\n<li>16KB\u4ee5\u4e0a&#xff1a;\u63a5\u8fd1\u7ebf\u901f&#xff0c;&gt;90Gbps<\/li>\n<li>1MB\u4ee5\u4e0a&#xff1a;\u53ef\u80fd\u89e6\u53d1\u5185\u5b58\u5e26\u5bbd\u74f6\u9888&#xff0c;\u53cd\u800c\u4e0b\u964d<\/li>\n<\/ul>\n<h3>\u6d4b\u8bd5\u573a\u666f\u8bbe\u8ba1<\/h3>\n<h4>\u5355\u6d41 vs \u591a\u6d41<\/h4>\n<p><span class=\"token comment\"># \u5355\u6d41\u6d4b\u8bd5&#xff1a;\u9a8c\u8bc1\u5355\u8fde\u63a5\u6781\u9650<\/span><br \/>\nib_write_bw <span class=\"token parameter variable\">-d<\/span> mlx5_0 <span class=\"token parameter variable\">&#8211;report_gbits<\/span> <span class=\"token parameter variable\">&#8211;duration<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">60<\/span> <span class=\"token parameter variable\">&#8211;use_hugepages<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span><\/p>\n<p><span class=\"token comment\"># \u591a\u6d41\u6d4b\u8bd5&#xff1a;\u6a21\u62df\u771f\u5b9e\u591a\u8fde\u63a5\u573a\u666f<\/span><br \/>\nib_write_bw <span class=\"token parameter variable\">-d<\/span> mlx5_0 <span class=\"token parameter variable\">&#8211;report_gbits<\/span> <span class=\"token parameter variable\">&#8211;duration<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">60<\/span> <span class=\"token parameter variable\">&#8211;use_hugepages<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;num_of_qps<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">16<\/span> <span class=\"token parameter variable\">&#8211;num_of_threads<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">16<\/span><\/p>\n<p>\u522b\u8fd9\u6837\u5199&#xff1a;\u53ea\u6d4b\u5355\u6d41&#xff0c;\u7136\u540e\u5ba3\u79f0\u7cfb\u7edf\u6027\u80fd\u3002\u771f\u5b9e\u4e1a\u52a1\u573a\u666f\u901a\u5e38\u662f\u591a\u6d41\u5e76\u53d1&#xff0c;\u5355\u6d41\u6570\u636e\u53ea\u80fd\u4f5c\u4e3a\u4e0a\u9650\u53c2\u8003\u3002<\/p>\n<h4>\u53cc\u5411\u6d4b\u8bd5<\/h4>\n<p><span class=\"token comment\"># \u53cc\u5411\u540c\u65f6\u8bfb\u5199<\/span><br \/>\nib_write_bw <span class=\"token parameter variable\">-d<\/span> mlx5_0 <span class=\"token parameter variable\">&#8211;report_gbits<\/span> <span class=\"token parameter variable\">&#8211;duration<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">60<\/span> <span class=\"token parameter variable\">&#8211;use_hugepages<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;bidirectional<\/span><\/p>\n<p>\u53cc\u5411\u6d4b\u8bd5\u80fd\u66b4\u9732PCIe\u5e26\u5bbd\u74f6\u9888\u3002\u6709\u4e9b\u7f51\u5361\u5355\u65b9\u5411\u80fd\u8dd1\u6ee1&#xff0c;\u53cc\u5411\u5c31\u6389\u523060%\u3002<\/p>\n<h4>\u5ef6\u8fdf\u6d4b\u8bd5<\/h4>\n<p><span class=\"token comment\"># \u5ef6\u8fdf\u6d4b\u8bd5&#xff0c;\u6ce8\u610f\u8981\u8dd1\u8db3\u591f\u591a\u6b21<\/span><br \/>\nib_write_lat <span class=\"token parameter variable\">-d<\/span> mlx5_0 <span class=\"token parameter variable\">&#8211;duration<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">30<\/span> <span class=\"token parameter variable\">&#8211;use_hugepages<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">&#8211;size<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">64<\/span> <span class=\"token parameter variable\">&#8211;iters<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">1000000<\/span><\/p>\n<p>\u8fd9\u91cc\u8e29\u8fc7\u5751&#xff1a;&#8211;iters\u8bbe\u592a\u5c0f&#xff08;\u598210000&#xff09;&#xff0c;\u5ef6\u8fdf\u6296\u52a8\u5927&#xff0c;\u6570\u636e\u4e0d\u53ef\u4fe1\u3002\u81f3\u5c11100\u4e07\u6b21\u8fed\u4ee3\u3002<\/p>\n<h3>\u6570\u636e\u91c7\u96c6\u4e0e\u5206\u6790\u65b9\u6cd5<\/h3>\n<h4>\u5b9e\u65f6\u76d1\u63a7<\/h4>\n<p><span class=\"token comment\"># \u6d4b\u8bd5\u671f\u95f4\u76d1\u63a7\u7f51\u5361\u7edf\u8ba1<\/span><br \/>\n<span class=\"token function\">watch<\/span> <span class=\"token parameter variable\">-n<\/span> <span class=\"token number\">1<\/span> <span class=\"token string\">&#034;ethtool -S mlx5_0 | grep -E &#039;rx_bytes|tx_bytes|rx_packets|tx_packets&#039;&#034;<\/span><\/p>\n<p><span class=\"token comment\"># \u76d1\u63a7PCIe\u9519\u8bef<\/span><br \/>\n<span class=\"token function\">watch<\/span> <span class=\"token parameter variable\">-n<\/span> <span class=\"token number\">1<\/span> <span class=\"token string\">&#034;cat \/sys\/kernel\/debug\/mlx5\/0000:03:00.0\/pcie_err_counters&#034;<\/span><\/p>\n<h4>\u7ed3\u679c\u8bb0\u5f55\u6a21\u677f<\/h4>\n<p>\u6bcf\u6b21\u6d4b\u8bd5\u5fc5\u987b\u8bb0\u5f55\u4ee5\u4e0b\u4fe1\u606f&#xff1a;<\/p>\n<p>\u6d4b\u8bd5\u65e5\u671f&#xff1a;2024-01-15<br \/>\n\u6d4b\u8bd5\u4eba\u5458&#xff1a;\u5f20\u4e09<br \/>\n\u786c\u4ef6\u4fe1\u606f&#xff1a;<br \/>\n  &#8211; \u7f51\u5361&#xff1a;ConnectX-5 100Gbps<br \/>\n  &#8211; PCIe&#xff1a;Gen3 x16<br \/>\n  &#8211; CPU&#xff1a;Intel Xeon Gold 6248<br \/>\n  &#8211; \u5185\u5b58&#xff1a;256GB DDR4 2933<br \/>\n\u8f6f\u4ef6\u4fe1\u606f&#xff1a;<br \/>\n  &#8211; \u9a71\u52a8&#xff1a;mlx5_core 5.4-3<br \/>\n  &#8211; \u56fa\u4ef6&#xff1a;16.32.1010<br \/>\n  &#8211; \u5185\u6838&#xff1a;5.10.0-28<br \/>\n  &#8211; OFED&#xff1a;5.4-3.0.3.0<br \/>\n\u6d4b\u8bd5\u53c2\u6570&#xff1a;<br \/>\n  &#8211; \u5de5\u5177&#xff1a;ib_write_bw<br \/>\n  &#8211; \u6d88\u606f\u5927\u5c0f&#xff1a;64B, 256B, 1KB, 4KB, 16KB, 64KB, 1MB<br \/>\n  &#8211; \u961f\u5217\u6df1\u5ea6&#xff1a;128<br \/>\n  &#8211; \u7ebf\u7a0b\u6570&#xff1a;1, 4, 8, 16<br \/>\n  &#8211; \u6301\u7eed\u65f6\u95f4&#xff1a;60s<br \/>\n  &#8211; \u5927\u9875&#xff1a;\u542f\u7528<br \/>\n  &#8211; CPU\u7ed1\u5b9a&#xff1a;Numa node 0, cores 0-15<br \/>\n\u7ed3\u679c&#xff1a;<br \/>\n  &#8211; 64B: 2.3Gbps, 1.2us\u5ef6\u8fdf<br \/>\n  &#8211; 4KB: 45.6Gbps<br \/>\n  &#8211; 64KB: 92.1Gbps<br \/>\n  &#8211; 1MB: 88.7Gbps<br \/>\n\u5907\u6ce8&#xff1a;<br \/>\n  &#8211; \u53cc\u5411\u6d4b\u8bd5\u5e26\u5bbd\u4e0b\u964d\u81f378Gbps&#xff0c;\u6000\u7591PCIe\u5e26\u5bbd\u74f6\u9888<\/p>\n<h3>\u5e38\u89c1\u95ee\u9898\u6392\u67e5<\/h3>\n<h4>\u5e26\u5bbd\u4e0a\u4e0d\u53bb<\/h4>\n<li>\u68c0\u67e5PCIe\u94fe\u8def&#xff1a;lspci -vvv | grep LnkSta<\/li>\n<li>\u68c0\u67e5\u4e2d\u65ad\u4eb2\u548c\u6027&#xff1a;cat \/proc\/interrupts | grep mlx5<\/li>\n<li>\u68c0\u67e5\u6d41\u63a7\u914d\u7f6e&#xff1a;mlxreg -d \/dev\/mst\/mt4123_pciconf0 &#8211;reg_name PPCR &#8211;get<\/li>\n<li>\u68c0\u67e5\u5185\u5b58\u5e26\u5bbd&#xff1a;numastat -m<\/li>\n<h4>\u5ef6\u8fdf\u6296\u52a8\u5927<\/h4>\n<li>\u68c0\u67e5CPU\u9891\u7387\u7f29\u653e&#xff1a;cat \/sys\/devices\/system\/cpu\/cpu*\/cpufreq\/scaling_governor&#xff0c;\u8bbe\u4e3aperformance<\/li>\n<li>\u68c0\u67e5\u4e2d\u65ad\u5408\u5e76&#xff1a;ethtool -c mlx5_0&#xff0c;\u5173\u95edadaptive-rx<\/li>\n<li>\u68c0\u67e5NUMA&#xff1a;\u786e\u8ba4\u7f51\u5361\u548c\u6d4b\u8bd5\u8fdb\u7a0b\u5728\u540c\u4e00Numa\u8282\u70b9<\/li>\n<h4>\u591a\u7ebf\u7a0b\u6027\u80fd\u4e0d\u7ebf\u6027<\/h4>\n<li>\u68c0\u67e5QoS\u914d\u7f6e&#xff1a;mlxreg -d \/dev\/mst\/mt4123_pciconf0 &#8211;reg_name QPDPM &#8211;get<\/li>\n<li>\u68c0\u67e5\u5171\u4eab\u8d44\u6e90\u7ade\u4e89&#xff1a;L3\u7f13\u5b58\u3001\u5185\u5b58\u63a7\u5236\u5668<\/li>\n<li>\u68c0\u67e5PCIe\u5e26\u5bbd&#xff1a;\u591a\u7ebf\u7a0b\u53ef\u80fd\u6253\u6ee1PCIe<\/li>\n<h3>\u4e2a\u4eba\u7ecf\u9a8c\u603b\u7ed3<\/h3>\n<li>\n<p>\u6d4b\u8bd5\u65b9\u6848\u8981\u5199\u6587\u6863\u3002\u522b\u4fe1\u8111\u5b50\u3002\u6211\u89c1\u8fc7\u592a\u591a\u4eba\u8dd1\u5b8c\u6d4b\u8bd5&#xff0c;\u4e09\u4e2a\u6708\u540e\u95ee\u201c\u5f53\u65f6\u53c2\u6570\u662f\u4ec0\u4e48\u201d&#xff0c;\u6ca1\u4eba\u8bb0\u5f97\u3002<\/p>\n<\/li>\n<li>\n<p>\u6bcf\u6b21\u53ea\u6539\u4e00\u4e2a\u53d8\u91cf\u3002\u6d88\u606f\u5927\u5c0f\u3001\u961f\u5217\u6df1\u5ea6\u3001\u7ebf\u7a0b\u6570&#xff0c;\u4e00\u6b21\u6539\u4e00\u4e2a\u3002\u540c\u65f6\u6539\u4e09\u4e2a&#xff0c;\u51fa\u95ee\u9898\u4f60\u6839\u672c\u4e0d\u77e5\u9053\u662f\u54ea\u4e2a\u5bfc\u81f4\u7684\u3002<\/p>\n<\/li>\n<li>\n<p>\u57fa\u7ebf\u6570\u636e\u8981\u4fdd\u7559\u3002\u6bcf\u6b21\u9a71\u52a8\u5347\u7ea7\u3001\u56fa\u4ef6\u5347\u7ea7\u3001\u5185\u6838\u5347\u7ea7\u540e&#xff0c;\u91cd\u65b0\u8dd1\u4e00\u904d\u57fa\u7ebf\u6d4b\u8bd5\u3002\u6211\u9047\u5230\u8fc7\u9a71\u52a8\u4ece5.4\u5347\u52305.5&#xff0c;\u5e26\u5bbd\u6389\u4e8615%&#xff0c;\u56de\u9000\u624d\u6062\u590d\u3002<\/p>\n<\/li>\n<li>\n<p>\u522b\u8ff7\u4fe1perftest\u3002perftest\u662f\u5fae\u57fa\u51c6\u6d4b\u8bd5&#xff0c;\u4e0d\u4ee3\u8868\u771f\u5b9e\u4e1a\u52a1\u6027\u80fd\u3002\u771f\u5b9e\u4e1a\u52a1\u6709\u534f\u8bae\u5f00\u9500\u3001\u5185\u5b58\u5206\u914d\u3001\u9501\u7ade\u4e89\u3002perftest\u8dd1\u6ee1100Gbps&#xff0c;\u4e1a\u52a1\u53ef\u80fd\u53ea\u670930Gbps\u3002\u5efa\u8bae\u5728perftest\u4e4b\u540e&#xff0c;\u7528\u771f\u5b9e\u4e1a\u52a1\u534f\u8bae&#xff08;\u5982NVMe-oF\u3001RoCE&#xff09;\u518d\u6d4b\u4e00\u8f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u73af\u5883\u5dee\u5f02\u8981\u8bb0\u5f55\u3002\u540c\u4e00\u4e2a\u673a\u623f&#xff0c;\u4e0d\u540c\u673a\u67dc&#xff0c;\u4e0d\u540c\u4ea4\u6362\u673a\u7aef\u53e3&#xff0c;\u6027\u80fd\u53ef\u80fd\u5dee20%\u3002\u628a\u6d4b\u8bd5\u73af\u5883\u62d3\u6251\u753b\u6e05\u695a&#xff0c;\u5305\u62ec\u8df3\u7ebf\u3001\u4ea4\u6362\u673a\u578b\u53f7\u3001\u7aef\u53e3\u914d\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u81ea\u52a8\u5316\u6d4b\u8bd5\u811a\u672c\u3002\u624b\u52a8\u8dd1\u6d4b\u8bd5\u592a\u5bb9\u6613\u51fa\u9519\u3002\u5199\u4e2a\u811a\u672c&#xff0c;\u81ea\u52a8\u904d\u5386\u53c2\u6570\u7ec4\u5408&#xff0c;\u81ea\u52a8\u8bb0\u5f55\u73af\u5883\u4fe1\u606f&#xff0c;\u81ea\u52a8\u751f\u6210\u62a5\u544a\u3002\u6211\u56e2\u961f\u73b0\u5728\u7528Ansible &#043; Python\u811a\u672c&#xff0c;\u4e00\u952e\u8dd1\u5b8c\u6240\u6709\u6d4b\u8bd5&#xff0c;\u8f93\u51faHTML\u62a5\u544a\u3002<\/p>\n<\/li>\n<li>\n<p>\u6027\u80fd\u95ee\u9898\u5f80\u5f80\u662f\u7cfb\u7edf\u95ee\u9898\u3002RDMA\u6027\u80fd\u4e0a\u4e0d\u53bb&#xff0c;90%\u4e0d\u662f\u7f51\u5361\u95ee\u9898&#xff0c;\u800c\u662fPCIe\u3001\u5185\u5b58\u3001CPU\u3001\u4e2d\u65ad\u3001\u6d41\u63a7\u3001\u9a71\u52a8\u3001\u56fa\u4ef6\u4e2d\u7684\u67d0\u4e00\u4e2a\u73af\u8282\u3002\u522b\u4e00\u4e0a\u6765\u5c31\u6000\u7591\u7f51\u5361\u574f\u4e86\u3002<\/p>\n<\/li>\n<h3>\u6700\u540e\u8bf4\u4e00\u53e5&#xff1a;\u6d4b\u8bd5\u65b9\u6848\u8bbe\u8ba1\u5f97\u597d&#xff0c;\u80fd\u7701\u638980%\u7684\u6392\u67e5\u65f6\u95f4\u3002\u522b\u6025\u7740\u8dd1\u6570\u636e&#xff0c;\u5148\u628a\u65b9\u6848\u60f3\u6e05\u695a\u3002<\/h3>\n<h4>\u5173\u952e\u8bcd<\/h4>\n<p>\u6838\u5fc3\u5173\u952e\u8bcd&#xff1a;RDMA\u3001\u5e26\u5bbd\u3001PCIe\u3001NUMA\u3001\u4e2d\u65ad\u3001MB\u3001perftest\u3001\u5185\u5b58\u5e26\u5bbd\u3001\u53cc\u5411\u6d4b\u8bd5\u3001\u5e76\u53d1<\/p>\n<p>\u7cbe\u51c6\u957f\u5c3e\u5173\u952e\u8bcd&#xff1a;RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\u3001\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848\u3001\u786c\u4ef6\u62d3\u6251\u786e\u8ba4\u3001\u56fa\u4ef6\u4e0e\u9a71\u52a8\u7248\u672c\u3001\u7cfb\u7edf\u53c2\u6570\u8c03\u4f18\u3001\u6d4b\u8bd5\u5de5\u5177\u7684\u9009\u62e9\u4e0e\u9677\u9631\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\u8be6\u89e3\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\u5b9e\u6218\u3001\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848\u6392\u67e5\u3001RDMA\u7f16\u7a0b\u5b9e\u6218\u3001RDMA\u6027\u80fd\u4f18\u5316\u3001RDMA\u534f\u8bae\u8be6\u89e3<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u6b21\u8ba9\u6211\u5931\u7720\u7684\u534a\u591c\u8c03\u8bd5<br \/>\n\u51cc\u6668\u4e24\u70b9&#xff0c;\u6570\u636e\u4e2d\u5fc3\u544a\u8b66\u3002\u65b0\u4e0a\u7ebf\u7684RDMA\u5b58\u50a8\u96c6\u7fa4&#xff0c;\u7406\u8bba\u5e26\u5bbd100Gbps&#xff0c;\u5b9e\u6d4b\u53ea\u670937Gbps\u3002\u4e1a\u52a1\u65b9\u5728\u7fa4\u91cc\u6211&#xff0c;\u8001\u677f\u5728\u98de\u4e66\u95ee\u8fdb\u5ea6\u3002\u6211\u76ef\u7740perftest\u7684\u8f93\u51fa&#xff0c;\u5fc3\u8df3\u548c\u90a3\u4e2a\u53ef\u601c\u7684\u5e26\u5bbd\u6570\u5b57\u4e00\u6837\u4f4e\u3002<br \/>\n\u66f4\u8be1\u5f02\u7684\u662f\u2014\u2014\u540c\u6837\u7684\u786c\u4ef6&#xff0c;\u540c\u6837\u7684\u9a71\u52a8\u7248\u672c&#xff0c;\u9694\u58c1\u56e2\u961f\u7684\u6d4b\u8bd5\u62a5\u544a\u5199\u774092Gbps\u3002\u4ed6\u4eec\u7528\u7684\u662fperftest\u9ed8\u8ba4\u53c2\u6570&#xff0c;\u6211\u4eec\u4e5f\u662f\u3002\u95ee\u9898\u51fa\u5728\u54ea&#xff1f;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[746,99,101,292,78],"topic":[],"class_list":["post-120830","post","type-post","status-publish","format-standard","hentry","category-server","tag-golang","tag-java","tag-spring","tag-292","tag-78"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/120830.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u4e00\u6b21\u8ba9\u6211\u5931\u7720\u7684\u534a\u591c\u8c03\u8bd5 \u51cc\u6668\u4e24\u70b9&#xff0c;\u6570\u636e\u4e2d\u5fc3\u544a\u8b66\u3002\u65b0\u4e0a\u7ebf\u7684RDMA\u5b58\u50a8\u96c6\u7fa4&#xff0c;\u7406\u8bba\u5e26\u5bbd100Gbps&#xff0c;\u5b9e\u6d4b\u53ea\u670937Gbps\u3002\u4e1a\u52a1\u65b9\u5728\u7fa4\u91cc\u6211&#xff0c;\u8001\u677f\u5728\u98de\u4e66\u95ee\u8fdb\u5ea6\u3002\u6211\u76ef\u7740perftest\u7684\u8f93\u51fa&#xff0c;\u5fc3\u8df3\u548c\u90a3\u4e2a\u53ef\u601c\u7684\u5e26\u5bbd\u6570\u5b57\u4e00\u6837\u4f4e\u3002 \u66f4\u8be1\u5f02\u7684\u662f\u2014\u2014\u540c\u6837\u7684\u786c\u4ef6&#xff0c;\u540c\u6837\u7684\u9a71\u52a8\u7248\u672c&#xff0c;\u9694\u58c1\u56e2\u961f\u7684\u6d4b\u8bd5\u62a5\u544a\u5199\u774092Gbps\u3002\u4ed6\u4eec\u7528\u7684\u662fperftest\u9ed8\u8ba4\u53c2\u6570&#xff0c;\u6211\u4eec\u4e5f\u662f\u3002\u95ee\u9898\u51fa\u5728\u54ea&#xff1f;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/120830.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-11-01T06:08:28+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/120830.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/120830.html\",\"name\":\"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-11-01T06:08:28+00:00\",\"dateModified\":\"2026-11-01T06:08:28+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/120830.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/120830.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/120830.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/120830.html","og_locale":"zh_CN","og_type":"article","og_title":"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u4e00\u6b21\u8ba9\u6211\u5931\u7720\u7684\u534a\u591c\u8c03\u8bd5 \u51cc\u6668\u4e24\u70b9&#xff0c;\u6570\u636e\u4e2d\u5fc3\u544a\u8b66\u3002\u65b0\u4e0a\u7ebf\u7684RDMA\u5b58\u50a8\u96c6\u7fa4&#xff0c;\u7406\u8bba\u5e26\u5bbd100Gbps&#xff0c;\u5b9e\u6d4b\u53ea\u670937Gbps\u3002\u4e1a\u52a1\u65b9\u5728\u7fa4\u91cc\u6211&#xff0c;\u8001\u677f\u5728\u98de\u4e66\u95ee\u8fdb\u5ea6\u3002\u6211\u76ef\u7740perftest\u7684\u8f93\u51fa&#xff0c;\u5fc3\u8df3\u548c\u90a3\u4e2a\u53ef\u601c\u7684\u5e26\u5bbd\u6570\u5b57\u4e00\u6837\u4f4e\u3002 \u66f4\u8be1\u5f02\u7684\u662f\u2014\u2014\u540c\u6837\u7684\u786c\u4ef6&#xff0c;\u540c\u6837\u7684\u9a71\u52a8\u7248\u672c&#xff0c;\u9694\u58c1\u56e2\u961f\u7684\u6d4b\u8bd5\u62a5\u544a\u5199\u774092Gbps\u3002\u4ed6\u4eec\u7528\u7684\u662fperftest\u9ed8\u8ba4\u53c2\u6570&#xff0c;\u6211\u4eec\u4e5f\u662f\u3002\u95ee\u9898\u51fa\u5728\u54ea&#xff1f;","og_url":"https:\/\/www.wsisp.com\/helps\/120830.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-11-01T06:08:28+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"4 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/120830.html","url":"https:\/\/www.wsisp.com\/helps\/120830.html","name":"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-11-01T06:08:28+00:00","dateModified":"2026-11-01T06:08:28+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/120830.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/120830.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/120830.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"181\u3001RDMA\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\uff1a\u8bbe\u8ba1\u79d1\u5b66\u7684\u6d4b\u8bd5\u65b9\u6848"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/120830","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=120830"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/120830\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=120830"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=120830"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=120830"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=120830"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}