\u4ece\u672c\u8d28\u4e0a\u8bb2,\u57fa\u4e8eRDMA\u7684NVMe\u901a\u8fc7\u7ed5\u8fc7\u4f20\u7edf\u7f51\u7edc\u534f\u8bae\u6808,\u5b9e\u73b0\u5b58\u50a8\u8bbe\u5907\u548c\u4e3b\u673a\u4e4b\u95f4\u7684\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\u3002\u8fd9\u79cd\u67b6\u6784\u65b9\u6cd5\u663e\u8457\u964d\u4f4e\u4e86\u5ef6\u8fdf\u548cCPU\u5f00\u9500\u3002\u4e3a\u4e86\u8bf4\u660e\u8fd9\u4e00\u70b9,\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5178\u578b\u7684\u6570\u636e\u6d41:<\/p>\n

\r\n\/\/ \u4f20\u7edf\u5b58\u50a8\u6808\r\n\u5e94\u7528\u7a0b\u5e8f -> \u7cfb\u7edf\u8c03\u7528 -> TCP\/IP\u6808 -> \u7f51\u7edc\u9a71\u52a8 -> \u7f51\u5361 -> \u5b58\u50a8\r\n\r\n\/\/ \u57fa\u4e8eRDMA\u7684NVMe\u6808\r\n\u5e94\u7528\u7a0b\u5e8f -> NVMe\u547d\u4ee4 -> RDMA\u961f\u5217\u5bf9 -> \u76f4\u63a5\u5185\u5b58\u8bbf\u95ee -> \u5b58\u50a8\r\n<\/code><\/pre>\n
RDMA\u5b9e\u73b0\u5141\u8bb8\u96f6\u62f7\u8d1d\u7f51\u7edc\u4f20\u8f93,\u6570\u636e\u53ef\u4ee5\u76f4\u63a5\u4ece\u4e00\u53f0\u8ba1\u7b97\u673a\u7684\u5185\u5b58\u79fb\u52a8\u5230\u53e6\u4e00\u53f0\u8ba1\u7b97\u673a\u7684\u5185\u5b58,\u800c\u65e0\u9700\u6d89\u53ca\u4efb\u4f55\u4e00\u4e2a\u7cfb\u7edf\u7684\u5904\u7406\u5668\u3002\u8fd9\u5e26\u6765\u4e86:<\/p>\n
\n
\u5ef6\u8fdf\u964d\u4f4e\u9ad8\u8fbe80%<\/li>\n
CPU\u4f7f\u7528\u7387\u964d\u4f4e\u9ad8\u8fbe30%<\/li>\n
\u4e0e\u4f20\u7edf\u534f\u8bae\u76f8\u6bd4,IOPS\u63d0\u53472-3\u500d<\/li>\n<\/ul>\n
\u6027\u80fd\u6307\u6807\u548c\u57fa\u51c6\u6d4b\u8bd5<\/strong><\/h2>\n
\u5728\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\u7684\u5b9e\u9645\u6d4b\u8bd5\u663e\u793a\u4e86\u663e\u8457\u7684\u6027\u80fd\u63d0\u5347\u3002\u4ee5\u4e0b\u662f\u5bf9\u6bd4\u5206\u6790:<\/p>\n\n\n\n\n\n
\u6307\u6807<\/th>\n
\u4f20\u7edfiSCSI<\/th>\n
\u57fa\u4e8eRDMA\u7684NVMe<\/th>\n<\/tr>\n
\u5ef6\u8fdf<\/td>\n
~500\u03bcs<\/td>\n
~100\u03bcs<\/td>\n<\/tr>\n
IOPS<\/td>\n
50\u4e07<\/td>\n
150\u4e07<\/td>\n<\/tr>\n
\u5e26\u5bbd<\/td>\n
6 GB\/s<\/td>\n
12 GB\/s<\/td>\n<\/tr>\n<\/table>\n
\u5b9e\u65bd\u6307\u5357:\u914d\u7f6e\u57fa\u4e8eRDMA\u7684NVMe<\/strong><\/h2>\n
\u5bf9\u4e8e\u7ba1\u7406\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u7684\u7cfb\u7edf\u7ba1\u7406\u5458\u548cIT\u4e13\u4e1a\u4eba\u5458,\u5b9e\u65bd\u57fa\u4e8eRDMA\u7684NVMe\u9700\u8981\u4ed4\u7ec6\u89c4\u5212\u548c\u5177\u4f53\u7684\u914d\u7f6e\u6b65\u9aa4\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u5b9e\u65bd\u6307\u5357:<\/p>\n
1. \u786c\u4ef6\u8981\u6c42<\/h3>\n
\u6210\u529f\u90e8\u7f72\u7684\u5fc5\u8981\u7ec4\u4ef6:<\/p>\n
\n
\u652f\u6301RDMA\u7684\u7f51\u7edc\u63a5\u53e3\u5361(RoCE\u6216InfiniBand)<\/li>\n
\u517c\u5bb9NVMe\u7684\u5b58\u50a8\u8bbe\u5907<\/li>\n
\u652f\u6301RDMA\u7684\u9ad8\u6027\u80fd\u4ea4\u6362\u673a<\/li>\n<\/ul>\n
2. \u7f51\u7edc\u914d\u7f6e<\/h3>\n
\r\n# \u542f\u7528RDMA\u5b50\u7cfb\u7edf\r\nsystemctl enable rdma\r\nsystemctl start rdma\r\n\r\n# \u914d\u7f6eRoCE\u53c2\u6570\r\nmlxconfig -d \/dev\/mst\/mt4119_pciconf0 set ROCE_ENABLED=1\r\nmlxconfig -d \/dev\/mst\/mt4119_pciconf0 set EQN=8\r\n\r\n# \u9a8c\u8bc1RDMA\u914d\u7f6e\r\nibv_devinfo\r\n<\/code><\/pre>\n
3. NVMe\u76ee\u6807\u8bbe\u7f6e<\/h3>\n
\u4f7f\u7528\u4ee5\u4e0b\u57fa\u672c\u547d\u4ee4\u914d\u7f6eNVMe\u76ee\u6807\u5b50\u7cfb\u7edf:<\/p>\n
\r\n# \u52a0\u8f7d\u6240\u9700\u5185\u6838\u6a21\u5757\r\nmodprobe nvmet\r\nmodprobe nvmet-rdma\r\n\r\n# \u521b\u5efaNVMe\u76ee\u6807\u547d\u540d\u7a7a\u95f4\r\nmkdir \/sys\/kernel\/config\/nvmet\/subsystems\/nvmet-test\r\ncd \/sys\/kernel\/config\/nvmet\/subsystems\/nvmet-test\r\necho 1 > attr_allow_any_host\r\nmkdir namespaces\/1\r\necho -n \/dev\/nvme0n1 > namespaces\/1\/device_path\r\necho 1 > namespaces\/1\/enable\r\n<\/code><\/pre>\n
\u6027\u80fd\u4f18\u5316\u7b56\u7565<\/strong><\/h2>\n
\u8981\u6700\u5927\u5316\u57fa\u4e8eRDMA\u7684NVMe\u4f18\u52bf,\u9700\u8981\u4ed4\u7ec6\u8c03\u4f18\u548c\u4f18\u5316\u3002\u4ee5\u4e0b\u662f\u5173\u952e\u7b56\u7565:<\/p>\n
1. \u7f51\u7edc\u8c03\u4f18<\/h3>\n
\r\n# \u4f18\u5316\u7f51\u7edc\u8bbe\u7f6e\r\nsysctl -w net.core.rmem_max=2147483647\r\nsysctl -w net.core.wmem_max=2147483647\r\nsysctl -w net.ipv4.tcp_rmem=\"4096 87380 2147483647\"\r\nsysctl -w net.ipv4.tcp_wmem=\"4096 65536 2147483647\"\r\n<\/code><\/pre>\n
\u8fd9\u4e9b\u8bbe\u7f6e\u4f18\u5316\u4e86RDMA\u64cd\u4f5c\u7684\u7f51\u7edc\u7f13\u51b2\u533a\u5927\u5c0f,\u964d\u4f4e\u5ef6\u8fdf\u5e76\u63d0\u9ad8\u9ad8\u6027\u80fd\u5b58\u50a8\u73af\u5883\u4e2d\u7684\u541e\u5410\u91cf\u3002<\/p>\n
2. \u961f\u5217\u7ba1\u7406<\/h3>\n
\u6b63\u786e\u7684\u961f\u5217\u6df1\u5ea6\u914d\u7f6e\u5bf9\u4e8e\u6700\u4f73\u6027\u80fd\u81f3\u5173\u91cd\u8981:<\/p>\n
\n
\u6839\u636e\u5de5\u4f5c\u8d1f\u8f7d\u7279\u5f81\u8bbe\u7f6e\u961f\u5217\u6df1\u5ea6<\/li>\n
\u4f7f\u7528nvmeadm\u7b49\u5de5\u5177\u76d1\u63a7\u961f\u5217\u7edf\u8ba1\u4fe1\u606f<\/li>\n
\u6839\u636e\u6027\u80fd\u6307\u6807\u52a8\u6001\u8c03\u6574\u961f\u5217\u53c2\u6570<\/li>\n<\/ul>\n
\u6027\u80fd\u76d1\u63a7\u548c\u6545\u969c\u6392\u9664<\/strong><\/h2>\n
\u5728\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d,\u6709\u6548\u76d1\u63a7\u5bf9\u4e8e\u7ef4\u6301\u57fa\u4e8eRDMA\u7684NVMe\u6700\u4f73\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u5168\u9762\u7684\u76d1\u63a7\u6846\u67b6:<\/p>\n
1. \u5173\u952e\u6027\u80fd\u6307\u6807<\/h3>\n
\r\n# \u76d1\u63a7RDMA\u6027\u80fd\u6307\u6807\r\nperfquery -r\r\n# \u68c0\u67e5NVMe\u7edf\u8ba1\u4fe1\u606f\r\nnvme smart-log \/dev\/nvme0n1\r\n\r\n# \u81ea\u5b9a\u4e49\u76d1\u63a7\u811a\u672c\r\n#!\/bin\/bash\r\nwhile true; do\r\n    date\r\n    rdma_stats=$(perfquery -r)\r\n    nvme_stats=$(nvme smart-log \/dev\/nvme0n1)\r\n    echo \"$rdma_stats\" >> \/var\/log\/rdma_stats.log\r\n    echo \"$nvme_stats\" >> \/var\/log\/nvme_stats.log\r\n    sleep 300\r\ndone\r\n<\/code><\/pre>\n
\u5b9e\u9645\u5e94\u7528\u573a\u666f<\/strong><\/h2>\n
\u5728\u73b0\u4ee3\u6570\u636e\u4e2d\u5fc3\u73af\u5883\u4e2d,\u57fa\u4e8eRDMA\u7684NVMe\u5728\u5404\u79cd\u7528\u4f8b\u4e2d\u5c55\u73b0\u51fa\u5353\u8d8a\u6027\u80fd:<\/p>\n
1. \u9ad8\u9891\u4ea4\u6613\u5e73\u53f0<\/h3>\n
\u4f7f\u7528\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u89e3\u51b3\u65b9\u6848\u7684\u91d1\u878d\u673a\u6784\u62a5\u544a:<\/p>\n
\n
\u5ef6\u8fdf\u4ece100\u03bcs\u964d\u81f320\u03bcs<\/li>\n
\u4ea4\u6613\u5904\u7406\u80fd\u529b\u63d0\u5347300%<\/li>\n
\u9ad8\u5cf0\u4ea4\u6613\u65f6\u6bb5\u7cfb\u7edf\u7a33\u5b9a\u6027\u63d0\u5347<\/li>\n<\/ul>\n
2. \u5927\u6570\u636e\u5206\u6790<\/h3>\n
\u5904\u7406\u5927\u578b\u6570\u636e\u96c6\u7684\u7ec4\u7ec7\u7ecf\u5386\u4e86:<\/p>\n
\n
\u67e5\u8be2\u54cd\u5e94\u65f6\u95f4\u63d0\u534765%<\/li>\n
\u8d44\u6e90\u5229\u7528\u7387\u4f18\u531640%<\/li>\n
\u5e76\u884c\u5904\u7406\u80fd\u529b\u589e\u5f3a<\/li>\n<\/ul>\n
\u672a\u6765\u8d8b\u52bf\u548c\u53d1\u5c55<\/strong><\/h2>\n
\u57fa\u4e8eRDMA\u7684NVMe\u6280\u672f\u7684\u53d1\u5c55\u6301\u7eed\u5851\u9020\u7740\u9ad8\u6027\u80fd\u5b58\u50a8\u7f51\u7edc\u3002\u4e3b\u8981\u53d1\u5c55\u5305\u62ec:<\/p>\n
1. \u65b0\u5174\u6807\u51c6<\/h3>\n
\u6b63\u5728\u5f00\u53d1\u65b0\u7684\u89c4\u8303\u6765\u589e\u5f3a\u57fa\u4e8eRDMA\u7684NVMe:<\/p>\n
\r\n\/\/ \u4e0b\u4e00\u4ee3\u534f\u8bae\u6808\r\n\u5e94\u7528\u5c42\r\n    \u2193\r\n\u589e\u5f3a\u578bNVMe\u547d\u4ee4\u96c6\r\n    \u2193\r\n\u9ad8\u7ea7RDMA\u4f20\u8f93\r\n    \u2193\r\n\u667a\u80fd\u7ed3\u6784\u7ba1\u7406\r\n<\/code><\/pre>\n
2. \u4e0eAI\/ML\u5de5\u4f5c\u8d1f\u8f7d\u7684\u96c6\u6210<\/h3>\n
\u4eba\u5de5\u667a\u80fd\u548c\u673a\u5668\u5b66\u4e60\u5e94\u7528\u4ece\u57fa\u4e8eRDMA\u7684NVMe\u529f\u80fd\u4e2d\u83b7\u76ca\u663e\u8457:<\/p>\n
\n
\u6a21\u578b\u8bad\u7ec3\u65f6\u95f4\u7f29\u77ed<\/li>\n
\u6570\u636e\u7ba1\u9053\u6548\u7387\u63d0\u5347<\/li>\n
\u5b9e\u65f6\u63a8\u7406\u6027\u80fd\u589e\u5f3a<\/li>\n<\/ul>\n
\u6210\u672c\u6548\u76ca\u5206\u6790<\/strong><\/h2>\n
\u4e86\u89e3\u57fa\u4e8eRDMA\u7684NVMe\u5b9e\u65bd\u7684\u8d22\u52a1\u5f71\u54cd:<\/p>\n\n\n\n\n\n
\u7ec4\u4ef6<\/th>\n
\u6295\u8d44\u6c34\u5e73<\/th>\n
\u6295\u8d44\u56de\u62a5\u5468\u671f<\/th>\n<\/tr>\n
RDMA\u786c\u4ef6<\/td>\n
\u4e2d\u7b49<\/td>\n
6-12\u4e2a\u6708<\/td>\n<\/tr>\n
NVMe\u5b58\u50a8<\/td>\n
\u9ad8<\/td>\n
12-18\u4e2a\u6708<\/td>\n<\/tr>\n
\u5b9e\u65bd<\/td>\n
\u4e2d\u7b49<\/td>\n
3-6\u4e2a\u6708<\/td>\n<\/tr>\n<\/table>\n
\u6295\u8d44\u57fa\u4e8eRDMA\u7684NVMe\u6280\u672f\u901a\u5e38\u901a\u8fc7\u4ee5\u4e0b\u65b9\u9762\u5e26\u6765\u663e\u8457\u56de\u62a5:<\/p>\n
\n
\u901a\u8fc7\u63d0\u9ad8\u6548\u7387\u964d\u4f4e\u8fd0\u8425\u6210\u672c<\/li>\n
\u6027\u80fd\u63d0\u5347\u5e26\u6765\u66f4\u597d\u7684\u670d\u52a1\u4ea4\u4ed8<\/li>\n
\u964d\u4f4e\u7ef4\u62a4\u9700\u6c42<\/li>\n
\u63d0\u9ad8\u8d44\u6e90\u5229\u7528\u7387<\/li>\n<\/ul>\n
\u7ed3\u8bba<\/strong><\/h2>\n
\u57fa\u4e8eRDMA\u7684NVMe\u4ee3\u8868\u7740\u9ad8\u6027\u80fd\u5b58\u50a8\u7f51\u7edc\u7684\u91cd\u5927\u98de\u8dc3,\u4e3a\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u63d0\u4f9b\u524d\u6240\u672a\u6709\u7684\u6027\u80fd\u4f18\u52bf\u3002\u968f\u7740\u7ec4\u7ec7\u6301\u7eed\u8981\u6c42\u66f4\u5feb\u3001\u66f4\u9ad8\u6548\u7684\u6570\u636e\u5904\u7406\u80fd\u529b,\u8fd9\u9879\u6280\u672f\u7ad9\u5728\u5b58\u50a8\u521b\u65b0\u7684\u6700\u524d\u6cbf\u3002\u5ef6\u8fdf\u964d\u4f4e\u3001\u541e\u5410\u91cf\u63d0\u5347\u548c\u8d44\u6e90\u5229\u7528\u7387\u6539\u5584\u7684\u7ec4\u5408\u4f7f\u5176\u6210\u4e3a\u73b0\u4ee3\u6570\u636e\u4e2d\u5fc3\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u73b0\u4ee3\u6570\u636e\u4e2d\u5fc3\u7684\u5b58\u50a8\u9769\u547d \u5728\u9ad8\u6027\u80fd\u5b58\u50a8\u7f51\u7edc\u9886\u57df,\u57fa\u4e8eRDMA(\u8fdc\u7a0b\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee)\u7684NVMe\u6280\u672f\u4ee3\u8868\u7740\u4e00\u9879\u7a81\u7834\u6027\u8fdb\u5c55,\u6b63\u5728\u91cd\u5851\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u5904\u7406\u6570\u636e\u4f20\u8f93\u7684\u65b9\u5f0f\u3002\u8fd9\u9879\u6280\u672f\u5c06NVMe(\u975e\u6613\u5931\u6027\u5185\u5b58\u6807\u51c6)\u7684\u9ad8\u6548\u6027\u4e0eRDMA\u7684\u95ea\u7535\u822c\u901f\u5ea6\u76f8\u7ed3\u5408,\u4e3a\u8ffd\u6c42\u9876\u7ea7\u6027\u80fd\u7684\u6570\u636e\u4e2d\u5fc3\u521b\u9020\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u89e3\u51b3\u65b9\u6848\u3002 \u6280\u672f\u6df1\u5165:\u7406\u89e3\u57fa\u4e8eRDMA\u7684NVMe \u4ece\u672c\u8d28\u4e0a\u8bb2,\u57fa\u4e8eRDMA\u7684NVMe\u901a\u8fc7\u7ed5\u8fc7\u4f20\u7edf\u7f51\u7edc\u534f\u8bae\u6808,\u5b9e\u73b0\u5b58\u50a8\u8bbe\u5907\u548c\u4e3b\u673a\u4e4b\u95f4\u7684\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\u3002\u8fd9\u79cd\u67b6\u6784\u65b9\u6cd5\u663e\u8457\u964d\u4f4e\u4e86\u5ef6\u8fdf\u548cCPU\u5f00\u9500\u3002\u4e3a\u4e86\u8bf4\u660e\u8fd9\u4e00\u70b9,\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5178\u578b\u7684\u6570\u636e\u6d41: \/\/ \u4f20\u7edf\u5b58\u50a8\u6808 \u5e94\u7528\u7a0b\u5e8f -> \u7cfb\u7edf\u8c03\u7528 -> TCP\/IP\u6808 -> \u7f51\u7edc\u9a71\u52a8 -> \u7f51\u5361 -> \u5b58\u50a8 \/\/ \u57fa\u4e8eRDMA\u7684NVMe\u6808 \u5e94\u7528\u7a0b\u5e8f -> NVMe\u547d\u4ee4 -> RDMA\u961f\u5217\u5bf9 -> \u76f4\u63a5\u5185\u5b58\u8bbf\u95ee -> \u5b58\u50a8 RDMA\u5b9e\u73b0\u5141\u8bb8\u96f6\u62f7\u8d1d\u7f51\u7edc\u4f20\u8f93,\u6570\u636e\u53ef\u4ee5\u76f4\u63a5\u4ece\u4e00\u53f0\u8ba1\u7b97\u673a\u7684\u5185\u5b58\u79fb\u52a8\u5230\u53e6\u4e00\u53f0\u8ba1\u7b97\u673a\u7684\u5185\u5b58,\u800c\u65e0\u9700\u6d89\u53ca\u4efb\u4f55\u4e00\u4e2a\u7cfb\u7edf\u7684\u5904\u7406\u5668\u3002\u8fd9\u5e26\u6765\u4e86: \u5ef6\u8fdf\u964d\u4f4e\u9ad8\u8fbe80% CPU\u4f7f\u7528\u7387\u964d\u4f4e\u9ad8\u8fbe30% \u4e0e\u4f20\u7edf\u534f\u8bae\u76f8\u6bd4,IOPS\u63d0\u53472-3\u500d \u6027\u80fd\u6307\u6807\u548c\u57fa\u51c6\u6d4b\u8bd5 \u5728\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\u7684\u5b9e\u9645\u6d4b\u8bd5\u663e\u793a\u4e86\u663e\u8457\u7684\u6027\u80fd\u63d0\u5347\u3002\u4ee5\u4e0b\u662f\u5bf9\u6bd4\u5206\u6790: \u6307\u6807 \u4f20\u7edfiSCSI \u57fa\u4e8eRDMA\u7684NVMe \u5ef6\u8fdf ~500\u03bcs ~100\u03bcs IOPS 50\u4e07 150\u4e07 \u5e26\u5bbd 6 GB\/s 12 GB\/s \u5b9e\u65bd\u6307\u5357:\u914d\u7f6e\u57fa\u4e8eRDMA\u7684NVMe \u5bf9\u4e8e\u7ba1\u7406\u4f01\u4e1a\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u7684\u7cfb\u7edf\u7ba1\u7406\u5458\u548cIT\u4e13\u4e1a\u4eba\u5458,\u5b9e\u65bd\u57fa\u4e8eRDMA\u7684NVMe\u9700\u8981\u4ed4\u7ec6\u89c4\u5212\u548c\u5177\u4f53\u7684\u914d\u7f6e\u6b65\u9aa4\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u5b9e\u65bd\u6307\u5357: 1. \u786c\u4ef6\u8981\u6c42 \u6210\u529f\u90e8\u7f72\u7684\u5fc5\u8981\u7ec4\u4ef6: \u652f\u6301RDMA\u7684\u7f51\u7edc\u63a5\u53e3\u5361(RoCE\u6216InfiniBand) \u517c\u5bb9NVMe\u7684\u5b58\u50a8\u8bbe\u5907 […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":22743,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62],"tags":[6804,6805,6806,6807,5915,5337,4511],"class_list":["post-22767","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hong-kong-dedicated-server-sc","tag-nvme-over-rdma-sc","tag-high-performance-storage-sc","tag-data-center-networking-sc","tag-enterprise-hosting-sc","tag-data-center-network-sc","tag-business-hosting-sc","tag-rdma-technology-sc"],"acf":[],"yoast_head":"\n