![\"\"](\"http:\/\/pic.doit.com.cn\/2017\/12\/4ba0bad43dccc3e10528876940dac912.jpg\")
<\/p>\n<\/p>\n
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Direct\uff09\uff0c\u6216\u8005VMware vSAN\uff0c\u90fd\u6709\u8ba1\u5212\u52a0\u5165\u6570\u636e\u672c\u5730\u5316\u7684\u529f\u80fd\u3002<\/p>\n 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\u53e6\u4e00\u4e2a\u4f8b\u5b50\u662fAWS\u7684EBS\u3002EBS\u4e3b\u8981\u4e3aEC2\u8ba1\u7b97\u5b9e\u4f8b\u670d\u52a1\uff0cAWS\u6709\u5f88\u591a\u7c7b\u578b\u7684EC2\u5b9e\u4f8b\uff0cC\u5f00\u5934\u7684\u662f\u8ba1\u7b97\u4f18\u5316\u7684\u5b9e\u4f8b\uff0c\u524d\u4e0d\u4e45\u63a8\u51fa\u4e86\u6700\u65b0\u4e00\u4ee3\u7684C5\u5b9e\u4f8b\u3002AWS\u8d77\u6b65\u6bd4\u8f83\u65e9\uff0c\u5176\u865a\u62df\u5316\u91c7\u7528\u7684\u662fXen\uff0c\u4f46\u662f\u6700\u65b0\u7684\u4e00\u4ee3C5\u8f6c\u5411\u4e86KVM\u3002\u4e0a\u5468\u7684re:Invent 2017\u5927\u4f1a\u4e0a\uff0cAWS\u4e3a\u4e86\u4ecb\u7ecdC5\uff0c\u628a\u4ee5\u524d\u51e0\u4ee3\u5b9e\u4f8b\u7684\u8ba1\u7b97\u548c\u5b58\u50a8\u67b6\u6784\u90fd\u5927\u81f4\u56de\u987e\u4e86\u4e00\u4e0b\u3002<\/p>\n \u8fd9\u5f20\u662fC3\u5b9e\u4f8b\u7684\u67b6\u6784\u56fe\uff0c\u5de6\u8fb9\u662f\u786c\u4ef6\u67b6\u6784\uff0c\u53f3\u8fb9\u662f\u8f6f\u4ef6\u67b6\u6784\uff0c\u753b\u51fa\u4e86\u5bf9\u5e94\u7684\u6620\u5c04\u5173\u7cfb\u3002\u5f88\u591aIaaS\u516c\u6709\u4e91\u7684\u5b9e\u4f8b\u90fd\u6709\u672c\u5730\u5b58\u50a8\u7684\u9009\u9879\uff0c\u672c\u5730\u5b58\u50a8\u7684\u95ee\u9898\u5728\u4e8e\uff0c\u5176\u5c31\u5728\u5b9e\u4f8b\uff08\u901a\u5e38\u662fVM\uff09\u6240\u5728\u7684\u7269\u7406\u4e3b\u673a\u4e0a\uff0c\u5982\u679c\u4e91\u4e3b\u673a\u91cd\u542f\u6216\u8fc1\u79fb\uff0c\u672c\u5730\u5b58\u50a8\u7684\u6570\u636e\u5c31\u4f1a\u4e22\u5931\u3002\u6240\u4ee5\u672c\u5730\u5b58\u50a8\u867d\u7136\u5feb\uff0c\u4f46\u5e76\u4e0d\u88ab\u89c6\u4e3a\u6301\u4e45\u5316\u5b58\u50a8\u3002\u6301\u4e45\u5316\u7684\u5757\u5b58\u50a8\uff0c\u4e8eAWS\u5c31\u662fEBS\uff08Elastic Block Storage\uff0c\u5f39\u6027\u5757\u5b58\u50a8\uff09\uff0c\u9ec4\u8272\u7684\u865a\u7ebf\u6846\u91cc\u5c31\u662fEBS\uff0c\u662f\u4e00\u4e2a\u5171\u4eab\u7684\u5b58\u50a8\uff0c\u901a\u8fc7\u7f51\u7edc\u8bbf\u95ee\u3002\u4ece\u56fe\u4e0a\u7684\u67b6\u6784\u53ef\u4ee5\u770b\u5230\uff0c\u5b58\u50a8\u548c\u7f51\u7edc\u4e00\u6837\uff0c\u901a\u8fc7\u7f51\u7edc\u6765\u8bbf\u95ee\u3002\u8fd9\u5c31\u53ef\u4ee5\u770b\u5230C3\u5b9e\u4f8b\u5728\u5b58\u50a8\u67b6\u6784\u4e0a\u7684\u95ee\u9898\uff1a\u5b58\u50a8\u7684\u6d41\u91cf\u548c\u7f51\u7edc\u7684\u6d41\u91cf\uff0c\u6ca1\u6709\u6709\u6548\u7684\u533a\u9694\uff0c\u6240\u4ee5\u5b58\u50a8\u7684\u6027\u80fd\u53ef\u80fd\u65e0\u6cd5\u4fdd\u8bc1\u3002<\/p>\n \u8fd9\u662f\u6211\u753b\u7684\u4e00\u4e2a\u56fe\uff0c\u6a2a\u8f74\u662f\u65f6\u95f4\u7ebf\uff0c\u7eb5\u8f74\u662fSSD\u6216HDD\uff08\u786c\u76d8\uff09\u7684\u5927\u81f4\u6570\u91cf\u3002\u53ef\u4ee5\u770b\u5230\u8fd9\u662f\u4e00\u4e2a\u53d1\u5c55\u7684\u66f2\u7ebf\uff0c\u5de6\u4e0b\u89d2\u7684\u662f\u5df2\u7ecf\u53d1\u751f\u7684\u4e8b\u60c5\u3002\u6211\u4eec\u539f\u6765\u4e3a\u4ec0\u4e48\u4f1a\u6709\u78c1\u76d8\u9635\u5217\uff1f\u56e0\u4e3a\u786c\u76d8\u6027\u80fd\u592a\u5dee\u4e86\uff0c\u6240\u4ee5\u8981\u628a\u5f88\u591a\u786c\u76d8\u5806\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u78c1\u76d8\u9635\u5217\u63d0\u4f9b\u66f4\u9ad8\u7684\u6027\u80fd\uff08\u6709\u65f6\u662f\u66f4\u5927\u7684\u5bb9\u91cf\uff09\u3002\u968f\u7740SSD\u7684\u9010\u6e10\u53d1\u5c55\uff0c\u521a\u5f00\u59cb\u7528SSD\u7ed9\u786c\u76d8\u5f53\u7f13\u5b58\uff0c\u4f7f\u7528\u670d\u52a1\u5668\u5185\u7f6e\u5b58\u50a8\uff0cSSD\u52a0HDD\u7ec4\u6210\u7f13\u5b58\u6216\u5206\u5c42\u7684\u65b9\u6848\uff0c\u8fd8\u53ef\u4ee5\u662f\u7eafSSD\uff08\u5168\u95ea\u5b58\uff09\uff0c\u5c31\u53ef\u4ee5\u6ee1\u8db3\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n \u7531\u4e8eSSD\u7684\u52a0\u5165\u63d0\u9ad8\u4e86\u5b58\u50a8\u7684\u6027\u80fd\uff0c\u670d\u52a1\u5668\u672c\u5730\u7684\u5b58\u50a8\u5c31\u80fd\u6ee1\u8db3\u6240\u627f\u8f7d\u5e94\u7528\u7684\u5b58\u50a8\u6027\u80fd\u9700\u6c42\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u505a\u6210\u8d85\u878d\u5408\u7684\u65b9\u6848\u3002\u8fd9\u4e2a\u9ec4\u8272\u7684\u5706\u5708\u7684\u610f\u601d\u662f\uff0c\u524d\u51e0\u5e74\u5230\u672a\u6765\u51e0\u5e74\u7684\u8fd9\u4e2a\u65f6\u95f4\u533a\u57df\u5185\uff0c\u670d\u52a1\u5668\u5185\u7f6e\u5b58\u50a8\u53ef\u4ee5\u7528\u8d85\u878d\u5408\u7684\u65b9\u6848\uff0c\u4e00\u4e2a\u670d\u52a1\u5668\u670910\u51e020\u51e0\u4e2a\u786c\u76d8\u6216SSD\uff08SSD+HDD\u6216\u8005\u5168\u95ea\uff09\u3002<\/p>\n \u4f46\u662f\uff0c\u968f\u7740NVMe SSD\u9010\u6e10\u666e\u53ca\uff0c\u4ee5\u53ca\u670d\u52a1\u5668\u672c\u8eab\u80fd\u652f\u6301\u7684SSD\u6570\u91cf\u8fdb\u4e00\u6b65\u589e\u52a0\uff0c\u53ef\u80fd\u53c8\u4f1a\u5f80\u53e6\u5916\u4e00\u4e2a\u65b9\u5411\u53d8\u5316\uff1a\u4e00\u53f0\u670d\u52a1\u5668\u88c5\u6ee1\u4e86SSD\u4ee5\u540e\uff0c\u672c\u5730\u7684\u8ba1\u7b97\u80fd\u529b\uff08\u8fd0\u884c\u7684\u5e94\u7528\u8d1f\u8f7d\uff09\u5df2\u7ecf\u4e0d\u80fd\u5b8c\u5168\u53d1\u6325SSD\u7684\u5168\u90e8\u6027\u80fd\uff0c\u6240\u4ee5\u53c8\u8981\u628aSSD\u653e\u5230\u5355\u72ec\u8bbe\u5907\u91cc\u9762\uff0c\u628a\u5b58\u50a8\u72ec\u7acb\u51fa\u6765\uff0c\u4f9b\u5f88\u591a\u4e3b\u673a\u8bbf\u95ee\uff0c\u8fd8\u6709\u66f4\u9ad8\u7684\u7075\u6d3b\u6027\u3002\u6240\u4ee5\u5f80\u53f3\u4e0a\u89d2\u53d1\u5c55\uff0c\u6bd4\u5982\u8bf4\u51e0\u767e\u7247\u95ea\u5b58\u653e\u5728\u4e00\u8d77\uff0c\u751a\u81f3\u5c06\u6765\u6709\u53ef\u80fd\u4f1a\u4e0a\u5343\u4e2a\u95ea\u5b58\u653e\u5728\u4e00\u8d77\u3002\u5c31\u50cf\u8fd9\u5f20NVMe over Fabrics\uff08NVMeoF\uff09\u89c4\u5212\u7684\u8fdc\u666f\uff0c\u5c06\u6765\u53ef\u4ee5\u652f\u6301\u5343\u4e2a\u7ea7\u522b\u7684SSD\u3002NVMe over Fabrics\u73b0\u5728\u5df2\u7ecf\u8d70\u5411\u4e86\u4e00\u4e9b\u539f\u578b\u9636\u6bb5\uff0c\u6216\u8005\u662f\u6709\u4e00\u4e9b\u4ea7\u54c1\u51fa\u6765\u4e86\u3002<\/p>\n NVMe over Fabrics\u8981\u89e3\u51b3\u7684\u662f\uff0c\u8ba1\u7b97\u548c\u5b58\u50a8\u5206\u79bb\u4e86\u4ee5\u540e\uff0c\u8ddd\u79bb\u6ca1\u6709\u4ea7\u751f\u7f8e\uff0c\u5e26\u6765\u7684\u5374\u662f\u5e26\u5bbd\u548c\u5ef6\u8fdf\u4e0a\u7684\u6311\u6218\u3002\u600e\u4e48\u89e3\u51b3\u8fd9\u4e2a\u6311\u6218\uff0c\u63a5\u4e0b\u6765\u7684\u8fd9\u4e00\u90e8\u5206\uff0c\u6709\u8bf7\u6211\u4eec\u4f01\u4e8b\u5f55\u8d1f\u8d23\u6d4b\u8bd5\u7684\u5408\u4f19\u4eba\u66fe\u667a\u5f3a\u6765\u8bb2\u4e00\u8bb2\u8fd9\u65b9\u9762\u7684\u60c5\u51b5\u3002<\/p>\n \u5927\u5bb6\u597d\uff0c\u6211\u662f\u66fe\u667a\u5f3a\uff0c\u6211\u5728\u4f01\u4e8b\u5f55\u4e3b\u8981\u8d1f\u8d23\uff08\u65b0\uff09\u6280\u672f\u3001\u4ea7\u54c1\u53ca\u89e3\u51b3\u65b9\u6848\u7684\u8bc4\u4f30\u548c\u9a8c\u8bc1\u3002\u95ea\u5b58\u7684\u51fa\u73b0\uff0c\u786e\u5b9e\u52a0\u5927\u4e86\u5bf9\u5b58\u50a8\u7f51\u7edc\u7684\u6311\u6218\u3002\u4e1a\u5185\u5df2\u7ecf\u5f00\u59cb\u7740\u624b\u89e3\u51b3\u7f51\u7edc\u7684\u95ee\u9898\uff0c\u6bd4\u5982NVMe over Fabrics\uff0c\u6211\u4eec\u4e5f\u5bf9NVMeoF\u505a\u4e86\u4e00\u4e9b\u63a2\u7d22\u548c\u5c1d\u8bd5\uff0c\u53d6\u5f97\u4e00\u4e9b\u6210\u679c\uff0c\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b\u4f01\u4e8b\u5f55\u5728NVMe over Fabrics\u65b9\u9762\u83b7\u5f97\u7684\u4e00\u4e9b\u5b9e\u8df5\u7ecf\u9a8c\u3002<\/p>\n \u8bf4\u5230NVMe over Fabrics\uff0c\u8fd9\u662fNVMe over Fabrics\u7684\u4e00\u4e2a\u603b\u4f53\u67b6\u6784\u793a\u610f\u56fe\u3002NVMe\u5b9e\u9645\u4e0a\u4e00\u4e2a\u5bc4\u5b58\u5668\u7ea7\u7684\u903b\u8f91\u63a5\u53e3\uff0c\u4e13\u4e3aSSD\u7b49\u975e\u6613\u5931\u6027\u5b58\u50a8\u5f00\u53d1\uff0c\u6570\u636e\u4f20\u8f93\u901a\u5e38\u5728PCIe\u4e4b\u4e0a\u3002\u6240\u4ee5\u5728NVMe over Fabrics 1.0\u89c4\u8303\u91cc\u9762\uff0c\u628aNVMe SSD\u6bd4\u4f5c\u662fNVMe over PCIe\uff0c\u65e2\u7136\u662fover\u5728PCIe\u4e0a\u9762\uff0c\u90a3\u662f\u4e0d\u662f\u4e5f\u53ef\u4ee5over\u5728\u5176\u4ed6\u7684\u7f51\u7edc\u4e0a\uff1f\u6bd4\u5982\u8bf4\u4f01\u4e1a\u6570\u636e\u4e2d\u5fc3\u6700\u5e38\u7528\u7684Fibre Channel\uff08FC\uff09\uff0c\u6216\u8005\u66f4\u5e38\u89c1\u7684\u4ee5\u592a\u7f51\uff0c\u4e43\u81f3\u5176\u4ed6\u66f4\u9ad8\u901f\u7684\u7f51\u7edc\u4e0a\uff1f\u6bd4\u5982InfiniBand\uff08IB\uff09\u3002InfiniBand\u548c\u65b0\u4e00\u4ee3\u4ee5\u592a\u7f51\u6709\u4e00\u4e2a\u975e\u5e38\u597d\u7684\u529f\u80fd\u5373RDMA\uff08Remote Direct Memory Access\uff0c\u8fdc\u7a0b\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff09\uff0c\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u8f6f\u4ef6\u5c42\u5bfc\u81f4\u7684\u5ef6\u8fdf\u3002InfiniBand\u7684\u5e26\u5bbd\u4e00\u5411\u5f88\u9ad8\uff0840Gbps\u4ee5\u4e0a\uff09\uff0c\u73b0\u5728\u4ee5\u592a\u7f51\u7684\u5e26\u5bbd\u4e5f\u5f88\u9ad8\uff0c\u6bd4\u5982\u65b0\u4e00\u4ee3\u768425GbE\uff0c\u4ee5\u53ca100GbE\uff0c\u800c\u4e14\u4e5f\u652f\u6301RDMA\u529f\u80fd\uff0c\u6bd4\u5982RoCE\uff08RDMA over Converged Ethernet\uff09\u6216iWARP\uff08internet Wide Area RDMA Protocol\uff09\u3002\u8fd9\u4e0d\u4ec5\u80fd\u663e\u8457\u964d\u4f4e\u5ef6\u8fdf\uff0c\u4e5f\u6709\u52a9\u4e8e\u63d0\u5347\u5e26\u5bbd\u3002<\/p>\n \u4e2d\u95f4\u7ea2\u8272\u90e8\u5206\uff0c\u5c31\u662f\u652f\u6301RDMA\u7684\u8f6f\u4ef6\u5806\u6808\uff0c\u5305\u62ecInfiniBand\u548c\u4ee5\u592a\u7f51\uff0c\u6700\u53f3\u8fb9\u7c89\u8272\u90e8\u5206\uff0c\u5b9e\u9645\u4e0a\u5c31\u662fFibre Channel\u3002NVMe over PCIe\u6216\u8005NVMe SSD\u4e0a\u7684\u8bbf\u95ee\u89c4\u5219\u662f\u7531NVMe\u89c4\u8303\u6765\u5b9a\u4e49\u7684\u3002<\/p>\n NVMeoF\u5b9e\u9645\u662f\u57fa\u4e8eNVMe 1.2\u89c4\u8303\uff0c\u5bf9\u534f\u8bae\u5c42\u8fdb\u884c\u4e86\u6269\u5c55\u3002\u8fd9\u5f20\u56fe\u5c31\u662fNVMeoF\u7684\u67b6\u6784\uff0c\u53ef\u4ee5\u770b\u5230\uff0c\u5176\u5b9e\u662f\u5728NVMe\u534f\u8bae\u4e2d\u7684NVMe Transport\u8fdb\u884c\u4e86\u6269\u5c55\uff0c\u7528\u4ee5\u652f\u6301InfiniBand\u548c\u4ee5\u592a\u7f51\uff0c\u4ee5\u53caFibre Channel\u7b49\u7b49\u3002<\/p>\n \u4ece\u89c4\u8303\u6765\u770b\uff0cNVMe over Fabrics\u5b9e\u9645\u4e0a\u6709\u4e24\u79cd\u6a21\u5f0f\uff0c\u7b2c\u4e00\u4e2a\u662fMemory\u6a21\u5f0f\uff0c\u6240\u6709\u7684NVMe SSD\u5c31\u662f\u4f7f\u7528\u8fd9\u79cd\u6a21\u5f0f\uff1b\u53e6\u5916\u5c31\u662fMessage\u6a21\u5f0f\uff0c\u901a\u8fc7\u5bf9NVMe\u547d\u4ee4\u8fdb\u884c\u518d\u6b21\u5c01\u88c5\uff0c\u4ee5\u6b64\u5b9e\u73b0\u5728\u5176\u4ed6\u7f51\u7edc\u4e0a\u4f20\u8f93\uff0c\u5982\u679c\u5728Fibre Channel\u4e0a\u4f20\u8f93\u7684\u8bdd\u5c31\u4f7f\u7528message\u6a21\u5f0f\u3002\u6b64\u5916\uff0c\u6bd4\u8f83\u4f8b\u5916\u7684\u5c31\u662fRDMA\u4e0a\uff0c\u652f\u6301RDMA\u529f\u80fd\u5b9e\u9645\u4e0a\u6709InfiniBand\u548c\u4ee5\u592a\u7f51\uff0c\u800c\u4ee5\u592a\u7f51\u53c8\u6709RoCE\u548ciWARP\u4e24\u79cd\u3002NVMe over Fabrics\u90fd\u662f\u652f\u6301\u7684\uff0c\u5e76\u4e14memory\u6a21\u5f0f\u548cmessage\u90fd\u80fd\u7528\u5728RDMA\u4e0a\u3002<\/p>\n \u4ece\u903b\u8f91\u67b6\u6784\u4e0a\u770b\u7684\u8bdd\uff0cNVMe over PCIe\u548cNVMe over RDMA\u4e0a\uff0c\u5728\u8f6f\u4ef6\u5f00\u9500\u4e0a\u7684\u589e\u52a0\u5f88\u5c0f\uff0c\u53ef\u4ee5\u8fd1\u4f3c\u7684\u8ba4\u4e3a\u8de8\u7f51\u7edc\u8bbf\u95ee\u548c\u672c\u5730\u8bbf\u95ee\u7684\u5ef6\u8fdf\u51e0\u4e4e\u662f\u4e00\u6837\u7684\u3002\u6240\u4ee5\u5982\u679c\u7528RDMA\u7684\u8bdd\uff0c\u867d\u7136\u7ecf\u8fc7\u4e86\u7f51\u7edc\uff0c\u4f46\u5176\u5ef6\u8fdf\u53ef\u4ee5\u975e\u5e38\u63a5\u8fd1\u4e8e\u672c\u5730\u7684\u6c34\u5e73\u3002\u4e3a\u4e86\u9a8c\u8bc1NVMe over Fabrics\uff0c\u6211\u4eec\u5728\u4f01\u4e8b\u5f55\u548c\u9752\u4e91\u8054\u5408\u7684\u6df7\u5408\u4e91\u5b9e\u9a8c\u5ba4\u91cc\u8bbe\u8ba1\u4e86\u4e00\u4e2a\u6d4b\u8bd5\u65b9\u6848\u3002<\/p>\n \u56fe\u4e0a\u5c31\u662f\u6d4b\u8bd5\u90e8\u7f72\u7684\u67b6\u6784\uff0c\u56f4\u7ed5\u6570\u636e\u5e93\u5e94\u7528\u6784\u5efa\u7684\u4e00\u4e2a\u5178\u578b\u5e94\u7528\u573a\u666f\u3002\u4e4b\u6240\u4ee5\u9009\u62e9\u6570\u636e\u5e93\u5e94\u7528\uff0c\u662f\u56e0\u4e3a\u6570\u636e\u5e93\u5bf9\u5ef6\u8fdf\u7684\u8981\u6c42\u6bd4\u8f83\u9ad8\uff0c\u800cOracle\u6570\u636e\u5e93\u4e5f\u53ef\u4ee5\u88ab\u8ba4\u4e3a\u662f\u6700\u5173\u952e\u7684\u4f01\u4e1a\u5e94\u7528\u4e4b\u4e00\u3002\u6700\u4e0a\u9762\u7684\u662fOracle\u6570\u636e\u5e93\u670d\u52a1\u5668\uff0c\u914d\u5907\u7684Intel\u53cc\u8defXeon Platinum 8180\u5904\u7406\u5668\uff0c\u662fIntel\u65b0\u4e00\u4ee3\uff08SkyLake\uff09\u5904\u7406\u5668\u4e2d\u6700\u9876\u914d\u7684\u578b\u53f7\uff0c\u914d\u7f6e\u4e86256GB\u5185\u5b58\u3002\u8fd9\u53f0\u670d\u52a1\u5668\u4e0a\u4e00\u5171\u63d2\u4e863\u5f20\u7f51\u5361\uff0c\u5176\u4e2d\u4e00\u5f20\u662fMellanox\u7684CX5\u7f51\u5361\uff0c\u8fd9\u662f\u4e00\u5f20100Gb\/s\u7684\u7f51\u5361\uff1b\u53e6\u5916\u4e24\u5f20\u5219\u662fMellanox\u7684CX3\u7f51\u5361\uff0c\u662f10Gb\/s\u7684\u3002\u8fd9\u4e09\u5f20\u7f51\u5361\u90fd\u652f\u6301RDMA\u529f\u80fd\uff0c\u4e5f\u5c31\u662fRoCE\u3002<\/p>\n Oracle\u6570\u636e\u5e93\u670d\u52a1\u5668\u901a\u8fc7\u4e24\u53f0\u4ea4\u6362\u673a\u4e0e\u6700\u4e0b\u9762\u7684\u5b58\u50a8\u670d\u52a1\u5668\u76f8\u8fde\u3002\u53f3\u8fb9\u8fd9\u53f0\u5c31\u662f100Gb\/s\u4ea4\u6362\u673a\uff0c\u662fMellanox\u63d0\u4f9b\u7684SN2100\uff1b\u5de6\u8fb9\u662fMellanox SX1024\u4ea4\u6362\u673a\uff0c\u662f10Gb\/s\u4ea4\u6362\u673a\u3002\u6700\u4e0b\u9762\u7684\u662f\u5b58\u50a8\u670d\u52a1\u5668\uff0c\u91c7\u7528Intel\u53cc\u8defXeon Gold 6154\u5904\u7406\u5668\uff0c\u8fd9\u662f\u4e00\u6b3e\u9ad8\u4e3b\u9891\u7684\u5904\u7406\u5668\uff0c\u9002\u5408\u9a71\u52a8\u9ad8\u6027\u80fd\u7684NVMe SSD\uff0c\u4f5c\u4e3a\u5b58\u50a8\u670d\u52a1\u5668\uff0c\u4e5f\u914d\u7f6e\u4e86256GB\u5185\u5b58\u3002\u4e0eOracle\u6570\u636e\u5e93\u670d\u52a1\u5668\u4e00\u6837\uff0c\u4e5f\u6709\u4e00\u5f20100Gb\/s\u548c\u4e24\u5f2010Gb\/s\u7684Mellanox\u7f51\u5361\u3002\u5728\u5b58\u50a8\u65b9\u9762\uff0c\u4f7f\u7528\u4e864\u4e2aU.2\u63a5\u53e3\u7684Intel DC P4500SSD\uff0c\u6bcf\u7247SSD\u7684\u5bb9\u91cf\u662f2TB\u3002\u540c\u65f6\u8fd8\u4f7f\u7528\u4e861\u7247750GB\u7684Intel DC P4800X\uff0c\u8fd9\u5c31\u662f\u4f20\u8bf4\u4e2d\u7684Optane\uff0c\u91c7\u75283D XPoint\u6280\u672f\uff0c\u4e00\u79cd\u5168\u65b0\u4ecb\u8d28\u7684SSD\u3002<\/p>\n \u8fd9\u91cc\u8981\u7279\u522b\u611f\u8c22\u4e00\u4e0b\u6d77\u5929\u8d77\u70b9\u516c\u53f8\u63d0\u4f9b\u7684\u6280\u672f\u652f\u6301\u3002\u6d77\u5929\u8d77\u70b9\u662f\u4e00\u5bb6\u4e13\u6ce8\u4e8e\u63d0\u4f9b\u6570\u636e\u5e93\u670d\u52a1\u7684\u516c\u53f8\uff0c\u5728Oracle\u6570\u636e\u5e93\u7684\u8fd0\u7ef4\u3001\u4f18\u5316\u548c\u6392\u9519\u65b9\u9762\u6709\u7740\u975e\u5e38\u4e30\u5bcc\u7684\u7ecf\u9a8c\u3002\u4e4b\u524d\u8bb2\u8fc7\uff0c\u6211\u4eec\u8fd9\u4e2a\u6d4b\u8bd5\u662f\u4ee5Oracle\u6570\u636e\u5e93\u5e94\u7528\u6765\u6784\u5efa\u7684\uff0c\u4e4b\u6240\u4ee5\u4e0e\u6d77\u5929\u8d77\u70b9\u5408\u4f5c\uff0c\u4e5f\u662f\u9700\u8981\u501f\u52a9\u4ed6\u4eec\u7684\u7ecf\u9a8c\u6765\u9a8c\u8bc1Oracle\u6570\u636e\u5e93\u5728NVMeoF\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u3002\u540c\u65f6\uff0c\u4ed6\u4eec\u4e5f\u975e\u5e38\u5173\u6ce8NVMeoF\uff0c\u4e5f\u5e0c\u671b\u8ddf\u6211\u4eec\u4e00\u8d77\u63a2\u7d22\uff0c\u6240\u4ee5\u6211\u4eec\u4e00\u62cd\u5373\u5408\uff0c\u505a\u4e86\u8fd9\u4e2a\u6d4b\u8bd5\u3002<\/p>\n \u4e0b\u9762\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u6d4b\u8bd5\u65b9\u9762\u7684\u60c5\u51b5\u3002\u8fd9\u5f20\u56fe\u5c55\u793a\u4e86\u5728\u4e0d\u540c\u63a5\u53e3\u7684\u5927\u81f4\u5e26\u5bbd\uff0c\u6bd4\u5982SATA\u300110GbE\u300125GbE\u3001NVMe\u4ee5\u53ca100GbE\uff0c\u6211\u4eec\u770b\u5230\uff0c\u5176\u5e26\u5bbd\u57fa\u672c\u662f\u4ee5\u500d\u6570\u589e\u957f\u7684\u3002\u5176\u4e2d\u6709\u4e00\u9879\u662f\u4e3b\u6d41NVMe SSD\u7684\u5e26\u5bbd\uff0c\u91c7\u7528PCIe x4\u901a\u9053\uff0c\u5b9e\u9645\u80fd\u8fbe\u5230\u7684\u5e26\u5bbd\u5927\u7ea6\u57283.2GB\/s\u5de6\u53f3\u3002\u800c100GbE\u7684\u5e26\u5bbd\u5927\u7ea6\u572810GB\/s\u5de6\u53f3\uff0c\u5dee\u4e0d\u591a\u662f3\u7247NVMe SSD\u76f8\u52a0\u7684\u5e26\u5bbd\uff0c\u6240\u4ee5\u5728\u8fd9\u4e2a\u6d4b\u8bd5\u91cc\u9762\uff0c\u6211\u4eec\u4f7f\u7528\u4e864\u7247NVMe SSD\uff0c\u4ee5\u786e\u4fdd\u5b58\u50a8\u603b\u5e26\u5bbd\u8d85\u8fc7\u7f51\u7edc\uff0c\u5982\u4e0b\u8868\u3002<\/p>\n \u8fd9\u4e2a\u8868\u662fIntel DC P4500 SSD\u7684\u6027\u80fd\u53c2\u6570\uff0c\u5355\u7247SSD\u5927\u7ea6\u80fd\u63d0\u4f9b51.5\u4e07IOPS\uff0c\u8fd9\u662f\u4e00\u4e2a\u7a33\u5b9a\u72b6\u6001\u4e0b\u7684\u503c\u3002\u800c\u6211\u4eec\u62ff\u5230\u7684\u662f\u5168\u65b0\u7684SSD\uff0c\u6240\u4ee5\u5728\u6d4b\u8bd5\u7684\u65f6\u5019\uff0c\u6709\u4e00\u5b9a\u7684\u8bef\u5dee\uff0c\u5355\u7247SSD\u7684\u968f\u673a\u8bfb\u6027\u80fd\u5927\u7ea6\u662f54\u4e07IOPS\uff0c\u4e24\u7247P4500\u7684\u6027\u80fd\u5927\u7ea6\u5728100\u4e07\u5de6\u53f3\uff0c4\u7247\u5219\u5728185\u4e07\u5de6\u53f3\u3002\u5355\u7247P4500\u7684\u5e26\u5bbd\u57283.2GB\/s\uff0c\u968f\u7740SSD\u6570\u91cf\u7684\u589e\u52a0\uff0c\u5176\u5e26\u5bbd\u57fa\u672c\u662f\u7ebf\u6027\u589e\u957f\u7684\u3002<\/p>\n \u4e0b\u9762\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u5728\u5b9e\u9645\u6d4b\u8bd5\u4e2d\u7684\u60c5\u51b5\u3002\u572810GbE iSCSI\u60c5\u51b5\u4e0b\uff0c\u5176\u968f\u673a\u8bfb\u5199\u7684\u6027\u80fd\u5927\u7ea6\u662f6\u4e07IOPS\u548c5\u4e07IOPS\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6211\u4eec\u8fd9\u513f\u91c7\u7528\u7684\u6d4b\u8bd5\u662fOracle\u6570\u636e\u5e93\u5178\u578b\u76848KB\u6570\u636e\u5757\u3002\u7136\u540e\u5f00\u542fRDMA\uff0c\u4e5f\u5c31\u662f\u4f7f\u7528NVMeoF\u4e4b\u540e\uff0c10GbE\u7684\u968f\u673a\u8bfb\u5199\u6027\u80fd\u51e0\u4e4e\u80fd\u591f\u7ffb\u500d\uff0c\u8d85\u8fc7\u4e8613.5\u4e07IOPS\u3002\u4ece\u56fe\u4e0a\u53ef\u4ee5\u770b\u5230\uff0c\u968f\u673a\u5199\u4e0e\u968f\u673a\u8bfb\u7684\u6027\u80fd\u5dee\u4e0d\u591a\uff0c\u4e0e\u6211\u4eec\u7684\u5e38\u8bc6\u76f8\u6096\u2014\u2014\u57fa\u4e8eNAND 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