\u7528NVMe\u53d6\u4ee3\u78c1\u76d8\u65f6\u4ee3\u7684SCSI\u534f\u8bae\uff0c\u4ece\u800c\u53ef\u4ee5\u5145\u5206\u91ca\u653e\u95ea\u5b58\u7684\u529b\u91cf\u3002\u4f46\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u5404\u5bb6\u8bbe\u5907\u4f9b\u5e94\u5546\u5728\u5c31\u5982\u4f55\u6784\u5efaNVMe\u4ea7\u54c1\u751f\u6001\u8fd9\u70b9\u4e0a\uff0c\u8fdc\u8fdc\u672a\u80fd\u8fbe\u6210\u5171\u8bc6\u3002<\/p>\n
30\u591a\u5e74\u6765\uff0c\u5b58\u50a8\u884c\u4e1a\u4e00\u76f4\u4f9d\u9760\u5c0f\u578b\u8ba1\u7b97\u673a\u7cfb\u7edf\u63a5\u53e3\uff08SCSI\uff09\u534f\u8bae\u4fdd\u6301\u670d\u52a1\u5668\u4e0e\u5b58\u50a8\u3001\u4ee5\u53ca\u78c1\u76d8\u9635\u5217\u5185\u90e8\u7684\u901a\u8baf\u3002\u5c3d\u7ba1\u7269\u7406\u8fde\u63a5\u6280\u672f\u4e0d\u65ad\u6f14\u8fdb\uff0c\u8be5\u901a\u8baf\u534f\u8bae\u4e00\u76f4\u4ee5\u6765\u4fdd\u6301\u76f8\u5bf9\u7a33\u5b9a\u3002<\/p>\n
\u7136\u800c\uff0c\u4f34\u968f\u7740Nand\u95ea\u5b58\u5b58\u50a8\u7684\u95ee\u4e16\uff0c\u95ee\u9898\u968f\u4e4b\u51f8\u663e\u3002\u95ea\u5b58\u7684\u6027\u80fd\u8f83\u673a\u68b0\u78c1\u76d8\u5feb\u51fa\u4e86\u51e0\u4e2a\u6570\u91cf\u7ea7\uff0c\u80fd\u591f\u5e76\u884c\u5904\u7406\u591a\u9879\u8bf7\u6c42\u3002\u4f34\u968f\u7740\u4f9b\u5e94\u5546\u5728\u53ef\u6269\u5c55\u6027\u65b9\u9762\u5c06\u9a71\u52a8\u5668\u5bb9\u91cf\u63d0\u5347\u81f3\u6570\u5341\u4e2aTB\uff0cSCSI\u65e5\u76ca\u6210\u4e3a\u95ea\u5b58\u5229\u7528\u7387\u7684\u74f6\u9888\u6240\u5728\u3002<\/p>\n
\u800c\u4eca\uff0c\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\uff08NVMe\uff09\u4f5c\u4e3a\u4e00\u79cd\u5168\u65b0\u7684\u534f\u8bae\uff0c\u88ab\u8ba4\u4e3a\u5c06\u53d6\u4ee3SCSI\uff0c\u5145\u5206\u53d1\u6325\u51faNand\u5b58\u50a8\u7684\u4f18\u52bf\u3002<\/p>\n
NVMe\u662f\u4e00\u79cd\u534f\u8bae\uff0c\u800c\u975e\u67d0\u79cd\u5c01\u88c5\u5f62\u5f0f\u6216\u5a92\u4ecb\u7c7b\u578b\u3002\u652f\u6301NVMe\u7684\u7269\u7406\u8bbe\u5907\u6709\u591a\u79cd\u5f62\u5f0f\uff0c\u4f8b\u5982AIC\uff08\u63a5\u63d2\u5361\u6216\u662f\u4f20\u7edf\u4e0a\u7684PCIe\u5361\uff09\u3001U.2\uff08\u7c7b\u4f3c\u4f20\u7edf\u7684\u786c\u76d8\u9a71\u52a8\u5668\uff09\u4ee5\u53caM.2\uff08\u4e00\u79cd\u8bb0\u5fc6\u68d2\uff09\u3002\u8fd9\u4e9b\u5168\u90e8\u4f7f\u7528PCIe\u4f5c\u4e3a\u63a5\u53e3\u603b\u7ebf\u3002<\/p>\n
NVMe\u964d\u4f4e\u95ea\u5b58\u901a\u4fe1\u8fc7\u7a0b\u4e2d\u6240\u6d89\u53ca\u5230\u7684\u8f6f\u4ef6\u5ef6\u8fdf\uff0c\u6539\u5584\u4e86\u786c\u4ef6\u7684\u4e2d\u65ad\u65f6\u95f4\uff08\u5373\u5904\u7406\u5668\u5230\u8bbe\u5907\u7684\u6027\u80fd\uff09\uff0c\u5e76\u4e14\u76f8\u8f83\u4e8eSCSI\u589e\u52a0\u4e86\u5e76\u53d1\u5904\u7406\u8bf7\u6c42\u7684\u80fd\u529b\uff0c\u540c\u65f6\u652f\u6301\u66f4\u6df1\u5c42\u7684\u8f93\u5165\/\u8f93\u51fa\uff08I \/ O\uff09\u961f\u5217\uff0865,535\u4e2a\u961f\u5217\u6df1\u5ea6\uff09\u3002\u6700\u7ec8\u5b9e\u73b0\u4e86\u66f4\u9ad8\u7684\u541e\u5410\u91cf\uff08IOPS\u548c\u6570\u636e\u91cf\uff09\u548c\u66f4\u4f4e\u7684I \/ O\u5ef6\u8fdf\u3002<\/p>\n
\u5df2\u7ecf\u6709\u4f9b\u5e94\u5546\u5f00\u59cb\u5e94\u7528NVMe\uff0c\u5e76\u5728\u4ed6\u4eec\u6700\u65b0\u7684\u9ad8\u901f\u78c1\u76d8\u9635\u5217\u4ea7\u54c1\u4e2d\u4f7f\u7528\u8be5\u6280\u672f\u3002\u8fd9\u5e26\u6765\u4e86\u4e00\u79cd\u5168\u65b0\u7684\u4f53\u7cfb\u67b6\u6784\uff0cNVMe over fabric\uff08NVMf\uff09\uff0c\u80fd\u591f\u540c\u65f6\u5145\u5206\u5229\u7528\u5230\u5149\u7ea4\u901a\u9053\u548c\u4ee5\u592a\u7f51\u7f51\u7edc\u3002<\/p>\n
\u6211\u4eec\u6765\u770b\u4e0b\u5404\u5bb6\u4f9b\u5e94\u5546\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u63a2\u8ba8\u4ed6\u4eec\u5982\u4f55\u5728\u73b0\u6709\u548c\u4eca\u540e\u7684\u4ea7\u54c1\u7ebf\u4e2d\u4f7f\u7528NVMe\u3002<\/p>\n
X-IO\u4ee5\u5176ISE\u7cfb\u5217\u78c1\u76d8\u6a21\u5f0f\u5c01\u88c5\u800c\u95fb\u540d\u3002\u5176\u6700\u8fd1\u901a\u8fc7\u5168\u65b0\u7684Axellio\u5e73\u53f0\u626d\u8f6c\u4e86\u8d22\u52a1\u56f0\u5883\uff0c\u8be5\u5e73\u53f0\u91c7\u53d62U\u673a\u67b6\u9ad8\u5ea6\u7684\u53cc\u63a7\u5236\u5668\u67b6\u6784\uff0c\u6700\u591a\u652f\u63014\u9897Intel Xeon E5-2699v4\u5904\u7406\u5668\uff08\u5171\u8ba188\u5185\u6838\uff09\uff0c\u9ad8\u8fbe2TB\u7684DRAM\uff0c\u4ee5\u53ca1\u81f36\u4e2aFlashPac\uff0c\u6bcf\u4e2aFlashPac\u6700\u591a\u53ef\u5bb9\u7eb312\u4e2a\u53cc\u7aef\u53e3NVMe\u56fa\u6001\u786c\u76d8\uff08SSD\uff09\u3002\u5047\u5982\u914d\u7f6e6.4TB\u7684\u9a71\u52a8\u5668\uff0c\u90a3\u4e48\u7cfb\u7edf\u7684\u6574\u4f53\u5bb9\u91cf\u76ee\u524d\u53ef\u8fbe460TB\u3002<\/p>\n
\u7cfb\u7edf\u7684\u6838\u5fc3\u662f\u4e00\u6b3e\u88ab\u79f0\u4e3aFabricXpress\u7684PCIe\u67b6\u6784\uff0c\u5c06\u4e24\u4e2a\u63a7\u5236\u5668\u5206\u522b\u4e0e\u6bcf\u4e2a\u53cc\u7aef\u53e3\u9a71\u52a8\u5668\u76f8\u8054\u3002\u8fd9\u4f7f\u5f97X-IO\u80fd\u591f\u4ee535\u03bcs\u7684\u5ef6\u8fdf\u83b7\u5f97\u9ad8\u8fbe1200\u4e07IOPS\uff084KB\uff09\uff0c\u4ee5\u53ca60Gbps\u7684\u6301\u7eed\u541e\u5410\u91cf\u3002Axellio\u7684\u8bbe\u8ba1\u6838\u5fc3\u662f\u53cc\u63a7\u5236\u5668\u67b6\u6784\uff0c\u4f46\u5176\u5177\u5907\u768488\u9897\u5185\u6838\u53ef\u7528\u4f5c\u4f20\u7edf\u5b58\u50a8\u8bbe\u5907\u6216\u6a2a\u5411\u6269\u5c55\u5e73\u53f0\u7684\u57fa\u7840\u3002\u652f\u6301\u989d\u5916\u63d2\u4ef6\u6a21\u5757\u7684\u529f\u80fd\u5b9e\u73b0\u4e86\u8fd0\u884c\u5206\u6790\u6216\u652f\u6491\u5176\u5b83\u6d41\u7a0b\u5bc6\u96c6\u578b\u5de5\u4f5c\u8d1f\u8f7d\u7684\u80fd\u529b\uff0c\u8fd9\u5c31\u662fNVMe\u67b6\u6784\u771f\u6b63\u5177\u6709\u4ef7\u503c\u7684\u5730\u65b9\uff0c\u4f7f\u5f97\u8ba1\u7b97\u5c3d\u53ef\u80fd\u8d34\u8fd1\u5b58\u50a8\u3002<\/p>\n
Pure Storage\u57282017\u5e744\u6708\u53d1\u5e03\u4e86FlashArray\/\/X\u67b6\u6784\uff0c\u5347\u7ea7\u73b0\u6709\u7684FlashArray\u67b6\u6784\u3002\u4e8b\u5b9e\u4e0a\uff0cFlashArray\u4ea7\u54c1\u65e9\u5df2\u901a\u8fc7\u5f15\u5165\u5168\u65b0\u7684\/\/X70\u63a7\u5236\u5668\uff0c\u4ee5\u53caDirectFlash NVMe\u9a71\u52a8\u5668\u6a21\u5757\u652f\u6301NVMe\u529f\u80fd\u3002\u4e0eFlashArray\/\/M\u76f8\u6bd4\uff0c\u8fd9\u6b3e\u4ea7\u54c1\u964d\u4f4e\u4e86\u4e00\u534a\u7684\u5ef6\u8fdf\uff0c\u6027\u80fd\u541e\u5410\u91cf\u63d0\u9ad8\u4e86\u4e24\u500d\uff0cPure\u79f0\u4e4b\u4e3a\u56db\u500d\u7684\u6027\u80fd\u5bc6\u5ea6\u3002\u867d\u8bf4FlashArray \/\/ X\u5728\u6027\u80fd\u6539\u8fdb\u65b9\u9762\u770b\u6765\u5e76\u975e\u662f\u7a81\u7834\u6027\u7684\u2014\u2014\u6ce8\u610f\u5ba2\u6237\u4ecd\u7136\u5fc5\u987b\u5728\u524d\u7aef\u4f7f\u7528\u6807\u51c6\u7684\u5149\u7ea4\u901a\u9053\u4e0eiSCSI\u534f\u8bae\u2014\u2014\u4f46\u5176\u6027\u80fd\u5bc6\u5ea6\u7684\u6539\u8fdb\u7cbe\u7b80\u4e86\u5360\u5730\u7a7a\u95f4\u3002 Pure\u5728\u5355\u4e2a\u673a\u7bb1\u76843U\u673a\u67b6\u7a7a\u95f4\u5185\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8fd1\u4e4ePB\u7ea7\u7684\u5b58\u50a8\u5bb9\u91cf\uff08\u5927\u7ea6\u6bd4\u539f\u5148\u8282\u7701\u4e8680% \u7684\u5360\u5730\u7a7a\u95f4\uff09\uff0c\u540c\u65f6\u6bd4\u4e0a\u4e00\u4ee3FlashArray \/\/ M\u5177\u5907\u66f4\u9ad8\u7684\u6027\u80fd\u3002<\/p>\n
\u66f4\u6709\u8da3\u7684\u662f\uff0cPure\u5728\u672a\u6765\u4f1a\u9762\u5411NVMe-over-Fabrics\u53d1\u5c55\uff0c\u4ece\u800c\u63d0\u9ad8\u524d\u7aef\u6027\u80fd\uff0c\u540c\u65f6\u53ef\u4ee5\u5355\u4e2a\u63a7\u5236\u5668\u5185\u89e3\u51b3\u66f4\u591a\u7684\u95ea\u5b58\u5bb9\u91cf\u95ee\u9898\u3002DirectFlash\u673a\u67b6\u5c1a\u672a\u4e0a\u5e02\uff0c\u4f46Pure\u5df2\u7ecf\u627f\u8bfa\u5728\u7cfb\u7edf\u6269\u5bb9\u65f6\u652f\u6301512TB\u7684\u9644\u52a0\u95ea\u5b58\uff0c\u5e76\u4e14\u901a\u8fc7\u878d\u5408\u4ee5\u592a\u7f51\uff08RoCE\uff09\u6280\u672f\u652f\u630150Gbps\u7684\u4ee5\u592a\u7f51\u901f\u7387\uff0c\u4ee5\u53ca\u8fdc\u7a0b\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff08RDMA\uff09\u6280\u672f\u3002<\/p>\n
\u5728\u9762\u5411NVMe-over-Fabrics\u65b9\u9762\uff0cExcelero\u662f\u4e00\u5bb6\u521d\u521b\u578b\u516c\u53f8\uff0c\u6b63\u52aa\u529b\u501f\u52a9NVMf\u6765\u5f00\u53d1\u4e00\u4e2a\u540d\u4e3aNVMesh\u7684\u6a2a\u5411\u6269\u5c55\u8282\u70b9\u67b6\u6784\u3002 NVMesh\u7cfb\u7edf\u5177\u6709\u591a\u4e2a\u901a\u8fc7\u878d\u5408\u4ee5\u592a\u7f51\u548cRoCE\uff0c\u4f7f\u7528\u88ab\u79f0\u4e3a\u8fdc\u7a0b\u76f4\u63a5\u9a71\u52a8\u8bbf\u95ee\uff08RDDA\uff09\u7684\u4e13\u6709\u6280\u672f\u5b9e\u73b0\u591a\u7ec4\u63a7\u5236\u5668\u4e92\u8054\u3002\u8fd9\u79cd\u65b9\u5f0f\u5b9e\u73b0\u4e86\u4efb\u4f55\u8282\u70b9\u5747\u53ef\u4ee5\u8bbf\u95ee\u7cfb\u7edf\u4e2d\u9a7b\u7559\u7684\u9a71\u52a8\u5668\uff0c\u800c\u6700\u5c0f\u5316\uff0c\u751a\u81f3\u6d88\u9664\u5904\u7406\u5668\u6027\u80fd\u7684\u635f\u8017\u3002\u4e0eAxellio\u4e00\u6837\uff0cNVMesh\u53ef\u4ee5\u4ee5\u8d85\u878d\u5408\u5f62\u5f0f\u90e8\u7f72\uff0c\u7531\u6bcf\u4e2a\u8282\u70b9\u63d0\u4f9b\u8ba1\u7b97\u548c\u5b58\u50a8\u8d44\u6e90\uff0c\u6216\u8005\u4f5c\u4e3a\u4e13\u7528\u7684\u5b58\u50a8\u5e73\u53f0\uff0c\u8ba1\u7b97\u8282\u70b9\u7684\u5f62\u5f0f\u8fd0\u884c\u5ba2\u6237\u7aef\u6570\u636e\u5757\u9a71\u52a8\u5e94\u7528\u3002<\/p>\n
\u4e0d\u8fc7\uff0cNVMesh\u4f5c\u4e3a\u8f6f\u4ef6\u89e3\u51b3\u65b9\u6848\u7684\u6a21\u5f0f\u8fdb\u884c\u9500\u552e\uff0c\u5ba2\u6237\u53ef\u4ee5\u4f7f\u7528\u81ea\u5df1\u73b0\u6709\u7684\u786c\u4ef6\uff0c\u6216\u662f\u4ece\u5408\u4f5c\u4f19\u4f34\u90a3\u91cc\u8d2d\u7f6e\uff0c\u4f8b\u5982Micron\u5c06NVMesh\u5408\u5e76\u5230\u5176SolidScale\u4ea7\u54c1\u5f53\u4e2d\u3002 Excelero\u58f0\u79f0\uff0cNVMesh\u53ef\u4ee5\u8fd1\u4e4e100\uff05\u53d1\u6325\u51fa\u4e3b\u673aNVMe\u7684\u6027\u80fd\uff0c\u8fd9\u79cd\u677e\u8026\u5408\u5f0f\u7684\u67b6\u6784\u81ea\u7136\u662f\u5f88\u6709\u610f\u4e49\u7684\u3002\u4f46\u8fd9\u8fdc\u975e\u5b8c\u7f8e\u3002\u76ee\u524d\uff0c\u6570\u636e\u4fdd\u62a4\u4ec5\u9650\u4e8eRAID-0\u3001RAID-1\u548cRAID-10\uff0c\u4e0d\u652f\u6301\u5b58\u50a8\u7a7a\u95f4\u7684\u538b\u7f29\u2014\u2014\u9664\u975e\u5728\u5ba2\u6237\u7aef\u989d\u5916\u5355\u72ec\u5b9e\u65bd\u3002\u4f46\u662f\u8fd9\u4e9b\u90fd\u5df2\u7f57\u5217\u5728\u65e5\u540e\u7684\u8def\u7ebf\u56fe\u4e0a\u3002<\/p>\n
E8 Storage\u662f\u53e6\u4e00\u5bb6\u4f7f\u7528\u5149\u7ea4\u7ed3\u6784\u8fde\u63a5\u5ba2\u6237\u7aef\u4e0e\u5b58\u50a8\u7684\u521d\u521b\u4f01\u4e1a\u3002 E8-S24\u548cE8-D24\u7cfb\u5217\u8bbe\u5907\u5c06I\/O\u8def\u5f84\u548c\u63a7\u5236\u5e73\u9762\u5206\u4e3a\u5355\u72ec\u7684\u786c\u4ef6\u3002 E8\u78c1\u76d8\u67b6\u4e0a\u5206\u522b\u53ef\u5b89\u88c524\u5757NVMe SSD\u9a71\u52a8\u5668\uff0c\u63d0\u4f9b\u56db\u5230\u516b\u4e2a100GbE\u7f51\u7edc\u8fde\u63a5\u3002\u4e00\u4e2a\u5355\u72ec\u7684\u673a\u67b6\u53ef\u4ee5\u4f7f\u7528RDMA NIC\u8fde\u63a5\u591a\u8fbe96\u53f0\u5ba2\u6237\u673a\u670d\u52a1\u5668\u3002\u6570\u636e\u670d\u52a1\uff08\u53ef\u7528\u6027\u548c\u7ba1\u7406\u670d\u52a1\uff09\u5219\u7ecf\u7531\u4e00\u5bf9\u4e0d\u4f4d\u4e8e\u6570\u636e\u901a\u9053\u4e0a\u7684E8\u63a7\u5236\u5668\u8d1f\u8d23\u5904\u7406\u3002<\/p>\n
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