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

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

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

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

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

\u4ece\u82f1\u7279\u5c14\u6280\u672f\u4e13\u5bb6\u5434\u56fd\u5b89\u7684\u4ecb\u7ecd\u4e2d\u4e86\u89e3\u5230\uff0c\u7b2c\u4e09\u4ee3\u82f1\u7279\u5c14\u00ae\u50b2\u817e\u2122\u6301\u4e45\u5185\u5b58\u7684\u6027\u80fd\u76f8\u6bd4\u4e8e200\u7cfb\u5217\u8fd8\u4f1a\u6709\u5927\u5e45\u5730\u63d0\u5347\u3002\u4ee4\u4eba\u9057\u61be\u7684\u662f\uff0c\u7531\u4e8e\u4e00\u4e9b\u539f\u56e0\uff0c\u82f1\u7279\u5c14\u4e0d\u518d\u5f00\u53d1\u7b2c\u56db\u4ee3\u50b2\u817e\u6301\u4e45\u5185\u5b58\u4ea7\u54c1\uff0c\u4f46\u540e\u7eed\u5c06\u4f9d\u9760\u81f3\u5f3a\u5e73\u53f0\u652f\u6301\u7684CXL\u534f\u8bae\u6765\u6269\u5c55\u5185\u5b58\u7684\u5bb9\u91cf\u53ca\u5e26\u5bbd\u3002<\/p>\n\n\n\n

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

\u5434\u56fd\u5b89\u5206\u4eab\u7684\u91cd\u70b9\u662f\u6301\u4e45\u5185\u5b58SNIA\u7f16\u7a0b\u6a21\u578b\u7684\u4f18\u5316\u95ee\u9898\uff0c\u5982\u56fe\u53ef\u89c1\uff0c\u7f16\u7a0b\u6a21\u5f0f\u5206\u4e24\u79cd\uff0c\u4e00\u79cd\u662f\u53f3\u4fa7\u7684\u5185\u5b58\u7f16\u7a0b\u6a21\u5f0f\uff0c\u53e6\u4e00\u79cd\u662f\u5de6\u4fa7\u662f\u5b58\u50a8\u7f16\u7a0b\u6a21\u5f0f\uff0c\u5de6\u4fa7\u662f\u6b64\u6b21\u5173\u6ce8\u7684\u91cd\u70b9\u3002<\/p>\n\n\n\n

\u4e0e\u5185\u5b58\u7f16\u7a0b\u6a21\u5f0f\u4e0d\u540c\uff0c\u5b58\u50a8\u7f16\u7a0b\u6a21\u5f0f\u4e0d\u9700\u8981\u4fee\u6539\u4ee3\u7801\uff0c\u5e76\u4e14\uff0c\u53ef\u4ee5\u50cf\u64cd\u4f5c\u666e\u901a\u78c1\u76d8\u548c\u56fa\u6001\u76d8\u90a3\u6837\u628a\u50b2\u817e\u5f53\u505a\u5757\u8bbe\u5907\u6765\u4f7f\u7528\uff0c\u4e4b\u6240\u4ee5\u80fd\u505a\u5230\u8fd9\u70b9\uff0c\u5f88\u91cd\u8981\u4e00\u65b9\u9762\u5c31\u662f\u56e0\u4e3a\u6709\u4e00\u4e2a\u53ebBTT\u7684\u6838\u5fc3\u7b97\u6cd5\u3002BTT\u6838\u5fc3\u7b97\u6cd5\u53ef\u4ee5\u5c06\u5b57\u8282\u8bbf\u95ee\u7684\u6301\u4e45\u5185\u5b58\u8bbe\u5907\uff0c\u6620\u5c04\u6210\u4e3aBlock\u539f\u5b50\u6027\u7684\u5757\u8bbe\u5907\uff0c\u4ece\u800c\u5c06\u6301\u4e45\u5185\u5b58\u8bbe\u5907\u89c6\u4e3a\u662f\u5feb\u901f\u4e14\u4f4e\u5ef6\u65f6\u7684SSD\u3002\u4e5f\u56e0\u6b64\uff0c\u5b83\u5177\u6709\u4e86\u548cSSD\u4e00\u6837\u7684\u7f16\u7a0b\u6a21\u578b\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u53ef\u4ee5\u5229\u7528\u73b0\u6709\u7684SSD\u7684\u751f\u6001\uff0c\u4f7f\u7528\u4f20\u7edf\u7684\u8bfb\u5199\u63a5\u53e3\uff0c\u5728\u6240\u6709\u73b0\u6709\u7684\u6587\u4ef6\u7cfb\u7edf\u4e0b\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n\n\n\n

\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e4b\u4e0b\uff0c\u50b2\u817e\u6301\u4e45\u5185\u5b58\u53ef\u4ee5\u50cf\u666e\u901aSSD\u4e00\u6837\uff0c\u4f5c\u4e3a\u7f13\u5b58\u6765\u52a0\u901f\u5b58\u50a8\u6027\u80fd\u3002<\/p>\n\n\n\n

\u6700\u8fd1\uff0cLinux\u5185\u6838\u65b9\u9762\u6709\u4e24\u4e2a\u4f18\u5316\uff0c\u8fd9\u4e24\u4e2a\u4f18\u5316\u53ef\u4ee5\u5927\u5927\u63d0\u5347\u8fd9\u79cd\u6a21\u5f0f\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u3002\u5206\u4eab\u4e2d\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u6301\u4e45\u5185\u5b58\u5b58\u50a8\u7f16\u7a0b\u6838\u5fc3\u7b97\u6cd5-BTT\u7684\u66f4\u591a\u7ec6\u8282\uff0c\u4ecb\u7ecd\u4e86\u4e24\u79cd\u4f18\u5316\u5b58\u50a8\u6a21\u5f0f\u7684\u65b9\u6cd5\uff0c\u4e00\u79cd\u662f\u7b97\u6cd5\u4f18\u5316\uff0c\u5c06BTT\u7b97\u6cd5\u5728\u6301\u4e45\u5185\u5b58\u4e2d\u768416\u5b57\u8282\u7684bflog\u64cd\u4f5c\u903b\u8f91\u53d8\u4e3a\u5185\u5b58\u4e2d\u7684\u64cd\u4f5c\uff0c\u51cf\u5c11\u5199\u64cd\u4f5c\u7684\u5f00\u9500\u3002<\/p>\n\n\n\n

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

\u53e6\u4e00\u79cd\u662f\u52a8\u6001\u63a7\u5236deepflush\uff0c\u5229\u7528\u82f1\u7279\u5c14\u5e73\u53f0\u7684ADR\u529f\u80fd\u800c\u65e0\u9700\u4f7f\u7528deepflush\u6307\u4ee4\u4ece\u800c\u83b7\u5f97\u975e\u5e38\u597d\u7684\u6027\u80fd\u63d0\u5347\u3002<\/p>\n\n\n\n

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

\u6700\u540e\uff0c\u8ba9\u6211\u4eec\u518d\u770b\u6301\u4e45\u5185\u5b58\u5b58\u50a8\u7f16\u7a0b\u6a21\u5f0f\u53ef\u80fd\u7684\u53d1\u5c55\u65b9\u5411\u3002\u65b0\u4e00\u4ee3\u7684\u82f1\u7279\u5c14\u81f3\u5f3a\u53ef\u6269\u5c55\u5904\u7406\u5668\u5c06\u5185\u7f6eDSA\u7684\u52a0\u901f\u5668\uff0c\u5b83\u53ef\u4ee5\u5378\u8f7dCPU\u7684\u6570\u636e\u642c\u8fc1\u5de5\u4f5c\uff0c\u4ece\u800c\u8282\u7701CPU\u7684\u8d44\u6e90\uff0c\u53c8\u6bd4\u5982CXL\u6280\u672f\u5c06\u6765\u53ef\u4ee5\u548c\u6301\u4e45\u5185\u5b58\u5b58\u4e00\u8d77\u6765\u83b7\u5f97\u66f4\u4f18\u7684\u5b58\u50a8\u6027\u80fd\u3002<\/p>\n\n\n\n

\u8be6\u7ec6\u7684\u6280\u672f\u7ec6\u8282\u4e5f\u53ef\u4ee5\u53c2\u8003\uff1a\u6301\u4e45\u5185\u5b58BTT\u5b9e\u73b0\u53ca\u4f18\u5316\uff08\u4e00\uff09<\/a>\u53ca\u6301\u4e45\u5185\u5b58BTT\u5b9e\u73b0\u53ca\u4f18\u5316\uff08\u4e8c\uff09<\/a>\u3002<\/p>\n\n\n\n

\u76f8\u5173\u7684\u4ee3\u7801\u53ef\u4ee5\u53c2\u8003\uff1a[PATCH] BTT: Use dram freelist and remove bflog to otpimize perf<\/a>\u4ee5\u53ca[PATCH] ACPI\/NFIT: Add no_deepflush param to dynamic control flush operation<\/a>\u3002\u3000<\/p>\n\n\n\n

SPDK\u5728\u82f1\u7279\u5c14IPU\u7684\u5b58\u50a8\u5378\u8f7d\u4e2d\u6709\u91cd\u8981\u4f5c\u7528<\/strong><\/p>\n\n\n\n

SPDK\uff08Storage Performance Development Kit\uff09\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684\u5de5\u5177\u548c\u7c7b\u5e93\u6765\u521b\u5efa\u9ad8\u6027\u80fd\u3001\u53ef\u6269\u5c55\u7684\u3001\u7528\u6237\u6001\u7684\u5b58\u50a8\u5e94\u7528\uff0c\u80fd\u7528\u4e8e\u6784\u5efa\u8d85\u9ad8\u6027\u80fd\u7684\u5b58\u50a8\u5e94\u7528\u3002<\/p>\n\n\n\n

\u53bb\u5e74\uff0c\u82f1\u7279\u5c14\u6b63\u5f0f\u53d1\u5e03\u4e86\u4e24\u6b3eIPU\uff08Infrastructure Processing Unit\uff09\uff0c\u4e00\u4e2a\u53ebBig Spring Canyon(BSC)\uff0c\u53e6\u4e00\u4e2a\u53ebMount Evans\uff0c\u4e24\u6b3eIPU\u90fd\u80fd\u5bf9\u5b58\u50a8\u8fdb\u884c\u5378\u8f7d\uff0c\u5e76\u5229\u7528SPDK\u6765\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n\n\n\n

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

\u82f1\u7279\u5c14\u6280\u672f\u4e13\u5bb6\u88f4\u8fea\u4ecb\u7ecd\u4e86IPU\u63a8\u51fa\u7684\u80cc\u666f\u548cIPU\u7684\u8bf8\u591a\u4ef7\u503c\u3002IPU\u4e0d\u4ec5\u53ef\u4ee5\u51cf\u5c11CPU\u8d44\u6e90\u7684\u6d6a\u8d39\uff0c\u8ba9CPU\u5f97\u5230\u66f4\u5145\u5206\u5229\u7528\uff0c\u8fd8\u80fd\u63d0\u5347\u6027\u80fd\u548c\u964d\u4f4e\u5ef6\u8fdf\uff0c\u6b64\u5916\uff0c\u901a\u8fc7\u8f6f\u786c\u4ef6\u7684\u7ed3\u5408\uff0c\u4ece\u800c\u4e3a\u4e91\u57fa\u7840\u8bbe\u65bd\u5e26\u6765\u66f4\u9ad8\u7684\u7075\u6d3b\u6027\u3002<\/p>\n\n\n\n

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

Big Spring Canyon(BSC)\u662f\u7531\u82f1\u7279\u5c14\u00ae\u81f3\u5f3a\u00aeD\u7cfb\u5217\u5904\u7406\u5668\u548cFPGA\u667a\u80fd\u7f51\u5361\u6765\u6784\u5efa\u7684\uff0c\u5176\u4f18\u52bf\u5728\u4e8e\u53ef\u4ee5\u5229\u7528\u82f1\u7279\u5c14\u00ae\u81f3\u5f3a\u00ae\u5f3a\u5927\u7684\u8f6f\u4ef6\u751f\u6001\uff0c\u6027\u80fd\u5f3a\u5927\uff0c\u529f\u80fd\u5f3a\u5927\uff0c\u8fd8\u53ef\u4ee5\u5e94\u5bf9\u672a\u6765\u65b0\u7684\u9700\u6c42\u548c\u5b9a\u5236\u5316\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n

Big Spring Canyon(BSC)\u5361\u7684\u4f7f\u7528\u573a\u666f\u53ef\u4ee5\u5206\u4e3a\u865a\u62df\u5316\u6a21\u5f0f\u548c\u88f8\u91d1\u5c5e\u6a21\u5f0f\u4e24\u79cd\uff0c\u88f4\u8fea\u7ed3\u5408\u4e24\u79cd\u5178\u578b\u7684\u4f7f\u7528\u573a\u666f\u5728\u6280\u672f\u5c42\u9762\u4e0a\u505a\u4e86\u4e00\u4e9b\u5177\u4f53\u7684\u4ecb\u7ecd\u3002<\/p>\n\n\n\n

\u88f4\u8fea\u4ecb\u7ecd\u4e86SPDK\u8f6f\u4ef6\u7ed3\u5408Big Spring Canyon(BSC)\u6765\u652f\u6301\u5b58\u50a8\u5378\u8f7d\u548c\u5f39\u6027\u5757\u8bbe\u5907\u7684\u6280\u672f\u7ec6\u8282\uff0c\u8ba9\u6211\u4eec\u770b\u5230\u4e86SPDK\u8f6f\u4ef6\u5728Big Spring Canyon(BSC)\u5361\u7684\u5b58\u50a8\u5378\u8f7d\u65b9\u9762\u6709\u91cd\u8981\u4f5c\u7528\uff0c\u4e4b\u6240\u4ee5\u4f7f\u7528SPDK\u6765\u5b8c\u6210\u5b58\u50a8\u5378\u8f7d\u5de5\u4f5c\uff0c\u662f\u56e0\u4e3aSPDK\u5177\u6709\u5f3a\u5927\u7684\u4f18\u52bf\uff1a<\/p>\n\n\n\n

\u4e00\u65b9\u9762\uff0c\u56e0\u4e3aSPDK\u662f\u4e00\u4e2a\u7528\u6237\u6001\u7684\u8f6f\u4ef6\uff0c\u4f7f\u7528\u4e86Polling mode\u907f\u514d\u4e86\u5185\u6838\u6001IO\u5904\u7406\u9891\u7e41\u4e0a\u4e0b\u6587\u5207\u6362\u5e26\u6765\u7684\u6027\u80fd\u5f00\u9500\uff0cSPDK\u7684\u6570\u636e\u9762\u96f6\u62f7\u8d1d\u548c\u65e0\u9501\u7684\u7279\u6027\u4e5f\u6781\u5927\u63d0\u9ad8\u4e86\u6027\u80fd\u3002\u53e6\u4e00\u65b9\u9762\uff0cSPDK\u76ee\u524d\u5df2\u7ecf\u6bd4\u8f83\u6210\u719f\uff0c\u652f\u6301\u591a\u79cd\u8fdc\u7aef\u5b58\u50a8\u3002<\/p>\n\n\n\n

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

Mount Evans\u662f\u4e00\u6b3e\u57fa\u4e8eASIC\u82af\u7247\u548cARM CPU\u6253\u9020\u7684IPU\uff0c\u63d0\u4f9b2 x 100G\u7684\u7f51\u7edc\u80fd\u529b\uff0c\u5b83\u662f\u7531\u82f1\u7279\u5c14\u548c\u8c37\u6b4c\u5408\u4f5c\u5f00\u53d1\u8bbe\u8ba1\u7684\u3002<\/p>\n\n\n\n

Mount Evans\u7ee7\u627f\u4e86\u4ee5\u5f80\u591a\u6b3e\u57fa\u4e8eFPGA\u7684\u667a\u80fd\u7f51\u5361\u548cIPU\u7684\u5f00\u53d1\u7ecf\u9a8c\uff0c\u53ef\u5e94\u5bf9\u5404\u79cd\u771f\u5b9e\u7684\u5de5\u4f5c\u8d1f\u8f7d\u3002\u5b83\u4e0d\u4ec5\u62e5\u6709\u5f3a\u5927\u7684\u6027\u80fd\uff0c\u800c\u4e14\uff0c\u5728\u5b89\u5168\u6027\u548c\u9694\u79bb\u6027\u4e0a\u9762\u4e5f\u5177\u6709\u66f4\u9ad8\u6c34\u5e73\u7684\u5b9e\u73b0\uff0c\u4ece\u8bbe\u8ba1\u4e4b\u521d\u5c31\u5c06\u5b89\u5168\u6027\u548c\u9694\u79bb\u6027\u89c6\u4e3a\u91cd\u4e2d\u4e4b\u91cd\u3002<\/p>\n\n\n\n

Mount Evans\u5728\u786c\u4ef6\u5c42\u9762\u6709\u8bb8\u591a\u6280\u672f\u521b\u65b0\uff0c\u6bd4\u5982\uff0c\u5b83\u5177\u6709\u4e1a\u5185\u4e00\u6d41\u7684\u53ef\u7f16\u7a0b\u7684\u5305\u5904\u7406\u5f15\u64ce\uff0c\u5b83\u62e5\u6709\u4ece\u82f1\u7279\u5c14\u50b2\u817e\u62d3\u5c55\u800c\u6765\u7684NVME\u5b58\u50a8\u63a5\u53e3\uff0c\u5b83\u652f\u6301\u4e0b\u4e00\u4ee3\u53ef\u9760\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u8fd8\u5e26\u6709\u5148\u8fdb\u7684\u89e3\u538b\u7f29\u52a0\u901f\u5668\u3002<\/p>\n\n\n\n

\u5728\u8f6f\u4ef6\u751f\u6001\u65b9\u9762\uff0cMount Evans\u7ecf\u7531\u8f6f\u4ef6\u5f00\u53d1\u4eba\u5458\u3001\u786c\u4ef6\u5f00\u53d1\u4eba\u5458\u548c\u52a0\u901f\u5668\u5f00\u53d1\u4eba\u5458\u5171\u540c\u8bbe\u8ba1\u5f00\u53d1\uff0c\u6709\u66f4\u597d\u7684\u8f6f\u786c\u534f\u540c\u3002\u5b83\u652f\u6301Barefoot P4 Studio\uff0c\u53ef\u4ee5\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u66f4\u597d\u7684\u53ef\u7f16\u7a0b\u6027\u3002\u53e6\u5916\uff0c\u5361\u4e0a\u8fd0\u884c\u7684Linux\u64cd\u4f5c\u7cfb\u7edf\u80fd\u591f\u5145\u5206\u5229\u7528DPDK\u3001SPDK\u4ee5\u53caIPDK\u7b49\u8f6f\u4ef6\u751f\u6001\u3002<\/p>\n\n\n\n

\u5728Mount Evans\u7684CPU\u4e0a\u4e5f\u8fd0\u884c\u7740SPDK\u5b58\u50a8\u670d\u52a1\uff0c\u53ef\u4ee5\u63d0\u4f9b\u5b58\u50a8\u5378\u8f7d\u548c\u52a0\u901f\uff0cSPDK\u5728\u4e0d\u540c\u5f62\u6001\u7684IPU\u4ea7\u54c1\u4e0a\u90fd\u53ef\u4ee5\u5feb\u901f\u7684\u5339\u914d\u5bf9\u5e94\u7684\u786c\u4ef6\uff0c\u540c\u65f6\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u9ad8\u53ef\u6269\u5c55\u6027\uff0c\u53ef\u5bf9\u63a5\u5230\u4e0d\u540c\u7684\u5b58\u50a8\u670d\u52a1\u4e2d\uff0c\u4e3aIPU\u52a0\u901f\u4ea7\u54c1\u5316\u63d0\u4f9b\u5b58\u50a8\u751f\u6001\u4e0a\u7684\u652f\u6301\u3002<\/p>\n\n\n\n

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

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