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align=\"center\">\u25b2\u6570\u636e\u4e2d\u5fc3SSD\u7684\u5e94\u7528\u573a\u666f<\/p>\n<p>\u65e0\u8bba\u5728SAN\u5b58\u50a8\u7f51\u7edc\u8fd8\u662fCAS\u5f52\u6863\u5b58\u50a8\uff0c\u65e0\u8bba\u662f\u670d\u52a1\u5668\u7aef\u8fd8\u662f\u7f51\u7edc\u7aef\uff0c\u90fd\u5b58\u5728\u5e94\u7528SSD\u53d1\u6325\u5f3a\u5927\u6027\u80fd\u4f18\u52bf\u7684\u821e\u53f0\u3002\u4f8b\u5982\uff0c\u4e0a\u56fe\u663e\u793a\u4e86\u5e94\u7528SSD\u4f5c\u4e3a\u7cfb\u7edf\u542f\u52a8\u76d8\u7684\u60c5\u51b5\u4e0b\uff0c\u7531\u4e8e\u7cfb\u7edf\u7684\u542f\u52a8\u8fc7\u7a0b\u5f80\u5f80\u4e5f\u6d89\u53ca\u5230\u5927\u91cf\u5c0f\u6587\u4ef6\u5c0fIO\u8bfb\u5199\uff0c\u5e94\u7528SSD\u540c\u6837\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u7cfb\u7edf\u7684\u542f\u52a8\u901f\u5ea6\uff0c\u8fd9\u4e00\u70b9\u76f8\u4fe1\u5728\u7b14\u8bb0\u672c\u4e2d\u5e94\u7528SSD\u7684\u4e2a\u4eba\u6d88\u8d39\u7ea7\u7528\u6237\u5df2\u7ecf\u65e9\u6709\u4f53\u4f1a\u3002<\/p>\n<p>DRAM SSD\u5c3d\u7ba1\u6210\u672c\u9ad8\u6602\uff0c\u4f46\u5728\u4e00\u4e9b\u5bf9\u6027\u80fd\u8981\u6c42\u6781\u4e3a\u82db\u523b\u7684\u73af\u5883\u4e0b\uff0c\u5e94\u7528DRAM\u4f5c\u4e3a\u7f13\u5b58\uff0c\u540c\u6837\u5bf9\u63d0\u9ad8\u7cfb\u7edf\u6574\u4f53\u6027\u80fd\u6709\u7740\u201c\u56db\u4e24\u62e8\u5343\u94a7\u201d\u7684\u529f\u6548\u3002\u6709\u7ecf\u9a8c\u7684\u7cfb\u7edf\u7ef4\u62a4\u4eba\u5458\u5728\u6570\u636e\u5e93\u65e5\u5e38\u4f7f\u7528\u4e2d\u4f1a\u53d1\u73b0\uff0c\u4e4b\u6240\u4ee5\u6570\u636e\u5e93\u8fd0\u884c\u6027\u80fd\u72b6\u51b5\u4e0d\u4f73\uff0c\u5f80\u5f80\u662f\u56e0\u4e3a\u7cfb\u7edf\u4e2d\u5b58\u5728\u4e00\u5c0f\u90e8\u5206\u70ed\u70b9\u6570\u636e\u5757\u88ab\u9891\u7e41\u4f7f\u7528\uff0c\u78c1\u76d8\u7684\u673a\u68b0\u78c1\u5934\u9891\u7e41\u7684\u6765\u56de\u8bfb\u5199\u8fd9\u90e8\u5206\u70ed\u533a\u6570\u636e\uff0c\u7ed9\u6574\u4e2a\u7cfb\u7edf\u62d6\u4e86\u540e\u817f\u3002<\/p>\n<p>\u5982\u679c\u5c06\u8fd9\u90e8\u5206I\/O\u8bf7\u6c42\u6700\u591a\u3001\u6700\u70ed\u7684\u6570\u636e\u5757\u5b58\u50a8\u5230\u57fa\u4e8eDRAM\u7684\u7f13\u5b58\u4e2d\uff0c\u5c31\u80fd\u591f\u6781\u5927\u7684\u63d0\u5347\u6574\u4f53\u7cfb\u7edf\u7684\u5e94\u7528\u6027\u80fd\u3002\u5f53\u7136\uff0c\u540c\u65f6\u4e5f\u9700\u8981\u8003\u8651\u5230\uff0c\u57fa\u4e8eDRAM\u7684SSD\u76ee\u524d\u6210\u672c\u4ecd\u7136\u5c45\u9ad8\u4e0d\u4e0b\uff0c\u4e0d\u8fc7\uff0c\u5982\u679c\u53ea\u662f\u5c11\u91cf\u7684\u9ad8IO\u9700\u6c42\u6570\u636e\u5b58\u50a8\u5230DRAM\u7f13\u5b58\u4e2d\uff0c\u800c\u5176\u4f59\u5927\u90e8\u5206\u8f83 \u201c\u51b7\u201d\u7684\uff0c\u8bfb\u5199\u5e76\u4e0d\u5341\u5206\u9891\u7e41\u7684\u6570\u636e\u4ecd\u7136\u5b58\u50a8\u5230\u4f20\u7edf\u7684\u786c\u76d8\u4e0a\uff0c\u540c\u6837\u80fd\u591f\u5728\u53ef\u63a5\u53d7\u7684\u6210\u672c\u8303\u56f4\u5185\u83b7\u5f97\u6700\u5927\u7684\u6027\u80fd\u63d0\u5347\u3002<\/p>\n<p><strong>\u82f1\u7279\u5c14\u4f01\u4e1a\u7ea7SSD\u6218\u7565\u5256\u6790<\/strong><\/p>\n<p>\u4e3b\u5bfcX86\u670d\u52a1\u5668\u6280\u672f\u548c\u4ea7\u54c1\u66f4\u8fed\u4e0e\u521b\u65b0\u7684\u5e55\u540e\u5de8\u4eba\u82f1\u7279\u5c14\uff0c\u5728\u63a8\u52a8\u6469\u5c14\u5b9a\u5f8b\u4e0d\u65ad\u5411\u524d\u53d1\u5c55\u7684\u540c\u65f6\u79ef\u7d2f\u4e86\u5fae\u7535\u5b50\u534a\u5bfc\u4f53\u9886\u57df\u7684\u9876\u5c16\u6280\u672f\u548c\u751f\u4ea7\u5de5\u827a\uff0c\u56e0\u800c\u505a\u8d77SSD\u95ea\u5b58\u82af\u7247\u8d77\u6765\u4e5f\u662f\u5f97\u5fc3\u5e94\u624b\u3002\u82f1\u7279\u5c14\u63a8\u51fa\u7684\u9762\u5411\u4f01\u4e1a\u7ea7\u5e94\u7528\u7684SSD\u4ea7\u54c1\u76ee\u524d\u5305\u62ec\u4e24\u4e2a\u7cfb\u5217\uff0c\u57fa\u4e8eSLC\u95ea\u5b58\u82af\u7247\u7684SATA\u63a5\u53e3SSD\uff1aX25-E\uff0c\u4ee5\u53ca\u57fa\u4e8eMLC\u95ea\u5b58\u82af\u7247\u7684 SATA\u63a5\u53e3SSD\uff1aX25-M\u3002\u6280\u672f\u6307\u6807\u89c4\u683c\u5982\u4e0b\u8868\u6240\u793a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image20.it168.com\/201109_500x375\/784\/9fe0848acfa8b98a.jpg\" border=\"1\" alt=\"\u82f1\u7279\u5c14\u4f01\u4e1a\u7ea7SSD\u6218\u7565\u5256\u6790\" width=\"500\" height=\"290\" \/><\/p>\n<p>\u4eca\u5e74\u79cb\u5b63Intel IDF\u4e0a\uff0c\u4e0b\u4e00\u4ee3\u4f01\u4e1a\u7ea7\u4ea7\u54c1710\u3001720\u7cfb\u5217\u4ea7\u54c1\u5df2\u7ecf\u6b63\u5f0f\u63a8\u51fa\u3002\u636e\u79f0\uff0c\u65b0\u4e00\u4ee3\u4f01\u4e1a\u7ea7SSD\u5728\u95ea\u5b58\u82af\u7247\u65b9\u9762\u6539\u7528\u4e8625nm\u5de5\u827a\u7684HET MLC NAND\u6280\u672f\uff0c\u5bb9\u91cf\u89c4\u683c\u5305\u62ec100GB\u3001200GB\u548c300GB\uff0c\u7f13\u5b58\u5bb9\u91cf64MB\u3002\u63a5\u53e3\u4ecd\u7136\u91c7\u7528\u4e863Gbps SATA\u63a5\u53e3\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image20.it168.com\/201109_500x375\/784\/daa14577a622df78.jpg\" border=\"1\" alt=\"\u82f1\u7279\u5c14\u4f01\u4e1a\u7ea7SSD\u6218\u7565\u5256\u6790\" width=\"500\" height=\"366\" \/><\/p>\n<p>\u6b64\u5916\uff0c\u66f4\u9ad8\u7aef\u7684720\u7cfb\u5217SSD\u9996\u5ea6\u91c7\u7528\u4e86PCI-E\u63a5\u53e3\uff0c\u62e5\u6709200\/400GB\u57fa\u4e8e34nm\u5de5\u827a\u7684SLC\u95ea\u5b58\u82af\u7247\uff0c\u7f13\u5b58\u8fbe\u5230512MB\uff0c\u8bfb\u5199\u6027\u80fd\u5341\u5206\u60ca\u4eba\u3002\u987a\u5e8f\u8bfb\u548c\u987a\u5e8f\u5199\u901f\u5ea6\u5206\u522b\u8fbe\u52302.2GB\/s\u548c1.8GB\/s\uff0c\u968f\u673a\u8bfb\u5199\u4e5f\u8fbe\u5230\u4e86180000\u53ca56000 IOPS\uff0c\u4e0a\u56fe\u4e3a\u6700\u65b0Intel 710\/720 SSD\u89c4\u683c\u6307\u6807\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image20.it168.com\/201109_500x375\/784\/d8df6dc354db5fa0.jpg\" border=\"1\" alt=\"\u82f1\u7279\u5c14\u4f01\u4e1a\u7ea7SSD\u6218\u7565\u5256\u6790\" width=\"500\" height=\"323\" \/><\/p>\n<p align=\"center\">\u25b2Gartner\u9884\u8ba1\u4e0d\u540c\u63a5\u53e3\u7684SSD\u5e02\u573a\u4efd\u989d<\/p>\n<p>\u6b64\u5916\uff0c\u82f1\u7279\u5c14\u4e0e\u7f8e\u5149\u5408\u4f5c\u7684\u57fa\u4e8e20nm\u5236\u7a0b\u7684NAND\u82af\u7247\u4e5f\u547c\u4e4b\u6b32\u51fa\uff0c\u6709\u671b\u4f7f\u95ea\u5b58\u82af\u7247\u5bc6\u5ea6\u5728\u73b0\u6709\u57fa\u7840\u4e0a\u52a0\u500d\uff0c\u8fdb\u4e00\u6b65\u964d\u4f4eSSD(\u56fa\u6001\u786c\u76d8)\u5b58\u50a8\u6210\u672c\u3002<\/p>\n<p><strong>\u63a8\u52a8SSD\u6807\u51c6\u5316\u8fdb\u7a0b<\/strong><\/p>\n<p>\u4e0d\u8fc7\uff0c\u63d0\u9ad8\u95ea\u5b58\u5de5\u827a\u6807\u51c6\u5e76\u4e0d\u662f\u82f1\u7279\u5c14\u552f\u4e00\u5728\u505a\u7684\u4e8b\u60c5\uff0c\u64c5\u957f\u63a8\u884c\u6807\u51c6\u5316\u7684\u82f1\u7279\u5c14\u4e5f\u5c06\u6807\u51c6\u5316\u8fdb\u7a0b\u5f15\u5165\u4e86SSD\u9886\u57df\u3002\u4e00\u65b9\u9762\u63a8\u884c\u6807\u51c6\u5316\u964d\u4f4e\u95ea\u5b58\u53ca\u56fa\u6001\u786c\u76d8\u5de5\u827a\u6210\u672c\uff0c\u53e6\u4e00\u65b9\u9762\u4e5f\u501f\u6b64\u5de9\u56fa\u5176\u5728\u56fa\u6001\u786c\u76d8\u9886\u57df\u7684\u9886\u5bfc\u5730\u4f4d\u3002<\/p>\n<p>\u82f1\u7279\u5c14\u4ece2006\u5e74\u5f00\u59cb\u5c31\u7ec4\u5efa\u4e86\u5f00\u653e\u5f0f\u95ea\u5b58\u63a5\u53e3\u7ec4\u7ec7(ONFi)\uff0c\u76ee\u524d\u5df2\u670990\u591a\u4e2a\u6210\u5458\uff0c\u5171\u540c\u63a8\u52a8\u95ea\u5b58\u63a5\u53e3\u6807\u51c6\u5316\u3002\u76ee\u524d\uff0cONFi\u6b63\u5728\u4e0b\u5217\u4e24\u4e2a\u65b9\u9762\u79ef\u6781\u52aa\u529b\uff1aONFi 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