\u65e5\u524d\uff0cEMC\u53d1\u5e03\u4e86\u4f20\u8bf4\u5df2\u4e45\u7684“\u95ea\u7535\u8ba1\u5212”\uff0c\u5e76\u63a8\u51fa\u4e86VFCache\uff0c\u5176\u65e8\u5728\u901a\u8fc7\u5229\u7528\u95ea\u5b58\u7684\u5feb\u901f\u8bfb\u5199\u4f18\u52bf\u6765\u52a0\u901f\u6570\u636e\u6d41\u901a\u901f\u5ea6\uff0c\u52a0\u5f3a\u670d\u52a1\u5668\u4e0e\u5916\u90e8\u5b58\u50a8\u7cfb\u7edf\u4e4b\u95f4\u7684\u8054\u7cfb\u3002\u9762\u5bf9EMC\u63a8\u51fa\u7684\u65b0\u4ea7\u54c1VFCache\uff0c\u5927\u5bb6\u53ef\u80fd\u8fd8\u6709\u5f88\u591a\u7684\u7591\u95ee\uff0c\u5982VFcache\u4e0e\u4f20\u7edf\u7684\u5229\u7528SSD\u505a\u7f13\u5b58\u6709\u4f55\u4e0d\u540c?\u4e0eFusion-io\u516c\u53f8\u7684\u89e3\u51b3\u65b9\u6848\u6709\u4f55\u533a\u522b?\u4ee5\u53caEMC\u900f\u9732\u51fa\u7684\u7d27\u968f“\u95ea\u7535\u8ba1\u5212”\u5176\u540e\u7684“\u96f7\u7535\u8ba1\u5212”\u53c8\u5c06\u600e\u6837?<\/p>\n

\u4e3a\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\uff0cEMC\u526f\u603b\u88c1\u517c\u5168\u7403\u5e02\u573a\u9996\u5e2d\u6280\u672f\u5b98Chuck Hollis\u4e00\u8fde\u53d1\u5e03\u4e86\u4e09\u7bc7\u535a\u5ba2\uff0c\u8be6\u7ec6\u5206\u6790\u4e86VFCache\u4ea7\u54c1\u8bde\u751f\u7684\u80cc\u666f\u548c\u7ed9\u4f01\u4e1a\u5e26\u6765\u7684\u5de8\u5927\u4f5c\u7528\uff0c\u4ee5\u53ca\u4eca\u540e\u7684“\u96f7\u7535\u8ba1\u5212”\u7684\u76ee\u7684\u3002\u4e0b\u9762\u6211\u4eec\u5c31\u6765\u770b\u770b Chuck Hollis\u662f\u5982\u4f55\u7406\u89e3EMC\u7684“\u95ea\u7535\u8ba1\u5212”\u7684\u3002(\u6ce8\uff1a\u672c\u6587\u6709\u5220\u6539)<\/p>\n

VFCache\uff1a\u6700\u5927\u9650\u5ea6\u5229\u7528SSD\u4f18\u52bf<\/strong><\/p>\n

Chuck Hollis\u8ba4\u4e3a\uff0c\u5168\u7403\u6570\u636e\u91cf\u7684\u6d77\u91cf\u589e\u957f\u4f7f\u5f97\u5b58\u50a8\u7cfb\u7edf\u7684\u6027\u80fd\u8d8a\u6765\u8d8a\u96be\u6ee1\u8db3\u4f01\u4e1a\u5bf9\u5176\u7684\u9700\u6c42\u3002CPU\u6027\u80fd\u4e0e\u5b58\u50a8\u6027\u80fd\u95ee\u5b58\u5728\u7740\u6c38\u8fdc\u7684\u5dee\u8ddd\uff0c\u8fd9\u4ee4\u5ba2\u6237\u4eec\u9887\u4e3a\u7126\u8651\uff0c\u5373\u4fbf\u662f\u4e70\u4e86\u66f4\u5feb\u7684\u670d\u52a1\u5668\uff0c\u5982\u679c\u8bfb\u5199\u6570\u636e\u90a3\u91cc\u4f9d\u7136\u662f\u74f6\u52b2\uff0c\u8fd8\u662f\u5f97\u4e0d\u5230\u66f4\u5feb\u7684\u6027\u80fd\u3002\u56fe\u4e3a\uff1aCPU\u6027\u80fd\u5341\u5e74\u95f4\u5feb\u4e86100\u500d\uff0c\u800c\u786c\u76d8\u5904\u7406\u80fd\u529b\u4f9d\u7136\u8868\u73b0\u5e73\u5e73\u3002VFCache\u53d1\u5e03\u5c31\u662f\u4e3a\u4e86\u7f29\u5c0f\u8fd9\u4e00\u5de8\u5927\u7684\u9e3f\u6c9f\u3002<\/p>\n

$\"VFCache\uff1a\u6700\u5927\u9650\u5ea6\u5229\u7528SSD\u4f18\u52bf\"$ <\/div>\n
\u25b2<\/p>\n
\u78c1\u76d8\u5904\u7406\u80fd\u529b\u8d8a\u6765\u8d8a\u96be\u6ee1\u8db3CPU\u5bf9\u5176\u7684\u901f\u5ea6\u8981\u6c42\uff0c\u4f01\u4e1a\u8feb\u5207\u9700\u6c42\u4e00\u79cd\u65b0\u7684\u4ecb\u8d28\u6765\u6539\u53d8\u8fd9\u4e00\u73b0\u72b6\uff0cSSD\u7684\u5feb\u901f\u8bfb\u53d6\u4f18\u52bf\u4f7f\u5f97\u5176\u5728\u66ff\u4ee3\u540d\u5355\u4e2d\u5927\u653e\u5f02\u5f69\u3002\u65e9\u5728 2006\u5e74\uff0cEMC\u5c31\u5bf9\u4f01\u4e1a\u7ea7\u95ea\u5b58\u5b58\u50a8\u8868\u73b0\u51fa\u6781\u5927\u5174\u8da3\u30022008\u5e74\u521d\uff0cEMC\u53d1\u5e03\u4e1a\u754c\u9996\u6b3e\u4f01\u4e1a\u7ea7\u95ea\u5b58\u6280\u672f\u30022010\u5e74\uff0cEMC VNX\u66f4\u8fdb\u4e00\u6b65\uff0c\u5f15\u5165FAST Cache\u3002<\/p>\n
$\"VFCache\uff1a\u6700\u5927\u9650\u5ea6\u5229\u7528SSD\u4f18\u52bf\"$ <\/div>\n
\u25b2<\/p>\n
\u636eEMC\u516c\u53f8\u53d1\u5e03\u7684\u6570\u636e\u663e\u793a\uff0c\u622a\u6b62\u5230\u76ee\u524d\uff0cEMC\u5171\u552e\u51fa\u4e8624PB\u7684\u95ea\u5b58\u3002\u5e73\u5747\u6bcf\u552e\u51fa1TB\u7684\u95ea\u5b58\uff0c\u5c06\u670954TB\u7684\u5b58\u50a8\u5bb9\u91cf\u63d0\u9ad8\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u76ee\u524d\u4e3a\u603b\u5171\u67091300PB(1.3EB)\u7684\u5b58\u50a8\u7cfb\u7edf\u5176\u6027\u80fd\u5f97\u5230\u63d0\u9ad8\u3002<\/p>\n
\u5229\u7528SSD\u63d0\u5347\u6570\u636e\u6d41\u901a\u901f\u5ea6\u7684\u4f20\u7edf\u505a\u6cd5\u662f\u5c06SSD\u4f5c\u4e3a\u4e00\u4e2a\u5feb\u901f\u8bfb\u53d6\u5c42\uff0c\u5c06\u9891\u7e41\u8bfb\u53d6\u7684\u6570\u636e\u7f13\u5b58\u5230\u8fd9\u4e2a\u8bfb\u53d6\u66fe\u4e2d\u3002\u8fd9\u79cd\u505a\u6cd5\u89e3\u51b3\u4e86\u4e00\u4e9b\u4f01\u4e1a\u76ee\u524d\u9762\u4e34\u7684\u96be \u9898\uff0c\u4f46\u5e76\u4e0d\u80fd\u4ece\u6839\u672c\u4e0a\u89e3\u51b3CPU\u7684\u7b49\u5f85\u65f6\u95f4\u3002\u4e8e\u662f\uff0c\u53e6\u4e00\u79cd\u7406\u5ff5\u5f00\u59cb\u51fa\u73b0\uff0c\u5373\u51cf\u5c11CPU\u7b49\u5f85\u65f6\u95f4\u7684\u6700\u6839\u672c\u7684\u505a\u6cd5\u662f\u8ba9\u5b58\u50a8\u5c42\u65e0\u9650\u8d34\u8fd1CPU\uff0c\u907f\u514d\u6570\u636e\u7ecf\u8fc7\u591a\u5c42 \u534f\u8bae\u8f6c\u6362\u8fdb\u884c\u4f20\u8f93\u5e26\u6765\u7684CPU\u7b49\u5f85\u65f6\u95f4\u3002\u7531\u6b64\u4ea7\u751f\u7684\u5373\u4e3aPCIe SSD\u3002<\/p>\n
$\"VFCache\uff1a\u6700\u5927\u9650\u5ea6\u5229\u7528SSD\u4f18\u52bf\"$ <\/div>\n
\u25b2<\/p>\n
\u800c\u76ee\u524dEMC\u516c\u53f8\u53d1\u5e03\u7684VFCache\uff0c\u5c31\u662f\u5c06\u95ea\u5b58\u6280\u672f\u7684\u4f18\u52bf\u8fdb\u4e00\u6b65\u6269\u5927\u5230\u670d\u52a1\u5668\u3002\u5982\u679c\u8bf4\u4ee5\u524d\u901a\u8fc7FAST\u6280\u672f\uff0c\u80fd\u591f\u5c06\u6570\u636e\u5b58\u53d6\u901f\u5ea6\u63d0\u9ad8300\u500d\uff0c\u5c06\u5b83\u6269\u5927\u5230\u670d\u52a1\u5668\u4e0a\uff0c\u5c31\u80fd\u5c06\u6570\u636e\u5b58\u53d6\u901f\u5ea6\u63d0\u9ad84000\u500d\u3002<\/p>\n
\u53ef\u80fd\u4f1a\u6709\u4eba\u8d28\u7591\uff0c\u4e0a\u8ff0\u6240\u8bf4\u7684\u65b9\u5f0f\u5229\u7528PCIe SSD\u5c31\u53ef\u4ee5\u505a\u5230\uff0c\u4e3a\u4ec0\u4e48EMC\u4f1a\u4e13\u95e8\u53d1\u5e03\u8fd9\u6837\u4e00\u4e2a\u4ea7\u54c1\uff0c\u5e76\u4e14\u975e\u5f97\u4eceEMC\u8d2d\u4e70\u4e86\u5462?\u76f4\u63a5\u4e70PCIe SSD\u4e0d\u5c31\u53ef\u4ee5\u4e86\u4e48?<\/p>\n
\u5bf9\u6b64\uff0cChuck Hollis\u7ed9\u51fa\u4e86\u8be6\u7ec6\u7684\u89e3\u91ca\uff0c\u4ed6\u8bf4\u6709\u5f88\u591a\u7528\u6237\u90fd\u91c7\u53d6\u4e86\u4e0a\u8ff0\u7684\u505a\u6cd5\uff0c\u7ed3\u679c\u5374\u9047\u5230\u4e86\u59cb\u6599\u4e0d\u53ca\u7684\u95ee\u9898\u3002\u8fd9\u662f\u56e0\u4e3a\uff1a\u9996\u5148\u6211\u4eec\u8981\u5904\u7406\u7684\u662f\u9ad8\u4ef7\u503c\u7684\u6570\u636e\uff0c\u65e0\u8bba\u8fd9\u4e9b\u6570\u636e\u5728\u672c\u5730\u8fd8\u662f\u5728\u5f02\u5730\uff0c\u6211\u4eec\u90fd\u8981\u5bf9\u5b83\u8fdb\u884c\u4fdd\u62a4\u3001\u5907\u4efd\u548c\u590d\u5236\u3002<\/p>\n
\u5176\u6b21\u5219\u662f\uff0c\u6700\u5173\u952e\u7684\u662f\u5728\u6070\u5f53\u7684\u4f4d\u7f6e\u3001\u6070\u5f53\u7684\u65f6\u95f4\u5b58\u50a8\u6070\u5f53\u7684\u6570\u636e\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u8981\u81ea\u52a8\u5316\uff0c\u4e0d\u80fd\u4f9d\u9760\u624b\u5de5\u5904\u7406\u3002\u6211\u4eec\u8fc7\u53bb\u662f\u5728\u9635\u5217\u4e2d\u7528FAST\u5168\u81ea\u52a8\u5b58\u50a8\u5206\u5c42\u5b9e\u73b0\uff0c\u73b0\u5728\u8981\u5728\u670d\u52a1\u5668\u548c\u9635\u5217\u4e4b\u95f4\u505a\u540c\u6837\u7684\u4e8b\u60c5\u3002<\/p>\n
\u6700\u540e\uff0cChuck Hollis\u8bf4\uff0c\u95ea\u5b58\u5f88\u6602\u8d35\uff0c\u662f\u7a00\u6709\u8d44\u6e90\uff0c\u56e0\u6b64\u9700\u8981\u914d\u5408\u91cd\u590d\u6570\u636e\u6d88\u9664\u3001\u8d44\u6e90\u6c60\u7b49\u6280\u672f\uff0c\u7269\u5c3d\u5176\u7528\u3002\u5f53\u6211\u4eec\u8de8\u8d8a\u6c9f\u58d1\u53bb\u5230\u591a\u79cd\u4f01\u4e1a\u5e94\u7528\u65f6\uff0c\u7c97\u653e\u5730\u628a\u6280\u672f\u6446\u5728\u90a3\u91cc\u8ba9\u4eba\u4eec\u968f\u4fbf\u53bb\u7528\u662f\u4e0d\u884c\u7684\u3002<\/p>\n
EMC\u9996\u5e2d\u6280\u672f\u5b98\u8be6\u89e3VFCache<\/strong><\/p>\n
\u603b\u7684\u6765\u8bf4\uff0cVFCache\u662f\u4e0e\u5176\u4ed6\u5b58\u50a8\u73af\u5883\u76f8\u96c6\u6210\u7684\u4f4d\u4e8e\u670d\u52a1\u5668\u7aef\u7684\u95ea\u5b58\u5b58\u50a8\u5668\u3002Chuck Hollis\u8ba4\u4e3a\u4e0e\u5176\u4ed6\u7684\u5229\u7528SSD\u7684\u6280\u672f\u76f8\u6bd4\uff0cVFCache\u5177\u6709\u5f88\u591a\u4f18\u52bf\uff0c\u5176\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u70b9\uff1a\u9996\u5148\uff0cVFCache\u7684\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u8fdc\u8fdc\u8d85\u8fc7\u4e86\u4f60\u6240\u80fd\u60f3\u8c61\u7684\u4f20\u7edf\u5b58\u50a8\u9635\u5217\u6216\u73b0\u6709\u670d\u52a1\u5668\u7aef\u90e8\u7f72\u7684SSD\u7684\u901f\u5ea6\u3002<\/p>\n
$\"EMC\u9996\u5e2d\u6280\u672f\u5b98\u8be6\u89e3VFCache\"$ <\/div>\n
\u25b2<\/p>\n
\u5176\u6b21\uff0cVFCache\u975e\u5e38\u667a\u80fd\u3002\u5176\u80fd\u901a\u8fc7EMC\u8f6f\u4ef6\u548c\u5176\u4ed6\u6280\u672f\u5bf9\u4f01\u4e1a\u7684\u5df2\u6709\u8bbe\u5907\u8fdb\u884c\u6574\u5408\uff0c\u5305\u62ec\u5b58\u50a8\u9635\u5217\u3001\u64cd\u4f5c\u7cfb\u7edf\u3001\u865a\u62df\u5316\u6280\u672f\u4ee5\u53ca\u7ba1\u7406\u8f6f\u4ef6\u7b49\u3002<\/p>\n
\u5e76\u4e14\uff0cVFCache\u6240\u5177\u5907\u7684\u9ad8\u53ef\u9760\u6027\u80fd\u591f\u5f88\u597d\u5730\u548cEMC\u5176\u4ed6\u6570\u636e\u4fdd\u62a4\u65b9\u6848\u8fdb\u884c\u6574\u5408\u3002\u5982\u9ad8\u53ef\u7528\u3001\u5907\u4efd\u3001\u590d\u5236\u4ee5\u53ca\u707e\u96be\u590d\u539f\u7b49\u7b49\u3002\u4e5f\u8bb8\u8fd9\u4e9b\u90fd\u8fd8\u4e0d\u8db3\u4ee5\u8bf4\u660eVFCache\u7684\u4f18\u52bf\u6240\u5728\uff0c\u8bf8\u4f4d\u8bfb\u8005\u53ef\u901a\u8fc7\u4e0b\u9762\u8fd9\u4e2a\u56fe\u6765\u66f4\u8be6\u7ec6\u5730\u4e86\u89e3VFCache\uff1a<\/p>\n
$\"EMC\u9996\u5e2d\u6280\u672f\u5b98\u8be6\u89e3VFCache\"$ <\/div>\n
\u25b2<\/p>\n
\u5728\u4f4e\u7aef\u7684\u662f\u6211\u4eec\u6240\u719f\u6089\u7684\u5b58\u50a8\u9635\u5217\u7aef\u7684\u95ea\u5b58\u6280\u672f\uff0c\u76f8\u6bd4\u4e8e\u4f20\u7edf\u7684\u78c1\u76d8\uff0c\u5176\u80fd\u591f\u66f4\u7ecf\u6d4e\u5730\u63d0\u4f9b\u9ad8IOPS\uff0c\u4f46\u5728\u672c\u8d28\u4e0a\u539f\u7406\u670d\u52a1\u5668\u548cCPU\uff0c\u5e76\u4e0d\u80fd\u4ece\u672c\u8d28\u4e0a\u89e3\u51b3CPU\u7684\u7b49\u5f85\u65f6\u95f4\u3002<\/p>\n
\u800c\u5728\u9876\u90e8\u5219\u662f\u6211\u4eec\u6240\u719f\u6089\u7684\u670d\u52a1\u5668\u7aef\u7684\u95ea\u5b58\u6280\u672f\uff0c\u786e\u5b9e\u975e\u5e38\u5feb\uff0c\u4f46\u5374\u9762\u4e34\u7740\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u95ee\u9898\uff0c\u90a3\u5c31\u662f\u5bf9\u4e8e\u4f01\u4e1a\u6700\u5177\u4ef7\u503c\u7684\u8d44\u4ea7——\u6570\u636e——\u5374\u6ca1\u6709\u5f88\u597d\u7684\u4fdd\u62a4\u673a\u5236\u3002<\/p>\n
\u800cVFCache\u5219\u5de7\u5999\u5730\u7ed3\u5408\u4e86\u8fd9\u4e24\u79cd\u6280\u672f\u7684\u4f18\u70b9\uff0c\u5e76\u6709\u673a\u5730\u6574\u5408\u6210\u4e00\u4e2a\u5355\u4e00\u7684\u7efc\u5408\u89e3\u51b3\u65b9\u6848\uff0c\u5f25\u8865\u4e86\u5b58\u50a8\u7aef\u548c\u670d\u52a1\u5668\u7aef\u73b0\u6709\u95ea\u5b58\u6280\u672f\u7684\u4e0d\u8db3\u3002\u5176\u6700\u5927\u7684\u4f18 \u70b9\u5728\u4e8e\uff0c\u7528\u6237\u4e0d\u5fc5\u82b1\u65f6\u95f4\u548c\u7cbe\u529b\u53bb\u8003\u8651\u5230\u5e95\u8be5\u5c06\u95ea\u5b58\u6280\u672f\u90e8\u7f72\u5728\u670d\u52a1\u5668\u7aef\u6216\u5b58\u50a8\u7aef\uff0c\u800c\u4f7f\u7528EMC\u7684VFCache\u5219\u53ef\u8fc5\u901f\u5e94\u7528\u4e8e\u4f01\u4e1a\u7684\u4e0d\u540c\u73af\u5883\uff0c\u5e76\u80fd\u63d0\u4f9b\u4ee4\u5176 \u6ee1\u610f\u7684\u6027\u80fd\u3001\u6210\u672c\u53ca\u53ef\u7528\u6027\u7b49\u3002<\/p>\n
\u5173\u4e8eVFCache\u7684\u6027\u80fd\uff0cChuck Hollis\u8ba4\u4e3a\u5e76\u4e0d\u80fd\u4ec5\u4ec5\u7528“\u5feb”\u6765\u8861\u91cf\u6027\u80fd\u7684\u4f18\u52a3\uff0c\u56e0\u4e3a\u5728\u5b9e\u9645\u73af\u5883\u4e2d\uff0c\u8bf8\u5982SAP\u3001Exchange\u3001Oracle\u3001SQL server\u4ee5\u53ca\u751f\u4ea7\u6587\u4ef6\u7cfb\u7edf\u7b49\u76f8\u4f3c\u7684\u5e94\u7528\u7a0b\u5e8f\u4f1a\u4ea7\u751f\u8bfb\u5199\u6df7\u5408\u7684\u5de5\u4f5c\u8d1f\u8f7d\u3002\u800c64K\u6d4b\u8bd5\u6240\u4ea7\u751f\u7684\u9ad8\u6c34\u5e73\u6210\u7ee9\u5bf9\u4e8e\u7528\u6237\u6765\u8bf4\uff0c\u5e76\u6ca1\u6709\u592a\u5927\u7684\u5b9e\u9645\u610f\u4e49\u3002<\/p>\n
$\"EMC\u9996\u5e2d\u6280\u672f\u5b98\u8be6\u89e3VFCache\"$ <\/div>\n
\u25b2<\/p>\n
\u867d\u7136\u4e0a\u56fe\u4e2d\u7f3a\u4e4f\u4e00\u4e9b\u7ec6\u8282\uff0c\u4f46\u5374\u662fVFCache\u591a\u6b21\u91cd\u590d\u6d4b\u8bd5\u6240\u4ea7\u751f\u7684\u6570\u636e\u3002\u65e0\u8bba\u4f60\u76ee\u524d\u662f\u57fa\u4e8e\u4ec0\u4e48\u5b58\u50a8\u9635\u5217\u5f97\u51fa\u7684\u5b58\u50a8\u6027\u80fd\u6d4b\u8bd5\u66f2\u7ebf\uff0c\u53ea\u8981\u66f2\u7ebf\u5411\u53f3\u4fa7\u4e0b \u79fb\uff0c\u90fd\u662f\u4e00\u4ef6\u975e\u5e38\u4ee4\u4eba\u9ad8\u5174\u7684\u4e8b\u60c5\u3002\u5e73\u5747I\/O\u5ef6\u8fdf\u7684\u5927\u5927\u964d\u4f4e(\u5bf9\u6211\u4eec\u800c\u8a00\uff0c\u5e76\u4e0d\u4ee5\u4e3a\u7740\u662f\u5927\u5e45\u3002\u6b64\u4e3a\u539f\u6587)\uff0c\u80fd\u591f\u51cf\u5c11\u961f\u5217\uff0c\u5e76\u63d0\u4f9b\u9ad8\u53ef\u7528\uff0c\u57fa\u672c\u4e0a\u80fd\u6539\u5584\u76f8\u5e94 \u7684\u4e00\u7cfb\u5217\u7684\u5b58\u50a8\u6027\u80fd\u3002<\/p>\n
\u5982\u4f55\u5c06\u6548\u679c\u8f6c\u5316\u6210\u5177\u4f53\u7684\u6027\u80fd\u63d0\u5347\u5c06\u4f1a\u968f\u7740\u4e3b\u673a\u56e0\u7d20\u7684\u6539\u53d8\u800c\u7565\u6709\u5dee\u5f02\uff0c\u4f46\u6700\u8fd1\u7684\u767d\u76ae\u4e66\u663e\u793a\uff0c\u5728\u7acb\u57fa\u4e8eOracle 11g\u3001\u601d\u79d1UCS\u548cEMC VMAXe\u5b58\u50a8\u7cfb\u7edf\u4e4b\u4e0a\u8fd0\u884c\u7c7b\u4f3c\u4e8eTPC-C\u73af\u5883\u7684TPM(\u6bcf\u5206\u949f\u4ea4\u6613)\u670980% \u7684\u6027\u80fd\u63d0\u5347\u3002\u5bf9\u4e8e\u9700\u8981\u66f4\u6df1\u5165\u5730\u4e86\u89e3\u7ec6\u8282\u7684\u7528\u6237\u53ef\u53c2\u8003\u4e0b\u56fe\uff1a<\/p>\n
$\"EMC\u9996\u5e2d\u6280\u672f\u5b98\u8be6\u89e3VFCache\"$ <\/div>\n
\u25b2<\/p>\n
\u5728\u6700\u5e95\u5c42\u7684\u786c\u4ef6\/\u9a71\u52a8\u7a0b\u5e8f\u7ea7\u522b\uff0c\u6211\u4eec\u53ef\u4ee5\u660e\u663e\u770b\u5230IOPS\u663e\u8457\u63d0\u9ad8\uff0c\u5e76\u4e14\u5ef6\u8fdf\u964d\u4f4e\uff0c\u4ee5\u53ca——\u6700\u91cd\u8981\u7684\u662f——\u5229\u7528VFCache\u53ef\u5927\u5927\u51cf\u5c11CPU\u5f00\u9500\u3002\u5f53\u7136\u8fd9\u53ef\u80fd\u662f\u6700\u6781\u7aef\u7684\u5e94\u7528\u6d4b\u8bd5\u6027\u80fd\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u4f1a\u7a0d\u6709\u4e0b\u964d\u3002\u4f46\u5bf9\u66f4\u6df1\u5c42\u6b21\u7684\u67b6\u6784\u8ba8\u8bba\u548c\u8f6f\u786c\u4ef6\u96c6\u6210\u540e\uff0cChuck Hollis\u76f8\u4fe1VFCache\u7684\u6027\u80fd\u4f18\u52bf\u5c06\u5927\u5927\u8d85\u8d8a\u672a\u6765\u7684\u53ef\u9884\u89c1\u7684\u7ade\u4e89\u4ea7\u54c1\u3002“\u65f6\u95f4\u53ef\u4ee5\u8bc1\u660e\u4e00\u5207!” Chuck Hollis\u5982\u662f\u8bf4\u3002<\/p>\n
VFCache\u4ea7\u54c1\u67b6\u6784<\/strong><\/p>\n
\u5982\u679c\u4f60\u60f3\u8981\u66f4\u6df1\u5165\u5730\u4e86\u89e3VFCache\uff0c\u5982\u4f60\u6240\u613f\uff0c\u4e0b\u9762\u6211\u4eec\u5c06\u8981\u8be6\u7ec6\u5730\u8c08\u8c08\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n
$\"VFCache\u4ea7\u54c1\u67b6\u6784\u53ca\u672a\u6765\u5347\u7ea7\"$ <\/div>\n
\u25b2<\/p>\n
\u5728\u4e0a\u5c42\uff0cVFCache\u4e3a\u4e0b\u4e00\u5c42\u7ea7\u7684\u5757\u7ea7I\/O\u5b50\u7cfb\u7edf\u91c7\u7528\u4e86\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684I\/O\u7b5b\u9009\u5668\u5e94\u7528\u7a0b\u5e8f\uff0c\u5176\u80fd\u5bf9\u5757\u7ea7I\/O\u6808\u8fdb\u884c\u7b5b\u9009\uff0c\u8fd9\u5176\u4e2d\u5305\u62ec\u4f9b\u5e94\u5546\u63d0\u4f9b \u7684 MPIO\uff0cEMC\u7684PowerPath\u7b49\u7b49\u3002\u8f7b\u91cf\u7b5b\u9009\u5e94\u7528\u7a0b\u5e8f\u901a\u8fc7\u68c0\u67e5I\/O\u4f20\u8f93\uff0c\u901a\u8fc7\u7f13\u5b58\u7b97\u6cd5\u5b9e\u73b0\u5199\u7b49\u7b49\u3002\u4f46\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u4f60\u4ecd\u5e0c\u671b\u5c06\u666e\u901a\u7684\u670d\u52a1\u5668\u95ea\u5b58 \u5361\u90e8\u7f72\u5728\u670d\u52a1\u5668\u5185\u90e8\uff0c\u800c\u4e0d\u662f\u91c7\u7528VFCache\u7684\u4f18\u52bf\u6240\u5728\uff0c\u8fd9\u4e5f\u662f\u652f\u6301\u7684\u3002\u8fd9\u53ef\u4ee5\u5927\u5927\u52a0\u5feb\u4f8b\u5982\u4e34\u65f6\u6587\u4ef6\u7b49\u975e\u6301\u4e45\u6027\u6570\u636e\u7684\u4f20\u8f93\u901f\u5ea6\u3002<\/p>\n
\u5728VMware\u516c\u53f8\u7684vSphere\u67b6\u6784\u4e0b\u53ef\u80fd\u6709\u6240\u4e0d\u540c\u3002<\/p>\n
$\"VFCache\u4ea7\u54c1\u67b6\u6784\u53ca\u672a\u6765\u5347\u7ea7\"$ <\/div>\n
\u25b2<\/p>\n
\u5728vSphere\u73af\u5883\u4e0b\uff0cEMC\u53ea\u5bf9\u4e0a\u5c42\u7684\u6765\u5bbe\u64cd\u4f5c\u7cfb\u7edf\u7684I\/O\u5757\u8fdb\u884cI\/O\u7b5b\u9009\u5e94\u7528\u7a0b\u5e8f\uff0c\u8fd9\u5c31\u662f\u8bf4\u5982\u679c\u9700\u8981\uff0c\u4f60\u53ef\u4ee5\u5229\u7528VFCache\u5bf9\u6bcf\u4e2a\u6765\u5bbe \u6216\u8005\u6bcf\u4e2a\u903b\u8f91\u5b58\u50a8\u57fa\u7840\u8fdb\u884c\u7b5b\u9009\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0cVFCache\u8fd8\u63d0\u4f9b\u4e00\u4e2a\u540d\u4e3avCenter\u7684\u7075\u6d3b\u7684\u9006\u53d8\u5668\u4ee5\u76d1\u89c6\u670d\u52a1\u5668\u7aef\u548c\u5b58\u50a8\u7aef\u7684\u7f13\u5b58\u3002<\/p>\n
VFCache\u7684\u6700\u4f73\u5e94\u7528\u73af\u5883<\/strong><\/p>\n
\u663e\u7136\uff0c\u5927\u591a\u6570\u4eba\u5bf9\u5178\u578b\u7684\u4f01\u4e1a\u5e94\u7528\u5de5\u4f5c\u8d1f\u8f7d\u66f4\u52a0\u611f\u5174\u8da3\uff0c\u4e0b\u56fe\u5c06\u7ed9\u5927\u5bb6\u63d0\u4f9b\u4e00\u4e2a\u5f88\u597d\u7684\u53c2\u8003\uff1a<\/p>\n
$\"VFCache\u4ea7\u54c1\u67b6\u6784\u53ca\u672a\u6765\u5347\u7ea7\"$ <\/div>\n
\u25b2<\/p>\n
\u6a2a\u8f74\u5927\u591a\u662f\u4ee5\u8fde\u7eed\u5199\u4e3a\u4e3b\u3002\u867d\u7136\u5927\u591a\u6570\u4f01\u4e1a\u5e94\u7528\u7a0b\u5e8f\u90fd\u6709\u4e00\u4e2a\u4e0d\u80fd\u88ab\u5ffd\u7565\u7684\u5199\u7ec4\u4ef6\uff0c\u5176\u901a\u5e38\u8bfb\u53d6\u5df2\u5199\u5165\u7684\u6570\u636e\uff0c\u5e76\u53d6\u51b3\u4e8e\u4f7f\u7528\u6a21\u5f0f\u800c\u7565\u6709\u5dee\u5f02\u3002\u8fd9\u5176\u4e2d\uff0c\u7535\u5b50\u90ae\u4ef6\u5c31\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u4f8b\u5b50\u3002\u7ad6\u8f74\u4e3a“\u53c2\u8003\u4f4d\u7f6e”\uff0c\u4e0e\u6a2a\u8f74\u6709\u660e\u663e\u4e0d\u540c\u3002LOR\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a(\u6709\u65f6\u4e5f\u79f0\u4e4b\u4e3a\u504f\u5dee)\u5411\u4e0a\u79fb\u52a8\u3002<\/p>\n
\u7ea2\u8272\u90e8\u5206\u8868\u793aEMC Isilon\u6a2a\u5411\u6269\u5c55NAS\u96c6\u7fa4\uff0c\u5927\u6570\u636e\u96c6\u3001\u9ad8\u8bfb\u53d6\u5e26\u5bbd\u3001HDFS\u7b49;\u6a59\u8272\u90e8\u5206\u5219\u4e3a\u5927\u89c4\u6a21\u5e76\u53d1\u5199\uff1a\u9ad8\u901f\u5907\u4efd\u3001\u6570\u636e\u590d\u5236\u3001\u5b9e\u65f6\u56fe\u50cf\u91c7\u96c6\u548c\u6444\u50cf\u3002EMC\u5e76\u6ca1\u6709\u67d0\u4e2a\u5355\u4e00\u7684\u4ea7\u54c1\u53bb\u8fce\u5408\u8fd9\u4e9b\u5e94\u7528\uff0c\u6211\u4eec\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u73af\u5883\u91c7\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\u3002<\/p>\n
\u84dd\u8272\u90e8\u5206\u5219\u8868\u793a“\u4e34\u65f6”\u6570\u636e\uff0c\u5177\u6709\u77ed\u3001\u7a81\u53d1\u5199\u5165\u4ee5\u53ca(\u901a\u5e38)\u975e\u6301\u4e45\u6027\u7b49\u7279\u70b9\uff0cVFCache\u7684\u5206\u6bb5\u5f0f\u7f13\u5b58\u5728\u8fd9\u65b9\u9762\u5177\u6709\u8f83\u5927\u7684\u5b9e\u8df5\u610f\u4e49\u3002\u800c\u6700\u540e\u7684\u7eff\u8272\u90e8\u5206\u5219\u4e3a\u6211\u4eec\u6240\u719f\u6089\u7684\u4f01\u4e1a\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n
VFCache\u7684\u672a\u6765\u89c4\u5212<\/strong><\/p>\n
\u867d\u7136\u5728\u6b64\u4ee5\u53ca\u8ba8\u8bba\u4e86VFCache\u7684\u5f88\u591a\u7ec6\u8282\uff0cChuck Hollis\u9884\u8ba1\u5728\u4eca\u5e74\u5e74\u5e95\u4e4b\u524d\u5c06\u53d1\u5e03\u66f4\u591a\u7684\u529f\u80fd\uff0c\u5176\u5305\u62ec\u6570\u636e\u538b\u7f29\u4ee5\u53ca\u91cd\u590d\u6570\u636e\u5220\u9664\uff0c\u5c24\u5176\u662f“\u70ed”\u6570\u636e\u65b9\u9762\u7684\u91cd\u590d\u6570\u636e\u5220\u9664\uff0c\u56e0\u4e3a\u5bf9\u4e8e\u95ea\u5b58\u6765\u8bf4\uff0c\u76ee\u524d\u4ecd\u65e7\u662f\u975e\u5e38\u6602\u8d35\uff0c\u800c\u5982\u4f55\u6700\u5927\u9650\u5ea6\u5229\u7528\u95ea\u5b58\u4ee5\u964d\u4f4e\u6210\u672c\uff0c\u5728\u8fd9\u65b9\u9762\u5c06\u6709\u5f88\u5927\u7684\u7a7a\u95f4\u53ef\u7528\u3002<\/p>\n
\u5e76\u4e14\uff0c\u56f4\u7ed5\u5b58\u50a8\u9635\u5217\u7684\u6570\u636e\u4f18\u5148\u7ea7\u548c\u670d\u52a1\u5668\u7aef\u7684\u6570\u636e\u4f18\u5148\u7ea7\uff0c\u7ed3\u5408\u57fa\u4e8e\u9635\u5217\u7684\u78c1\u76d8\/\u95ea\u5b58\/\u7f13\u5b58\u7684\u4ee5\u5f80\u7ecf\u9a8c\uff0c\u8fd8\u6709\u5f88\u6709\u7684\u9884\u6d4b\u548c\u5206\u6790\uff0cEMC\u671f\u671b\u5c06\u95ea\u5b58\u53d1\u6325 \u5230\u66f4\u5e7f\u9614\u7684\u9886\u57df\u3002\u800c\u670d\u52a1\u5668\u7aef\u7684\u7f13\u5b58\u4e00\u81f4\u6027\u4e5f\u5f88\u91cd\u8981\uff0c\u56e0\u4e3a\u5176\u5c06\u6d89\u53ca\u5230\u4ea4\u6613\u6570\u636e\u5e93\uff0c\u800c\u8fd9\u901a\u5e38\u7275\u626f\u5230\u591a\u4e2a\u677e\u6563\u8026\u5408\u7684\u670d\u52a1\u5668\u3002\u5e76\u4e14\uff0cEMC\u8fd8\u8ba1\u5212\u5bf9VFCache \u8fdb\u884c\u6539\u5584\uff0c\u4ee5\u5c3d\u53ef\u80fd\u900f\u660e\u5e95\u9002\u5e94\u5404\u79cd\u4e0d\u540c\u7684IT\u89d2\u8272\uff0c\u5982\u5b58\u50a8\u7ba1\u7406\u5458\u3001VMware\u7ba1\u7406\u5458\u3001\u5e94\u7528\u7ba1\u7406\u5458\u3001\u878d\u5408\u57fa\u7840\u8bbe\u65bd\u7ba1\u7406\u5458\u4ee5\u53caIT\u901a\u624d\u7b49\u7b49\u3002<\/p>\n
\u4ece“\u95ea\u7535”\u5230“\u96f7\u7535”<\/strong><\/p>\n
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