{"id":34065,"date":"2014-06-17T18:22:00","date_gmt":"2014-06-17T10:22:00","guid":{"rendered":""},"modified":"2014-06-17T18:22:00","modified_gmt":"2014-06-17T10:22:00","slug":"","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/34065.html","title":{"rendered":"\u9ad8\u7aef\u5b58\u50a8\u6280\u672f\u4e0e\u5e94\u7528\u8d8b\u52bf"},"content":{"rendered":"<p>2010\u5e74\u4e4b\u524d\uff0c\u9ad8\u7aef\u5b58\u50a8\u4e3b\u8981\u662f\u4e0e\u5927\u673a\u76f8\u914d\u5408\u7684\u6280\u672f\uff0c\u4f46\u81ea\u4ece2010\u5e74\u4ee5\u6765\uff0c\u4e91\u8ba1\u7b97\u5f00\u59cb\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\uff0c\u9ad8\u7aef\u5b58\u50a8\u4e3b\u8981\u7684\u5e94\u7528\u573a\u5408\u4e0d\u518d\u4ec5\u9650\u4e8e\u652f\u6301\u5927\u578b\u673a\u73af\u5883\u3002\u6839\u636eGartner  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 \u5757\u865a\u62df\u5316\u629b\u5f03\u4e86\u4f20\u7edf\u7684RAID\u7684\u865a\u62df\u5316\u65b9\u5f0f\uff0c\u628a\u7269\u7406\u786c\u76d8\u5207\u5206\u4e3a\u8bb8\u591a\u5c0f\u5bb9\u91cf\u903b\u8f91\u76d8\uff0c\u7ec4\u6210\u4e00\u4e2a\u8d44\u6e90\u6c60\uff0c\u7136\u540e\u4ee5\u8fd9\u4e9b\u903b\u8f91\u76d8\u4e3a\u5355\u4f4d\u7ec4\u5efaRAID\u3002RAID\u8fd8\u662f\u4f20\u7edf\u7684RAID\u7b97\u6cd5\uff0c\u4f46\u4f5c\u7528\u5bf9\u8c61\u5df2\u7ecf\u4e0d\u662f\u7269\u7406\u76d8\uff0c\u800c\u662f\u5c0f\u5bb9\u91cf\u7684\u903b\u8f91\u76d8\u3002\u76ee\u524d\u5e02\u573a\u4e0a\u4ee5\u6234\u5c14Compellent\u4e3a\u4ee3\u8868\u7684\u6234\u5c14\u6d41\u52a8\u6570\u636e\u67b6\u6784\u7684\u5757\u7ea7\u865a\u62df\u5316\u6280\u672f\uff0c\u4e0d\u4ec5\u7c92\u5ea6\u53ef\u63a7\uff0c\u7ba1\u7406\u4fbf\u6377\u6027\u597d\uff0c\u5176\u4f18\u5316\u5b58\u50a8\u8d44\u6e90\u3001\u964d\u4f4e\u80fd\u8017\u548c\u91c7\u8d2d\u6210\u672c\u65b9\u9762\u7684\u6548\u679c\u4e5f\u66f4\u660e\u663e<\/p>\n<p>\u009f  \u5f02\u6784\u865a\u62df\u5316\u6307\u7684\u662f\u5bf9\u7b2c\u4e09\u65b9\u9635\u5217\u7684\u652f\u6301\u3002\u5f02\u6784\u865a\u62df\u5316\u7ed9\u5ba2\u6237\u5e26\u6765\u7684\u4ef7\u503c\u4e3b\u8981\u6709\u4e24\u70b9\uff0c\u4e00\u662f\u65e0\u7f1d\u63a5\u7ba1\u539f\u6765\u7684\u7b2c\u4e09\u65b9\u9635\u5217\u6570\u636e\uff0c\u7edf\u4e00\u7ba1\u7406;\u4e8c\u662f\u539f\u6765\u7684\u6570\u636e\u53ef\u4ee5\u4eab\u53d7\u9ad8\u7aef\u5b58\u50a8\u7684\u9ad8\u7ea7\u6570\u636e\u670d\u52a1\u529f\u80fd\uff0c\u6bd4\u5982\u81ea\u52a8\u5206\u5c42\uff0c\u8fdc\u7a0b\u590d\u5236\u7b49\u7b49\u3002\u4e00\u53e5\u8bdd\uff0c\u4fdd\u62a4\u6295\u8d44\uff0c\u7b80\u5316\u7ba1\u7406\u3002<\/p>\n<p>\u9ad8\u6027\u80fd<\/p>\n<p>\u9ad8\u6027\u80fd\u6c38\u8fdc\u662f\u9ad8\u7aef\u5b58\u50a8\u8ffd\u6c42\u7684\u76ee\u6807\uff0c\u6280\u672f\u53d1\u5c55\u4ee4\u73b0\u5728\u7684\u9ad8\u7aef\u5b58\u50a8\u5df2\u53ef\u4ee5\u8fbe\u5230\u767e\u4e07\u7ea7IOPS(SPC-1)\u3002\u9ad8\u7aef\u5b58\u50a8\u4e3a\u4e86\u5b9e\u73b0\u66f4\u9ad8\u7684\u6027\u80fd\u76ee\u6807\uff0c\u5176\u6280\u672f\u53d1\u5c55\u8d8b\u52bf\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n<p>\u009f PCIe\uff1a\u76ee\u524d\u9ad8\u7aef\u5b58\u50a8\u5382\u5546\u57fa\u672c\u91c7\u7528PCIe 2.0\u6765\u8fdb\u884c\u8282\u70b9\u95f4\u7684\u9ad8\u901f\u4e92\u8fde\uff0cPCIe\u76f8\u5bf9\u5176\u4ed6\u8fde\u63a5\u6280\u672f\uff0c\u4e0d\u9700\u8981\u505a\u534f\u8bae\u8f6c\u6362\uff0c\u5ef6\u65f6\u66f4\u4f4e\u3002\u968f\u7740PCIe  3.0\u7684\u6210\u719f\uff0c\u9884\u8ba1\u5f88\u5feb\u6709\u9ad8\u7aef\u5b58\u50a8\u5382\u5546\u5c06\u5347\u7ea7\u5230PCIe 3.0\u3002<\/p>\n<p>\u009f  \u95ea\u5b58\u6280\u672f\uff1a\u8fd1\u6765\u53d1\u5c55\u5f88\u5feb\uff0c\u6280\u672f\u9010\u6e10\u6210\u719f\u3002\u9ad8\u7aef\u5b58\u50a8\u4ece\u539f\u6765\u5c11\u91cf\u91c7\u7528\u5230\u5927\u91cf\u914d\u7f6e\u95ea\u5b58\uff0c\u4e43\u81f3\u51fa\u73b0\u5168\u95ea\u5b58\u9635\u5217\u3002\u95ea\u5b58\u4e0d\u4ec5\u4f5c\u4e3a\u9ad8\u7aef\u5b58\u50a8\u7684Cache\u6269\u5c55\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u4e3aTier  0\u5b58\u50a8\uff0c\u751a\u81f3\u53ef\u4ee5\u63d2\u5728\u5e94\u7528\u670d\u52a1\u5668\u4e0a\u548c\u9ad8\u7aef\u5b58\u50a8\u914d\u5408\u4f7f\u7528\u3002<\/p>\n<p>\u009f \u9ad8\u901f\u63a5\u53e3\uff1a\u968f\u7740\u8ba1\u7b97\u865a\u62df\u5316\u6280\u672f\u7684\u5927\u91cf\u91c7\u7528\uff0c\u4e00\u4e2a\u7269\u7406\u670d\u52a1\u5668\u4e0a\u9762\u8dd1\u7684VMware\u8f6f\u4ef6\u8d8a\u6765\u8d8a\u591a\uff0c\u56e0\u6b64\u5bf9\u5b58\u50a8\u7684\u9ad8\u901f\u7aef\u53e3\u8981\u6c42\u4e5f\u8d8a\u6765\u8d8a\u8feb\u5207\uff0c\u6700\u65b0\u7248\u672c\u7684VMware  vSphere 5.5\u5df2\u7ecf\u652f\u6301\u7aef\u5230\u7aef\u768416G FC\u7ec4\u7f51\u3002\u9884\u8ba1\u9ad8\u7aef\u5b58\u50a8\u4e3b\u6d41\u5382\u5546\u5c06\u5f88\u5feb\u652f\u630116G FC\u63a5\u53e3\u3002<\/p>\n<p>\u009f  QoS\uff1a\u7531\u4e8e\u9ad8\u7aef\u5b58\u50a8\u9700\u8981\u652f\u6301\u5927\u91cf\u7684\u7528\u6237\uff0c\u751a\u81f3\u8981\u652f\u6301\u591a\u79df\u6237\u7684\u73af\u5883\uff0c\u800c\u8d44\u6e90\u603b\u662f\u6709\u9650\u7684\uff0c\u56e0\u6b64\uff0c\u5b8c\u5584\u7684QoS\u7b56\u7565\u662f\u4fdd\u8bc1\u5173\u952e\u7528\u6237\u6027\u80fd\u7684\u6700\u597d\u529e\u6cd5\u3002\u9ad8\u7aef\u5b58\u50a8\u5382\u5546\u4e00\u822c\u91c7\u7528Cache\u5206\u533a\uff0cI\/O\u4f18\u5148\u7ea7\uff0c\u9650\u5236IOPS\u548c\u5e26\u5bbd\u7b49\u65b9\u6cd5\u6765\u4fdd\u8bc1\u5173\u952e\u5e94\u7528\u7684\u9ad8\u6027\u80fd\u3002<\/p>\n<p>\u9ad8\u5b89\u5168<\/p>\n<p>\u53ef\u9760\u6027\u5176\u5b9e\u662f\u9ad8\u7aef\u5b58\u50a8\u6700\u6838\u5fc3\u7684\u8bc9\u6c42\uff0c\u7528\u6237\u8d2d\u4e70\u9ad8\u7aef\u5b58\u50a8\uff0c\u66f4\u591a\u7684\u662f\u4e70\u4e00\u4e2a\u653e\u5fc3\u3002\u5728\u5b89\u5168\u6280\u672f\u7684\u53d1\u5c55\u65b9\u9762\uff0c\u6211\u4eec\u770b\u5230\u4e3b\u6d41\u5382\u5546\u5728\u4e0b\u9762\u7684\u52aa\u529b\uff1a<\/p>\n<p>\u009f DIX(Data Integrity eXtensions)\u7aef\u5230\u7aef\u5b8c\u6574\u6027\u6821\u9a8c\uff1a\u76ee\u524d\u5f88\u591a\u4e3b\u6d41\u5382\u5546\u4e0d\u4ec5\u4ec5\u6ee1\u8db3\u4e8e\u8ba9\u9ad8\u7aef\u5b58\u50a8\u5185\u90e8\u91c7\u7528T10 PI  (Protection Information)\u89c4\u8303\u8fdb\u884c\u6570\u636e\u5b8c\u6574\u6027\u4fdd\u62a4;<\/p>\n<p>\u009f  \u6570\u636e\u52a0\u5bc6\uff1a\u9ad8\u7aef\u5b58\u50a8\u4fdd\u5b58\u7684\u6570\u636e\u4e00\u822c\u90fd\u662f\u4f01\u4e1a\u6700\u5173\u952e\u7684\u6570\u636e\uff0c\u56e0\u6b64\uff0c\u9632\u6b62\u6cc4\u5bc6\u5c31\u662f\u4e00\u4e2a\u5fc5\u987b\u9762\u5bf9\u7684\u95ee\u9898\u3002\u9ad8\u7aef\u5b58\u50a8\u4e00\u822c\u9700\u8981\u652f\u6301\u5168\u76d8\u6570\u636e\u52a0\u5bc6\u529f\u80fd(\u6027\u80fd\u4e0d\u53d7\u5f71\u54cd)\uff0c\u4fdd\u8bc1\u786c\u76d8\u9057\u5931\u6216\u8005\u7ef4\u62a4\u8fc7\u7a0b\u4e2d\u6570\u636e\u4e0d\u88ab\u6cc4\u9732\u3002<\/p>\n<p>\u009f  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\u5f00\u653e\u63a5\u53e3\uff1a\u9ad8\u7aef\u5b58\u50a8\u5e94\u8be5\u63d0\u4f9bSMI-S\u7ba1\u7406\u63a5\u53e3\uff0cOpen Stack\u63a5\u53e3\u7b49\u548c\u5176\u4ed6\u7cfb\u7edf\u5bf9\u63a5\uff0c\u4ee5\u8fce\u63a5\u8f6f\u4ef6\u5b9a\u4e49\u6570\u636e\u4e2d\u5fc3\u4ee5\u53ca\u4e91\u65f6\u4ee3\u7684\u5230\u6765\u3002<\/p>\n<p>\u901a\u8fc7\u677e\u8026\u5408\u3001\u865a\u62df\u5316\u3001\u9ad8\u6027\u80fd\u3001\u9ad8\u5b89\u5168\u3001\u667a\u80fd\u5316\u8fd95\u4e2a\u5173\u952e\u8bcd\uff0c\u6211\u4eec\u6982\u62ec\u4e86\u9ad8\u7aef\u5b58\u50a8\u7684\u6280\u672f\u53d1\u5c55\u8d8b\u52bf\u3002\u5176\u5b9e\u73b0\u5728\u5f88\u591a\u6280\u672f\u5df2\u7ecf\u4e0d\u662f\u5728\u9ad8\u7aef\u5b58\u50a8\u9996\u5148\u51fa\u73b0\u4e86\uff0c\u800c\u662f\u5728\u4e2d\u7aef\u5b58\u50a8\u4f18\u5148\u91c7\u7528\uff0c\u6280\u672f\u6210\u719f\u540e\u518d\u5f15\u5165\u9ad8\u7aef\u5b58\u50a8\u4e2d\uff0c\u7279\u522b\u662f\u786c\u4ef6\u5c42\u9762\uff0c\u5982PCIe\u548cSAS\u6280\u672f\u5c31\u662f\u5178\u578b\u7684\u4ee3\u8868\u3002\u9ad8\u7aef\u5b58\u50a8\u66f4\u591a\u4e0d\u662f\u8ffd\u6c42\u65b0\u6280\u672f\uff0c\u800c\u66f4\u5173\u6ce8\u7684\u662f\u5b89\u5168\u6027\u548c\u7a33\u5b9a\u6027\uff0c\u8fd9\u662f\u9ad8\u7aef\u5b58\u50a8\u7684\u57fa\u77f3\u3002<\/p>\n<p>2. \u9ad8\u7aef\u5b58\u50a8\u53d7\u5230\u7684\u51b2\u51fb<\/p>\n<p>\u968f\u7740\u95ea\u5b58\u6280\u672f\u7684\u6210\u719f\uff0c\u5168\u95ea\u5b58\u9635\u5217(All Flash  Array\uff0c\u7b80\u79f0AFA)\u7531\u4e8e\u5177\u6709\u9ad8\u6027\u80fd\uff0c\u4f4e\u529f\u8017\u7b49\u4f18\u70b9\uff0c\u5bf9\u4f20\u7edf\u7684\u9ad8\u7aef\u5b58\u50a8\u5f62\u6210\u4e86\u5f88\u5927\u7684\u51b2\u51fb\u3002\u6839\u636eGartner  2013\u5e74\u7684\u6570\u636e\u663e\u793a\uff0c\u5168\u95ea\u5b58\u9635\u5217\u7684\u9500\u552e\u4ef7\u683c\u533a\u95f4\u5728200K-300K USD\u4e4b\u95f4\uff0c\u662f\u5178\u578b\u7684\u9ad8\u7aef\u5b58\u50a8\u7684\u8303\u7574\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/img.doit.com.cn\/uploadpic\/2014\/0617\/7582571.jpg\" border=\"0\" \/> <\/p>\n<p>\u7531\u4e8e\u5168\u95ea\u5b58\u9635\u5217\u76f8\u6bd4\u9ad8\u7aef\u5b58\u50a8\u5177\u6709\u5f3a\u5927\u7684\u6027\u4ef7\u6bd4\u4f18\u52bf\uff0c\u56e0\u6b64\u4f20\u7edf\u7684\u5b58\u50a8\u5382\u5546\u7eb7\u7eb7\u901a\u8fc7\u6536\u8d2d\u6216\u8005\u6539\u9020\u63a8\u51fa\u81ea\u5df1\u7684\u5168\u95ea\u5b58\u9635\u5217\u3002\u8fd8\u6709\u4e00\u4e9b\u521d\u521b\u516c\u53f8\uff0c\u5f00\u53d1\u51fa\u9002\u5e94\u8303\u56f4\u66f4\u5e7f\u7684\u6df7\u5408\u9635\u5217\uff0c\u52a0\u5165\u9ad8\u7aef\u5b58\u50a8\u4ff1\u4e50\u90e8\u3002\u9884\u8ba1\u5c06\u6765\u5e94\u8be5\u662f\u4f20\u7edf\u7684\u9ad8\u7aef\u5b58\u50a8\u3001\u5168\u95ea\u5b58\u9635\u5217\u3001\u6df7\u5408\u9635\u5217\u76f8\u4e92\u878d\u5408\u76f8\u4e92\u6e17\u900f\u7684\u8fc7\u7a0b\u3002\u4f20\u7edf\u7684\u9ad8\u7aef\u5b58\u50a8\u5c06\u548c\u5927\u578b\u673a\u4e00\u6837\uff0c\u4f1a\u5728\u8ffd\u6c42\u6781\u81f4\u53ef\u9760\u6027\u7684\u73af\u5883\u5360\u636e\u4e00\u5e2d\u4e4b\u5730;\u800c\u5168\u95ea\u5b58\u9635\u5217\uff0c\u5c06\u5728\u8ffd\u6c42\u6027\u80fd\u548c\u7a7a\u95f4\u7684\u573a\u5408\u593a\u53d6\u81ea\u5df1\u7684\u4efd\u989d;\u6df7\u5408\u9635\u5217\uff0c\u5e94\u7528\u573a\u666f\u66f4\u52a0\u5e7f\u6cdb\uff0c\u5728\u9700\u8981\u6027\u80fd\u548c\u5bb9\u91cf\u517c\u987e\u7684\u573a\u5408\uff0c\u66f4\u6709\u4f18\u52bf\u3002<\/p>\n<p>\u968f\u7740\u96c6\u7fa4\u67b6\u6784\u7684\u6210\u719f\uff0c\u5f88\u591a\u4e2d\u7aef\u5b58\u50a8\u91c7\u7528\u96c6\u7fa4\u6280\u672f\uff0c\u4e5f\u6740\u5165\u9ad8\u7aef\u5b58\u50a8\u7684\u9886\u57df\u3002\u4e2d\u7aef\u5b58\u50a8\u96c6\u7fa4\u7531\u4e8e\u53ef\u4ee5\u548c\u4e2d\u7aef\u5b58\u50a8\u5171\u7528\u8f6f\u786c\u4ef6\u5e73\u53f0\uff0c\u56e0\u6b64\u6210\u672c\u4e0a\u975e\u5e38\u5177\u6709\u6740\u4f24\u529b\u3002\u9884\u8ba1\u5f88\u591a\u5165\u95e8\u7ea7\u7684\u9ad8\u7aef\u5b58\u50a8\u5e02\u573a\u5c06\u88ab\u4e2d\u7aef\u5b58\u50a8\u7684\u96c6\u7fa4\u65b9\u5f0f\u6240\u62a2\u5360,2014\u5e743\u6708\u5168\u65b0\u53d1\u5e03\u7684\u6234\u5c14\u5b58\u50a8SC4000\u7cfb\u5217\u5373\u662f\u5178\u578b\u4ee3\u8868,\u4f5c\u4e3a\u91cd\u65b0\u5b9a\u4e49\u4f01\u4e1a\u7ea7\u5b58\u50a8\u7ecf\u6d4e\u6548\u76ca\u7684\u4f8b\u8bc1\uff0c\u6234\u5c14SC4000\u7cfb\u5217\u63d0\u4f9b\u4e86\u5927\u578b\u4f01\u4e1a\u7ea7\u5b58\u50a8\u7684\u9ad8\u7ea7\u529f\u80fd\uff0c\u4ece\u800c\u5e2e\u52a9\u4e2d\u578b\u4f01\u4e1a\u673a\u6784\u66f4\u5bcc\u7ade\u4e89\u529b\u3002<\/p>\n<p>3. 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