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\u67d0\u4e9b\u5b58\u50a8\u6280\u672f(\u5982rsync\uff0cDFSR)\uff0c\u5728\u51fa\u73b0\u9519\u8bef\u7684\u65f6\u5019\u5c31\u4f1a\u6709\u6570\u636e\u635f\u5931\u7684\u98ce\u9669\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5b58\u50a8\u6280\u672f\u7684\u6539\u53d8\u4e0d\u53ef\u907f\u514d\u3002\u65b0\u7684\u6280\u672f\u5f80\u5f80\u88ab\u8ba4\u4e3a\u662f\u9ad8\u53ef\u7528\u6027\u6280\u672f\uff0c\u4e0e\u88ab\u6ee5\u7528\u7684\u5bb9\u9519\u5b58\u50a8\u6280\u672f\u53ef\u4e0d\u540c\u3002<\/p>\n

\u5bf9\u4e8e\u9ad8\u53ef\u7528\u8bbe\u5907\u6765\u8bf4\uff0c\u6570\u636e\u7684\u635f\u5931\u662f\u4e0d\u53ef\u63a5\u53d7\u7684\u3002\u73b0\u5728\u6211\u4eec\u8981\u8bf4\u7684\u5c31\u662f\u771f\u6b63\u7684\u5bb9\u9519\u3002\u5728\u5b58\u50a8\u4ea7\u54c1\u4e0a\uff0c\u5219\u5305\u62ecRAID(\u6216\u8005ZFS)\u8fd8\u6709\u5404\u79cd\u5f62\u5f0f\u7684\u96c6\u7fa4\u3002\u4e00\u4e2a\u6765\u81ea\u4e3b\u8981\u5382\u5546\u7684\u5408\u9002\u7684\u5b58\u50a8\u9886\u57df\u7684\u7f51\u7edc(SAN)\u53ef\u80fd\u4f1a\u5305\u62ec\u4e00\u79cd\u6216\u591a\u79cd\u6280\u672f\uff0c\u6709\u65f6\u8fd8\u53ef\u4ee5\u548c\u7528\u6237\u81ea\u5df1\u7684\u6280\u672f\u5f3a\u5f3a\u8054\u5408\u3002<\/p>\n

RAID\u539f\u6765\u662f\u76f8\u5f53\u5f97\u5fae\u4e0d\u8db3\u9053\uff0c\u4f46\u662f\u90a3\u6bb5\u60e8\u6de1\u7684\u5c81\u6708\u5df2\u7ecf\u8fc7\u53bb\u4e86\u3002RAID\u628a\u591a\u4e2a\u786c\u76d8\u96c6\u4e2d\u5230\u4e00\u4e2a\u5377\u4e2d\uff0c\u6839\u636eRAID\u7684\u6c34\u5e73\uff0c\u5b9e\u73b0\u76f8\u5e94\u7684\u5e94\u5bf9\u786c\u76d8\u6545\u969c\u7684\u80fd\u529b\u3002\u8003\u8651\u5230\u786c\u76d8\u7684\u5927\u5c0f(\u5f53\u7136\u4e5f\u6709\u5176\u5b83\u56e0\u7d20)\uff0cRAID5\u73b0\u5728\u7ecf\u5e38\u51fa\u73b0\u5728\u67d0\u4e9b\u5e94\u7528\u4e2d\uff0c\u800c\u5b83\u7684\u540e\u7ee7\u8005\uff0cRAID6\uff0c\u4e5f\u9a6c\u4e0a\u5c31\u8981\u5230\u6765\u4e86\u3002<\/p>\n

\u5f53\u7136\uff0c\u6211\u5728\u8fd9\u91cc\u8981\u63d0\u4e00\u4e0b\u81f4\u547d\u7684\u4e0d\u53ef\u6062\u590d\u8bfb\u53d6\u9519\u8bef(URE)\u3002\u8fd9\u4e2a\u4e1c\u897f\u51e0\u4e4e\u53ef\u4ee5\u51fa\u73b0\u5728\u4f60\u7684\u4efb\u4f55\u786c\u76d8\u4e2d\uff0c\u800c\u4e14\u786c\u76d8\u81ea\u5df1\u4fa6\u6d4b\u4e0d\u5230\uff0c\u63a7\u5236\u5668\u5143\u4ef6\u4e5f\u68c0\u67e5\u4e0d\u51fa\u6765\u3002\u5f88\u591a\u60c5\u51b5\u53ef\u4ee5\u5f15\u53d1URE\uff0c\u6709\u4e9b\u4f60\u6839\u672c\u65e0\u80fd\u4e3a\u529b(\u6bd4\u5982\u5b87\u5b99\u5c04\u7ebf\u7684\u5f71\u54cd)\u3002RAID\u6280\u672f\u53ef\u4ee5\u8ba9\u4f60\u627f\u53d7\u786c\u76d8\u51fa\u73b0\u6545\u969c\uff0c\u4f46\u662f\u5982\u679c\u4f60\u5728\u91cd\u5efa\u8fc7\u7a0b\u4e2d\uff0c\u5728\u4e00\u4e2a\u770b\u8d77\u6765“\u5f88\u597d”\u7684\u786c\u76d8\u4e2d\uff0c\u4e0d\u5de7\u78b0\u5230\u4e86URE\uff0c\u90a3\u4f60\u5c31\u60e8\u4e86\u3002<\/p>\n

\u4f46\u8fd9\u5e76\u4e0d\u662f\u4e16\u754c\u672b\u65e5\uff0c\u8fd9\u4e2a\u95ee\u9898\u65e9\u5df2\u88ab\u4eba\u4eec\u719f\u77e5\uff0c\u4eba\u4eec\u9488\u5bf9\u5b83\u4e5f\u7814\u7a76\u4e86\u5404\u79cd\u65b9\u6cd5\u3002\u4f60\u662f\u4e0d\u662f\u4f1a\u78b0\u5230URE\uff0c\u53d6\u51b3\u4e8e\u4f60\u4f7f\u7528\u7684\u786c\u76d8\u7684\u8d28\u91cf\u3002\u5982\u679c\u4f60\u4f7f\u7528\u4f4e\u7aef\u7684SATA\u786c\u76d8\uff0c\u90a3\u4f60\u9700\u8981\u8003\u8651\u91c7\u7528RAID5\uff0cRAID0\u5c31\u7b97\u4e86(\u90a3\u6837\u7edd\u5bf9\u4e0d\u5b89\u5168)\uff0cRAID6\u4e5f\u53ef\u4ee5\u8003\u8651\uff0c\u4f46\u5e94\u8be5\u4f5c\u4e3a\u4e34\u65f6\u8865\u4e01\u76f4\u5230\u4f60\u628a\u6570\u636e\u8f6c\u79fb\u5230\u66f4\u53ef\u9760\u7684\u4e1c\u897f\u4e0a\u3002<\/p>\n

<\/div>\n
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\u786c\u76d8\u7684\u8d28\u91cf\u8d8a\u597d——\u6bd4\u5982\u8bf4SAS\u786c\u76d8\uff0c\u6216\u8005\u5149\u7ea4\u901a\u9053\u7684\u786c\u76d8——\u5b83\u4eec\u7684URE\u7387\u5c31\u8d8a\u4f4e\u3002\u5728\u4f60\u91cd\u5efa\u5b58\u50a8\u7cfb\u7edf\u65f6\uff0c\u8fd9\u4e9b\u786c\u76d8\u80fd\u663e\u8457\u51cf\u5c11\u707e\u96be\u6027\u9635\u5217\u6545\u969c\u7684\u673a\u4f1a\uff0c\u800c\u4e14\u8fd8\u4f1a\u8ba9\u4f60\u7684\u9635\u5217\u4f7f\u7528\u5bff\u547d\u5ef6\u957f\u3002\u4e00\u4e2a\u597d\u7684\u786c\u4ef6RAID\u63a7\u5236\u5668\u53ef\u4ee5\u5728RAID6\u4e2d\u5e94\u5bf9URE\uff0c\u5e76\u5728\u5468\u56f4\u505a\u51fa\u6807\u6ce8\u3002\u5728RAID6\u4e2d\uff0c\u5728\u540c\u4e00\u65f6\u523b\uff0c\u5728\u4e24\u4e2a\u786c\u76d8\u4e2d\uff0c\u5728\u4e24\u4e2a\u6807\u6ce8\u533a\u57df\u53d1\u751fURE\u7684\u51e0\u7387\u975e\u5e38\u5c0f\u3002<\/p>\n
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\u6765\u81eaSun\u7684ZFS<\/strong><\/p>\n
ZFS\u611f\u89c9\u50cf\u662f\u7531\u75af\u5b50\u8bbe\u8ba1\u51fa\u6765\u7684\u6587\u4ef6\u7cfb\u7edf\u3002\u5b83\u8fd8\u88ab\u8ba4\u4e3a\u80fd\u53d6\u4ee3RAID\u3002\u5b83\u7684\u771f\u5b9e\u7684\u4fdd\u8bc1\u6570\u636e\u5b8c\u6574\u6027\u7684\u6280\u672f\u5df2\u7ecf\u8fdc\u8fdc\u8d85\u51fa\u4e86\u672c\u6587\u6240\u8981\u8ba8\u8bba\u7684\u8303\u56f4\uff0c\u4f46\u662f\u636e\u8bf4\u5b83\u80fd\u627f\u53d7\u4e09\u500d\u7684\u786c\u76d8\u6545\u969c\uff0c\u66f4\u80fd\u4e0eURE\u8840\u6218\u5230\u5e95\u3002\u5b83\u90a3\u51e0\u4e4e\u5982\u540c\u9b54\u6cd5\u822c\u7684\u6570\u636e\u5b8c\u6574\u6027\u4fdd\u969c\u80fd\u529b\u4f7f\u4eba\u4eec\u5728\u4f7f\u7528ZFS\u65f6\u53ea\u9700\u8981\u6ce8\u610f\u4e00\u70b9\uff1a\u5728\u4efb\u4f55\u60c5\u51b5\u4e0b\uff0c\u6c38\u8fdc\u6c38\u8fdc\u90fd\u4e0d\u8981\u5bf9ZFS\u6492\u8c0e\u3002<\/p>\n
\u4e0d\u8981\u5728\u865a\u62df\u78c1\u76d8(\u8d85\u7ea7\u76d1\u7ba1\u7a0b\u5e8f\u521b\u5efa\u7684\uff0cISCSI\u6216FCoE)\u4e0a\u4f7f\u7528ZFS\uff0c\u4e5f\u4e0d\u8981\u5728\u786c\u4ef6RAID\u4e0a\u4f7f\u7528\u3002ZFS\u5fc5\u987b\u5b8c\u5168\u900f\u660e\u5730\u63a7\u5236\u786c\u4ef6\u3002\u53ef\u4ee5\u4f7f\u7528\u50cfVMware“\u539f\u59cb\u8bbe\u5907\u6620\u5c04”\u90a3\u6837\u7684\u529f\u80fd\uff0c\u4f46\u8981\u4fdd\u8bc1\u4f60\u6620\u5c04\u7684\u662f\u672c\u5730\u786c\u76d8\u3002<\/p>\n
\u4e00\u4e9b\u7ba1\u7406\u5458\u5728\u65e0\u8bba\u4ec0\u4e48\u6837\u7684\u786c\u4ef6RAID\u4e0a\u8fd0\u884cZFS\u90fd\u7981\u6b62ZFS Intent Log\uff0c\u540c\u65f6\u8fd8\u914d\u7f6e\u786c\u4ef6\u63a7\u5236\u5668\u5ffd\u7565ZFS\u7684\u5237\u65b0\u78c1\u76d8\u4e0a\u6570\u636e\u7684\u547d\u4ee4\u3002\u8fd9\u5c31\u53ef\u4ee5\u8ba9RAID\u63a7\u5236\u5668\u51b3\u5b9a\u786c\u76d8\u7684\u5237\u65b0\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f9d\u9760\u7535\u6c60\u6765\u5e94\u5bf9\u7535\u529b\u4e2d\u65ad\u3002<\/p>\n
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\u6765\u81ea\u5fae\u8f6f\u7684ReFS<\/strong><\/p>\n
\u5fae\u8f6f\u7684ReFS\u88ab\u8ba4\u4e3a\u662f\u5bf9ZFS\u7684\u56de\u5e94\u3002\u6211\u5728\u8fd9\u91cc\u5f97\u8bf4\u6e05\u695a\uff1a\u8fd9\u7edd\u4e0d\u662f\u6307\u5f62\u72b6\u6216\u5f62\u5f0f\u3002ReFS\u76f8\u5bf9\u4e8eNTFS\u6765\u8bf4\u662f\u4e2a\u5de8\u5927\u7684\u8fdb\u6b65\uff0c\u4f46\u662f\u8fd8\u6709\u8bb8\u591a\u4e0d\u8db3\u3002\u4ee4\u4eba\u5145\u6ee1\u671f\u5f85\u7684\u662f\uff0c\u5fae\u8f6f\u7684\u5f39\u6027\u5b58\u50a8\u6280\u672f\u53ef\u4ee5\u5f25\u8865\u4e0d\u6b62\u4e00\u4e2a\u786c\u76d8\u6545\u969c\u7684\u635f\u5931\uff0c\u4f46\u662f\u76ee\u524d\u6765\u770b\uff0c\u6211\u4e2a\u4eba\u8ba4\u4e3a\u5b83\u8fd8\u4ec5\u4ec5\u662f\u4e2a\u6280\u672f\u5c55\u793a\u3002<\/p>\n
ReFS\u548cStorage Spaces\u9700\u8981\u6574\u5408\u5728\u4e00\u8d77\uff0c\u79ef\u7d2f\u4e00\u4e9b\u7528\u6237\u57fa\u7840\uff0c\u8fd9\u6837\u5b83\u4eec\u518d\u53bb\u6b63\u9762\u6311\u6218ZFS\u3002\u5728\u76ee\u524d\u7684\u60c5\u51b5\u4e0b\uff0c\u5c31\u5728\u8fd9\u4e2a\u9886\u57df\u4e2d\uff0c\u5fae\u8f6f\u7684\u7ba1\u7406\u5458\u5728\u5176\u670d\u52a1\u5668\u4e2d\u4f7f\u7528\u672c\u5730\u5b58\u50a8\uff0c\u6700\u597d\u8fd8\u662f\u4f7f\u7528\u786c\u4ef6RAID\u3002<\/p>\n
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RAIN\u662f\u4e00\u4e2a\u5197\u4f59\u7684(\u6216\u53ef\u9760\u7684)\u5ec9\u4ef7\u8282\u70b9\u9635\u5217\u3002\u7b80\u800c\u8a00\u4e4b\uff0cRAIN\u53ef\u4ee5\u8de8\u8d8a\u591a\u4e2a\u4e2a\u4eba\u7535\u8111\u590d\u5236\u4f60\u7684\u6570\u636e\u4ece\u800c\u8fdb\u884c\u5197\u4f59\u3002<\/p>\n
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