{"id":18055,"date":"2006-04-10T16:50:27","date_gmt":"2006-04-10T08:50:27","guid":{"rendered":""},"modified":"2006-04-10T16:50:27","modified_gmt":"2006-04-10T08:50:27","slug":"","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/18055.html","title":{"rendered":"\u8463\u552f\u5143\u5b58\u50a8\u4e13\u680f\uff1a\u70ed\u95e8\u5b58\u50a8\u6280\u672f\u5206\u6790\u4e4bSAS\u7b80\u4ecb\u7bc7"},"content":{"rendered":"<p><P>&nbsp;&nbsp;&nbsp;&nbsp;SAS\uff08Serial Attached 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SAS\u901a\u9053\u3002SAS\u6280\u672f\u4e0e\u5149\u7ea4\u901a\u9053\u4e00\u6837\uff0c\u90fd\u91c7\u75288\u4f4d\u523010\u4f4d\u7684\u7f16\u7801\u673a\u5236\uff0c12Gb\u7684\u7269\u7406\u5c42\u5e26\u5bbd\u6362\u7b97\u5230\u5e94\u7528\u5c42\u5c31\u662f1.2GB\/s\uff0c\u8fd9\u4e00\u6839\u7ebf\u5c31\u6bd4\u76ee\u524d\u4e3b\u6d41\u768464\u4f4d133MHz PCI-X\u603b\u7ebf\u8fd8\u8981\u5feb\u3002<br \/>\n<P align=center><IMG alt=\"\" src=\"\/STOR_IMAGES\/2006-04-10\/5828.jpg\" border=0><br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;SAS\u78c1\u76d8\u4e0a\u7684\u7aef\u53e3\u4e5f\u4e0e\u5e76\u884cSCSI\u6709\u5f88\u5927\u533a\u522b\uff0c\u5012\u662f\u8ddfSATA\u78c1\u76d8\u7684\u7aef\u53e3\u5916\u89c2\u975e\u5e38\u50cf\u3002\u63a5\u811a\u6700\u591a\u7684\u4e00\u7ec4\u662f\u7535\u6e90\u63a5\u53e3\uff0c\u63a5\u811a\u8f83\u5c11\u7684\u4e00\u7ec4\u662fSAS\u78c1\u76d8\u4e3b\u7aef\u53e3\uff0c\u4f4d\u7f6e\u90fd\u4e0eSATA\u78c1\u76d8\u7535\u6e90\u548c\u901a\u8baf\u7aef\u53e3\u5b8c\u5168\u4e00\u81f4\u3002SAS\u78c1\u76d8\u4e0eSATA\u78c1\u76d8\u63a5\u53e3\u7684\u552f\u4e00\u533a\u522b\u662fSAS\u78c1\u76d8\u8fd8\u6709\u7b2c\u4e8c\u4e2a\u5197\u4f59\u7aef\u53e3\uff0c\u800cSATA\u78c1\u76d8\u5219\u53ea\u6709\u4e00\u4e2a\u7aef\u53e3\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u8bf4\u5230\u8fd9\u91cc\uff0c\u7ec6\u5fc3\u7684\u8bfb\u8005\u4f1a\u53d1\u73b0\u4e00\u4e2a\u95ee\u9898\u3002\u65e2\u7136SAS\u78c1\u76d8\u4e0eSATA\u78c1\u76d8\u7684\u7aef\u53e3\u6570\u91cf\u90fd\u4e0d\u4e00\u81f4\uff0cSAS\u80cc\u677f\u53c8\u5982\u4f55\u5b8c\u6574\u7684\u517c\u5bb9SATA\u78c1\u76d8\u5462\uff1f<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u4e0d\u9519\uff0c\u5982\u679c\u5c06SATA\u78c1\u76d8\u76f4\u63a5\u63d2\u5165SAS\u80cc\u677f\uff0c\u90a3\u4e48\u80cc\u677f\u4e0a\u7684\u5197\u4f59\u7aef\u53e3\u5c06\u4f1a\u60ac\u7a7a\uff0c\u4e5f\u5c31\u662f\u8bf4SATA\u78c1\u76d8\u53ea\u8fde\u63a5\u5728\u4e00\u4e2a\u63a7\u5236\u5668\u4e0a\u3002\u8fd9\u6837\u867d\u7136\u9635\u5217\u63a7\u5236\u5668\u6216\u4e3b\u673a\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9bSATA\u78c1\u76d8\uff0c\u4f46\u4ece\u7ed3\u6784\u4e0a\u5c06\u65e0\u6cd5\u5b9e\u73b0\u5197\u4f59\u3002<br \/>\n<P align=center><IMG alt=\"\" src=\"\/STOR_IMAGES\/2006-04-10\/5829.jpg\" border=0><br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u4e3a\u6b64\uff0c\u4e00\u4e9b\u63d0\u4f9bSAS\u78c1\u76d8\u9635\u5217\u7684\u5382\u5546\uff0c\u5728\u517c\u5bb9SATA\u78c1\u76d8\u65f6\u90fd\u5728SATA\u78c1\u76d8\u6258\u67b6\u4e0a\u9644\u52a0\u4e00\u4e2a\u5c0f\u5c0f\u7684\u7535\u8def\u677f\uff0c\u6211\u4eec\u59d1\u4e14\u79f0\u4e4b\u4e3a&#8221;\u7aef\u53e3\u9009\u62e9\u5668&#8221;\u3002\u5176\u4f5c\u7528\u5c31\u662f\u5c06SATA\u78c1\u76d8\u4e0a\u7684\u5355\u7aef\u53e3\u4e0e\u4e24\u8defSAS\u540c\u65f6\u8fde\u63a5\uff0c\u4ece\u800c\u4fdd\u8bc1\u524d\u7aef\u63a7\u5236\u5668\u6216\u4e3b\u673a\u6545\u969c\u5207\u6362\u65f6\uff0cSATA\u78c1\u76d8\u4ecd\u7136\u80fd\u4fdd\u6301\u8fde\u63a5\u3002<br \/>\n<P align=center><IMG alt=\"\" src=\"\/STOR_IMAGES\/2006-04-10\/5830.jpg\" border=0><br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u5f53\u7136\u7269\u7406\u8fde\u63a5\u7684\u4e00\u81f4\uff0c\u53ea\u662fSAS\u517c\u5bb9SATA\u7684\u5fc5\u8981\u6761\u4ef6\u3002\u5b9e\u9645\u4e0a\uff0c\u5728\u6574\u4e2aSAS\u534f\u8bae\u6808\u4e2d\u4ece\u7269\u7406\u5c42\u5230\u5e94\u7528\u5c42\uff0c\u90fd\u8d2f\u7a7f\u7740\u4e00\u5957\u7528\u6765\u517c\u5bb9SATA\u7684\u534f\u8bae\u3002\u8fd9\u5957\u534f\u8bae\u88ab\u79f0\u4e3aSTP\uff08Serial ATA Tunneling Protocol\uff09\u5373&#8221;SATA\u96a7\u9053\u534f\u8bae&#8221;\u3002\u4ece\u8fd9\u4e2a\u547d\u540d\u5c31\u53ef\u4ee5\u770b\u51fa\uff0cSAS\u517c\u5bb9SATA\u7684\u65b9\u5f0f\u5176\u5b9e\u5c31\u662f\u5728\u4ece\u78c1\u76d8\u7aef\u5230\u4e3b\u673a\u7aef\u6574\u6761\u94fe\u8def\u4e0a\uff0c\u4e3aSATA\u78c1\u76d8\u7279\u5730\u5f00\u8f9f\u51fa\u4e00\u6761\u96a7\u9053\u3002<br \/>\n<P align=center><IMG alt=\"\" src=\"\/STOR_IMAGES\/2006-04-10\/5831.jpg\" border=0><br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u9664\u4e86\u7aef\u53e3\u8bbe\u8ba1\uff0cSAS\u548cSATA\u78c1\u76d8\u7684\u4f9b\u7535\u63a5\u53e3\u4e5f\u53ef\u80fd\u662f\u8bfb\u8005\u7684\u7591\u95ee\u3002\u5982\u679cSAS\u548cSATA\u63a5\u53e3\u4e2d\u5df2\u7ecf\u5305\u542b\u6709\u4f9b\u7535\u63a5\u811a\uff0c\u4f20\u7edf\u7684\u56db\u9488\u5f0f\u7535\u6e90\u662f\u5426\u8fd8\u6709\u7528\u5462\uff1f<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u5bf9\u78c1\u76d8\u9635\u5217\u6765\u8bf4\uff0c\u7b54\u6848\u663e\u7136\u662f\u6ca1\u6709\u3002\u5916\u7f6e\u78c1\u76d8\u9635\u5217\u65e9\u5728SCSI\u548cIDE\u5e74\u4ee3\uff0c\u5c31\u5df2\u7ecf\u4e0d\u4f7f\u7528\u56db\u9488\u5f0f\u7535\u6e90\u63a5\u53e3\u4e86\u3002\u4f46\u662f\u670d\u52a1\u5668\u5185\u90e8\u7684\u975e\u70ed\u63d2\u62d4\u78c1\u76d8\u4e00\u822c\u90fd\u91c7\u7528\u8fd9\u79cd\u63a5\u53e3\uff0c\u800c\u4e14\u76ee\u524d\u5e02\u9762\u4e0a\u4e00\u4e9bSATA\u78c1\u76d8\u4e5f\u5e26\u6709\u8fd9\u79cd\u7535\u6e90\u63a5\u53e3\u3002\u8fd9\u662f\u56e0\u4e3aSATA 1.0\u6807\u51c6\u521a\u521a\u9881\u5e03\u7684\u65f6\u5019\uff0c\u8fd8\u6ca1\u6709\u5b8c\u5168\u53d6\u4ee3\u56db\u9488\u7535\u6e90\u3002\u65e0\u6cd5\u6446\u8131\u56db\u9488\u5f0f\u7535\u6e90\uff0c\u5c31\u65e0\u6cd5\u76f4\u63a5\u652f\u6301\u70ed\u63d2\u62d4\uff0c\u56e0\u6b64SATA 1.0\u5728\u5f53\u65f6\u88ab\u5b9a\u4e49\u4e3a\u4ec5\u4e3b\u673a\u5185\u90e8\u8fde\u63a5\u7684\u534f\u8bae\uff0c\u4e0d\u652f\u6301\u5916\u90e8\u8fde\u63a5\u3002\u4e0d\u8fc7\u8fd9\u4e9b\u90fd\u5df2\u7ecf\u662f\u5386\u53f2\uff0c\u73b0\u5728\u7684SAS\u548cSATA II\u7248\u672c\u4e2d\uff0c\u56db\u9488\u7535\u6e90\u5b8c\u5168\u6ca1\u6709\u5b58\u5728\u7684\u5fc5\u8981\u3002<br \/>\n<P align=center><IMG alt=\"\" src=\"\/STOR_IMAGES\/2006-04-10\/5832.jpg\" border=0><br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u770b\u8fc7SAS\u8bbe\u5907\u5916\u89c2\uff0c\u6211\u4eec\u518d\u770b\u770bSAS\u5185\u90e8\u7684\u4e00\u4e9b\u5de5\u4f5c\u539f\u7406\u3002\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u5148\u641e\u6e05\u695a\u4e09\u4e2a\u540d\u8bcd&#8211;&#8220;\u8bbe\u5907&#8221;\uff08Device\uff09\u3001&#8221;\u7aef\u53e3&#8221;\uff08Port\uff09\u548c&#8221;phy&#8221;\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;&#8220;\u8bbe\u5907&#8221;\u5c31\u662f\u6307SAS\u8fde\u63a5\u672b\u7aef\u7684\u7269\u7406\u8bbe\u5907\uff0c\u53ef\u4ee5\u662f\u78c1\u76d8\uff0c\u4e5f\u53ef\u4ee5\u662f\u4e3b\u673a\u91cc\u7684SAS\u9002\u914d\u5668\uff0c\u4f46\u4e0d\u662fExpander\u8bbe\u5907\u3002\u6682\u65f6\u4e0d\u6653\u5f97Expander\u4e3a\u4f55\u7269\u7684\u8bfb\u8005\u4e0d\u8981\u7740\u6025\uff0c\u540e\u9762\u4f1a\u4ecb\u7ecd\u5230\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;&#8220;\u7aef\u53e3&#8221;\u662f\u534a\u7269\u7406\u534a\u903b\u8f91\u7684\u6982\u5ff5\u3002\u4e00\u65b9\u9762\uff0c\u6bcf\u4e2a\u7aef\u53e3\u90fd\u5bf9\u5e94\u4e00\u6761\u5b9e\u5b9e\u5728\u5728\u7684\u7269\u7406\u8fde\u63a5\u7ebf\uff1b\u53e6\u4e00\u65b9\u9762\uff0c\u6bcf\u4e2aSAS\u7aef\u53e3\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u768464\u4f4d\u5730\u5740\u3002\u8fd9\u4e2a\u5730\u5740\u7684\u683c\u5f0f\u8ddf\u5149\u7ea4\u901a\u9053\u91cc\u7684WWN\uff08\u4e25\u683c\u7684\u8bf4\uff0c\u5e94\u8be5\u662fWWPN\uff0cWWNN\u5bf9\u5e94\u7684\u66f4\u50cfSAS&#8221;\u8bbe\u5907&#8221;\u540d\uff09\u683c\u5f0f\u5b8c\u5168\u76f8\u540c\uff0c\u753124\u4f4d\u516c\u53f8\u6807\u5fd7\u548c40\u4f4d\u5382\u5546\u81ea\u5b9a\u4e49\u5b57\u6bb5\u6784\u6210\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;&#8220;phy&#8221;\u867d\u7136\u662f\u4e2a\u903b\u8f91\u6982\u5ff5\uff0c\u4f46\u529f\u80fd\u4e0a\u5f88\u50cf\u5149\u7ea4\u901a\u9053\u4e2d\u7684SFP\u3002\u5b83\u5bf9\u5e94\u7684\u662f\u4e00\u7ec4SAS\u534f\u8bae\u6536\u53d1\u5355\u5143\uff0c\u7531\u4e00\u4e2a\u53d1\u9001\u5668\u548c\u4e00\u4e2a\u63a5\u6536\u5668\u7ec4\u6210\u3002\u6bcf\u4e2aphy\u4e0e\u8fdc\u7aef\u7684\u53e6\u5916\u4e00\u4e2aphy\u8fde\u63a5\uff0c\u6784\u6210\u4e00\u53d1\u4e00\u6536\u4e24\u6761\u94fe\u8def\u3002SAS\u652f\u6301\u5168\u53cc\u5de5\uff0c\u5c31\u662f\u8bf4\u6bcf\u4e2aphy\u5728\u4ee53Gbps\u53d1\u9001\u7684\u540c\u65f6\uff0c\u8fd8\u53ef\u4ee5\u63a5\u65363Gbps\u7684\u6d41\u91cf\u3002<br \/>\n<P align=center><IMG alt=\"\" src=\"\/STOR_IMAGES\/2006-04-10\/5833.jpg\" border=0><br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u524d\u9762\u53ea\u662f\u7b80\u5355\u7684\u7f57\u5217\u51fa\u8bbe\u5907\u3001\u7aef\u53e3\u548cphy\u5404\u81ea\u7684\u5927\u81f4\u542b\u4e49\uff0c\u5f88\u591a\u95ee\u9898\u8fd8\u9700\u8981\u8fdb\u4e00\u6b65\u8bf4\u660e\u4e00\u4e0b\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u524d\u9762\u6211\u4eec\u5df2\u7ecf\u63d0\u5230\uff0c\u6bcf\u9897SAS\u78c1\u76d8\u53ef\u4ee5\u63d0\u4f9b\u4e24\u4e2aSAS\u8fde\u63a5\u3002\u90a3\u4e48\u8fd9\u4e24\u8defSAS\u8fde\u63a5\u662f\u540c\u4e00\u4e2a\u7aef\u53e3\u7684\u4e24\u4e2aphy\uff0c\u8fd8\u662f\u4e24\u4e2a\u72ec\u7acb\u7684\u7a84\u7aef\u53e3\u5462\uff1f\u7b54\u6848\u662f\u540e\u8005\u3002\u6bcf\u9897SAS\u78c1\u76d8\u4e0a\u6709\u4e24\u4e2aphy\uff0c\u8fd9\u4e24\u4e2aphy\u76f8\u4e92\u72ec\u7acb\uff0c\u88ab\u4e24\u4e2a\u4e0d\u540c\u7684\u7aef\u53e3\u4f7f\u7528\u3002\u518d\u660e\u786e\u70b9\u8bf4\uff0c\u6bcf\u9897SAS\u78c1\u76d8\u6709\u4e24\u4e2a\u5730\u5740\uff0c\u800c\u4e0d\u662f\u4e00\u4e2a\u3002\u8bb0\u4f4f\uff01\u6bcf\u4e2a\u5730\u5740\uff0c\u5c31\u5bf9\u5e94\u4e00\u4e2a\u7aef\u53e3\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u5730\u5740\u548c\u7aef\u53e3\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u8fd8\u80fd\u5e2e\u6211\u4eec\u8fa8\u6e05SAS\u6709\u6548\u8fde\u63a5\u3002Phy\u4e4b\u95f4\u8fde\u901a\uff0c\u5e76\u4e0d\u7b49\u4e8e\u7aef\u53e3\u4e4b\u95f4\u80fd\u591f\u6b63\u5e38\u901a\u8baf\u3002\u53ea\u6709\u5f53\u4e00\u4e2a\u7aef\u53e3\u4e2d\u6240\u6709phy\u90fd\u4e0e\u5bf9\u65b9\u7aef\u53e3\u4e2d\u7684phy\u8fde\u901a\u540e\uff0c\u4e24\u4e2a\u5bbd\u7aef\u53e3\u7684\u901a\u8baf\u624d\u80fd\u6b63\u5e38\u8fdb\u884c\u3002\u76ee\u524d\u5bbd\u7aef\u53e3\u4e2d\u6700\u5e38\u89c1\u7684\uff0c\u5c31\u662f\u524d\u9762\u63d0\u5230\u8fc7\u7684\u56db\u8def\u5bbd\u7aef\u53e3\uff0c\u4e0d\u8fc7\u4e00\u4e9bSAS\u9002\u914d\u5668\u5382\u5546\u6b63\u5728\u8bbe\u8ba1\u516b\u8def\u5bbd\u7aef\u53e3\uff0c\u672a\u6765\u53ef\u80fd\u4f1a\u51fa\u73b0\u5355\u6839\u7ebf\u7f062.4GBps\u751a\u81f34.8GBps\u7684SAS\u8fde\u63a5\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u8bf4\u5230SAS\u9002\u914d\u5668\uff0c\u8fd8\u6709\u4e2a\u6709\u8da3\u7684\u95ee\u9898\u3002\u76ee\u524d\u4e3b\u6d41SAS\u9002\u914d\u5668\u4e00\u822c\u652f\u63018\u4e2aphy\uff0c\u90a3\u4e48\u5927\u5bb6\u731c\u731c\u4e00\u822c\u9002\u914d\u5668\u652f\u6301\u591a\u5c11\u7aef\u53e3\u5730\u5740\u5462\uff1f\u7b54\u6848\u662f\u53ef\u4ee5\u52a8\u6001\u8bbe\u5b9a\u3002\u5f53\u9002\u914d\u5668\u7528\u6765\u8fde\u63a5\u5916\u90e8SAS\u8bbe\u5907\u65f6\uff0c\u9700\u8981\u7528\u5916\u90e8\u5bbd\u7aef\u53e3\uff0c\u8fd9\u65f6\u9002\u914d\u5668\u5c068\u4e2aphy\u5212\u5206\u6210\u4e24\u4e2a\u5bbd\u7aef\u53e3\uff0c\u652f\u6301\u4e24\u4e2a\u7aef\u53e3\u5730\u5740\u3002\u800c\u5f53\u9002\u914d\u5668\u8fde\u63a5\u5185\u90e8SAS\u78c1\u76d8\u65f6\uff0c\u6bcf\u4e2aphy\u5404\u81ea\u5c5e\u4e8e\u81ea\u5df1\u7684\u7aef\u53e3\uff0c\u9002\u914d\u5668\u5c06\u652f\u63018\u4e2a\u7aef\u53e3\u5730\u5740\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u81f3\u6b64\uff0c\u6211\u4eec\u867d\u7136\u660e\u786e\u4e86\u4e00\u4e9b\u5173\u4e8eSAS\u7684\u6280\u672f\u6982\u5ff5\uff0c\u4f46\u662f\u8fd8\u4e0d\u80fd\u8bf4\u5bf9SAS\u6280\u672f\u6709\u6240\u4e86\u89e3\u3002SAS\u6280\u672f\u7684\u91cd\u70b9\u90e8\u5206&#8211;Expander\u53ca\u5176\u5de5\u4f5c\u539f\u7406\uff0c\u624d\u662f\u719f\u6089SAS\u6280\u672f\u7684\u5173\u952e\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;SAS\u7684\u8fde\u63a5\u6a21\u5f0f\u4e0e\u5149\u7ea4\u901a\u9053\u7684Fabric\u4ea4\u6362\u5728\u5f88\u591a\u65b9\u9762\u5341\u5206\u76f8\u4f3c\u3002\u6bcf\u4e00\u4e2aSAS Expander\u5c31\u50cf\u4e00\u53f0\u5149\u7ea4\u901a\u9053\u4ea4\u6362\u673a\uff0c\u6574\u4e2a\u4ea4\u6362\u7ed3\u6784\u88ab\u79f0\u4e3a&#8221;\u57df&#8221;\uff08Domain\uff09\uff0c\u5176\u610f\u4e49\u8ddf\u5149\u7ea4\u901a\u9053\u6280\u672f\u4e2d\u7684&#8221;\u57df&#8221;\u51e0\u4e4e\u5b8c\u5168\u4e00\u6837\u3002\u5728\u5149\u7ea4\u901a\u9053Fabric\u4ea4\u6362\u7ed3\u6784\u4e2d\uff0c\u6bcf\u4e2a\u57df\u6709\u4e00\u4e2a\u4e3b\u6210\u5458\uff0c\u8d1f\u8d23\u7ef4\u62a4\u6574\u4e2a\u57df\u7684\u8def\u7531\u4fe1\u606f\u3002\u5728SAS\u57df\u4e2d\uff0c\u8d77\u4e2d\u5fc3\u4ea4\u6362\u4f5c\u7528\u7684Expander\u53eb\u505a&#8221;\u6247\u51faExpander&#8221;\uff08Fanout Expander\uff09\u3002SAS\u57df\u4e2d\u7684&#8221;\u6247\u51faExpander&#8221;\u65e2\u53ef\u4ee5\u76f4\u63a5\u8fde\u63a5\u7ec8\u7aef\u8bbe\u5907\uff0c\u4e5f\u80fd\u8fde\u63a5\u5176\u5b83&#8221;\u8fb9\u7f18Expander&#8221;\uff08Edge Expander\uff09\u3002\u552f\u4e00\u4e0e\u5149\u7ea4\u901a\u9053Fabric\u4e0d\u540c\u7684\u662f\uff0cSAS\u57df\u4e2d\u53ef\u4ee5\u6ca1\u6709&#8221;\u6247\u51faExpander&#8221;\uff0c\u800c\u5149\u7ea4\u901a\u9053Fabric\u57df\u5219\u4e0d\u80fd\u6ca1\u6709\u4e3b\u6210\u5458\u3002\u6ca1\u6709&#8221;\u6247\u51faExpander&#8221;\u7684SAS\u57df\uff0c\u6700\u591a\u53ea\u53ef\u4ee5\u6709\u4e24\u4e2a&#8221;\u8fb9\u7f18Expander&#8221;\u3002<br \/>\n<P align=center><IMG alt=\"\" src=\"\/STOR_IMAGES\/2006-04-10\/5834.jpg\" border=0><br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u7406\u8bba\u4e0a\uff0c\u6bcf\u4e2a&#8221;\u8fb9\u7f18Expander&#8221;\u53ef\u4ee5\u652f\u6301128\u4e2a\u7aef\u53e3\uff0c\u6bcf\u4e2aSAS\u57df\u53ef\u4ee5\u6709128\u4e2a&#8221;\u8fb9\u7f18Expander&#8221;\uff0c\u8fd9\u6837\u6bcf\u4e2aSAS\u57df\u4e2d\u6700\u591a\u53ef\u4ee5\u6709128 x 128 = 16384\u4e2a\u7aef\u53e3\u3002\u5f53\u7136\uff0c\u8fd9\u5e76\u4e0d\u662f\u8bf4\u6bcf\u4e2aSAS\u57df\u53ef\u4ee5\u8fde\u63a516384\u4e2a\u78c1\u76d8\u548cSAS\u9002\u914d\u5668\uff0c\u56e0\u4e3a&#8221;\u6247\u51faExpander&#8221;\u4e0e&#8221;\u8fb9\u7f18Expander&#8221;\u76f8\u8fde\u63a5\u65f6\uff0c\u4f1a\u5360\u7528\u4e00\u90e8\u5206\u7aef\u53e3\u3002\u5982\u679c128\u4e2a&#8221;\u8fb9\u7f18Expander&#8221;\u5168\u90e8\u8fde\u63a5\u5230&#8221;\u6247\u51faExpander&#8221;\uff0c\u5185\u90e8\u4e92\u8054\u81f3\u5c11\u8981\u5360\u7528256\u4e2a\u7aef\u53e3\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e00\u4e2aSAS\u57df\u7406\u8bba\u4e0a\u53ef\u4ee5\u8fde\u63a516384 &#8211; 256 = 16128\u4e2a\u7ec8\u7aefSAS\u8bbe\u5907\u3002\u5bf9\u6bd4\u5149\u7ea4\u73af\u8def126\u4e2a\u8bbe\u5907\u7684\u4e0a\u9650\uff0c16128\u8fd9\u4e2a\u6570\u5b57\u4ecd\u7136\u662f\u975e\u5e38\u53ef\u89c2\u3002<br \/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u4e00\u4e9b\u63a5\u89e6\u8fc7SAS\u5b58\u50a8\u4ea7\u54c1\u7684\u8bfb\u8005\uff0c\u53ef\u80fd\u6b64\u65f6\u4f1a\u5fc3\u5b58\u7591\u60d1\u3002\u4e3a\u4ec0\u4e48SAS\u5355\u57df\u5c31\u53ef\u4ee5\u652f\u6301\u5982\u6b64\u4f17\u591a\u8bbe\u5907\uff0c\u4f46\u5b9e\u9645\u5e94\u7528\u4e2d\u5374\u7ecf\u5e38\u770b\u5230\u591a\u57df\u6a21\u5f0f\u7684\u4ea7\u54c1\u5462\uff1f\u8fd9\u5176\u5b9e\u8ddf\u76ee\u524dSAS\u82af\u7247\u7684\u5236\u9020\u5de5\u827a\u6709\u5173\u3002\u5982\u679c\u60f3\u5236\u9020\u51fa\u4e00\u4e2a&#8221;\u6247\u51faExpander&#8221;\u6765\u652f\u6301128\u4e2a&#8221;\u8fb9\u7f18Expander&#8221;\u7684\u8fde\u63a5\uff0c\u90a3\u8fd9\u6b3e&#8221;\u6247\u51faExpander&#8221;\u81f3\u5c11\u8981\u652f\u6301128\u4e2aphy\uff08\u6bcf\u7aef\u53e3\u81f3\u5c11\u4e00\u4e2aphy\uff09\u3002\u800cExpander\u4e4b\u95f4\u7684\u4e92\u8054\u4e00\u822c\u5e94\u91c7\u7528\u81f3\u5c11\u56db\u8def\u5bbd\u7aef\u53e3\uff0c\u90a3\u5c31\u9700\u8981\u4e2d\u5fc3\u7684&#8221;\u6247\u51faExpander&#8221;\u652f\u63014 x 128 = 512\u4e2aphy\uff08\u6bcf\u7aef\u53e3\u56db\u4e2aphy\uff09\u3002\u800c\u73b0\u5728\u7684\u5b9e\u9645\u60c5\u51b5\u662fLSI\u516c\u53f8\u7684\u9996\u6b3eSAS\u82af\u7247\u53ea\u80fd\u652f\u630112\u4e2aphy\uff0c\u521a\u521a\u597d\u662f\u4e2a\u96f6\u5934\u3002\u867d\u7136SAS\u6280\u672f\u652f\u6301\u591a\u4e2aExpander\u82af\u7247\u7ec4\u6210\u4e00\u4e2a&#8221;Expander\u7ec4&#8221;\uff08Expander Set\uff09\u6765\u6a21\u62df\u4e00\u4e2aExpander\uff0c\u4f46\u8fc7\u591a\u7684\u82af\u7247\u65e0\u7591\u4f1a\u5728\u5236\u9020\u5de5\u827a\u548c\u6210\u672c\u65b9\u9762\u5e26\u6765\u9ebb\u70e6\u3002\u6b63\u662f\u57fa\u4e8e\u76ee\u524dSAS\u82af\u7247\u5de5\u827a\u6c34\u5e73\uff0c\u4e00\u4e9b\u78c1\u76d8\u9635\u5217\u5382\u5546\u5728\u8bbe\u8ba1\u9635\u5217\u6269\u5c55\u65f6\uff0c\u5927\u591a\u91c7\u7528\u591a\u57df\u7ed3\u6784\u3002\u867d\u7136\u5728\u8f6f\u4ef6\u8bbe\u8ba1\u4e0a\u8d39\u529b\u591a\u4e9b\uff0c\u4f46\u5374\u53ef\u4ee5\u907f\u5f00\u5355\u82af\u7247phy\u6570\u91cf\u6709\u9650\u7684\u95ee\u9898\u3002<br 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\/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;\u524d\u9762\u5df2\u7ecf\u63d0\u5230\uff0cSAS\u7aef\u53e3\u5730\u5740\u4e0e\u5149\u7ea4\u901a\u9053\u4e2d\u7684WWN\u683c\u5f0f\u51e0\u4e4e\u5b8c\u5168\u4e00\u6837\uff0c\u4f46\u5176\u4f7f\u7528\u65b9\u5f0f\u8fd8\u662f\u7565\u6709\u533a\u522b\u3002SAS\u57df\u4e2d\uff0c\u7aef\u53e3\u5730\u5740\u76f4\u63a5\u4f5c\u4e3a\u4ea4\u6362\u8def\u7531\u8868\u7684\u5185\u5bb9\uff0c\u6ca1\u6709\u4efb\u4f55\u8f6c\u6362\u8fc7\u7a0b\uff0c\u800c\u5149\u7ea4\u901a\u9053\u7684Fabric\u4ea4\u6362\u4e2d\u5e76\u4e0d\u76f4\u63a5\u91c7\u7528WWN\u5730\u5740\uff0c\u800c\u662f\u8981\u7ecf\u8fc7\u4e00\u4e2a\u8f6c\u6362\u8fc7\u7a0b\uff0c\u7531\u540d\u5b57\u670d\u52a1\u5668\u5bf9\u6bcf\u4e2a\u8bbe\u5907\u4e8c\u6b21\u5206\u53d1\u8def\u7531\u5730\u5740\u3002\u5149\u7ea4\u901a\u9053\u4e4b\u6240\u4ee5\u8fd9\u6837\u8bbe\u8ba1\u539f\u56e0\u5f88\u660e\u663e\uff0c\u56e0\u4e3a\u5728Fabric\u4ea4\u6362\u4e2d\u8981\u652f\u6301\u73af\u8def\u8bbe\u5907\uff0c\u6240\u4ee5\u4e0d\u5f97\u4e0d\u517c\u987e\u5404\u79cd\u7f16\u5740\u3002\u5b9e\u9645\u4e0a\u5728\u5149\u7ea4\u901a\u9053\u4ea4\u6362\u57df\u4e2d\uff0c\u6bcf\u4e2a\u8bbe\u5907\u8981\u7ecf\u8fc7\u4e09\u5c42\u767b\u9646\uff08FLOGI\u3001PLOGI\/LOGO\u3001PRLI\/PRLO\uff09\u624d\u80fd\u63a5\u5165\u57df\u4e2d\u3002\u8fd9\u9887\u50cf\u4e00\u4e2a\u81c3\u80bf\u7684\u5b98\u50da\u673a\u6784\uff0c\u867d\u7136\u4f53\u7cfb\u5e9e\u5927\uff0c\u5374\u6548\u7387\u4f4e\u4e0b\u3002\u800cSAS\u6280\u672f\u820d\u5f03\u4e86\u5149\u7ea4\u901a\u9053\u4e2d\u7684\u4ef2\u88c1\u73af\u673a\u5236\uff0c\u4ece\u800c\u5927\u5927\u7b80\u5316\u4e86\u4ea4\u6362\u4e0e\u5730\u5740\u7684\u5173\u7cfb\u3002\u5728SAS\u57df\u4e2d\uff0c\u518d\u4e5f\u4e0d\u9700\u8981\u5173\u5fc3\u90a3\u4e9b\u607c\u4eba\u7684\u7e41\u6587\u7f1b\u8282\u4e86\u3002<br 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\/>\n<P>&nbsp;&nbsp;&nbsp;&nbsp;SAS\u4e0e\u5149\u7ea4\u901a\u9053\u76f8\u6bd4\uff0c\u6700\u660e\u663e\u7684\u6280\u672f\u4f18\u52bf\u5728\u4e8e\u8fde\u63a5\u5e26\u5bbd\u3002\u7b80\u5355\u4ece\u6570\u5b57\u4e0a\u770b\uff0c3Gb\u7684SAS\u4f3c\u4e4e\u4e0d\u53ca4Gb\u7684\u5149\u7ea4\u901a\u9053\uff0c\u4f46\u5149\u7ea4\u901a\u9053\u6280\u672f\u4e2d\u7aef\u53e3\u5df2\u7ecf\u662f\u6700\u57fa\u672c\u7684\u903b\u8f91\u5355\u5143\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e24\u4e2a\u7269\u7406\u7aef\u53e3\u95f4\u7684\u8fde\u63a5\u5c31\u53ea\u53ef\u80fd\u662f4Gb\u5e26\u5bbd\u3002\u800cSAS\u5219\u5de7\u5999\u7684\u5728\u7aef\u53e3\u4e2d\u5f15\u5165phy\u8fd9\u4e2a\u65b0\u7684\u903b\u8f91\u5355\u5143\uff0c\u4e24\u4e2aphy\u4e4b\u95f4\u7684\u4e92\u8054\u5e26\u5bbd\u4e3a3Gb\uff0c\u6bcf\u7aef\u53e3\u53ef\u4ee5\u5305\u542b4\u4e2a\u62168\u4e2aphy\u4e4b\u591a\uff0c\u8fd9\u6837\u4e24\u4e2aSAS\u7aef\u53e3\u4e4b\u95f4\u7684\u8fde\u63a5\u5f88\u5bb9\u6613\u8fbe\u523012Gb\u751a\u81f324Gb\u8d85\u9ad8\u5e26\u5bbd\u3002<br 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