{"id":31642,"date":"2013-02-18T00:00:00","date_gmt":"2013-02-17T16:00:00","guid":{"rendered":""},"modified":"2013-02-18T00:00:00","modified_gmt":"2013-02-17T16:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/31642.html","title":{"rendered":"EMC PowerPath\u591a\u8def\u5f84\u8f6f\u4ef6\u529f\u80fd\u6982\u89c8"},"content":{"rendered":"<p>PowerPath\u662f\u57fa\u4e8e\u4e3b\u673a\u7684\u7528\u4e8e\u667a\u80fd\u5730\u7ba1\u7406\u591a\u8def\u5f84I\/O\u7684\u8f6f\u4ef6\u3002PowerPath\u53ef\u5b9e\u73b0\u591a\u8def\u5f84\u3001\u81ea\u52a8\u6545\u969c\u5207\u6362\u4ee5\u53ca\u52a8\u6001\u8d1f\u8f7d\u5747\u8861\uff0c\u53ef\u7528\u4e8e\u7ba1\u7406Symmetrix\uff0cClariion\uff0c\u4ee5\u53ca\u7b2c\u4e09\u65b9\u5b58\u50a8\u9635\u5217\u3002<\/p>\n<p>\u672c\u6587\u4e3b\u8981\u4ecb\u7ecdEMC\u591a\u8def\u5f84\u63a7\u5236\u8f6f\u4ef6PowerPath\u7684\u529f\u80fd\u3002<\/p>\n<p><strong>\u4ec0\u4e48\u662fPowerPath:<\/strong><\/p>\n<p>PowerPath\u662f\u57fa\u4e8e\u4e3b\u673a\u7684\u7528\u4e8e\u667a\u80fd\u5730\u7ba1\u7406\u591a\u8def\u5f84I\/O\u7684\u8f6f\u4ef6\u3002PowerPath\u53ef\u5b9e\u73b0\u591a\u8def\u5f84\u3001\u81ea\u52a8\u6545\u969c\u5207\u6362\u4ee5\u53ca\u52a8\u6001\u8d1f\u8f7d\u5747\u8861\uff0c\u53ef\u7528\u4e8e\u7ba1\u7406Symmetrix\uff0cClariion\uff0c\u4ee5\u53ca\u7b2c\u4e09\u65b9\u5b58\u50a8\u9635\u5217\u3002<\/p>\n<p>\u8def\u5f84(Path)\u6307\u7684\u662f\u5728\u4e3b\u673a\u4e0e\u5b58\u50a8\u7cfb\u7edf\u903b\u8f91\u5355\u5143(Logical Unit,  LU)\u4e4b\u95f4\u7684\u7269\u7406\u8def\u7ebf\u3002\u5305\u62ec\u4e3b\u673a\u603b\u7ebf\u9002\u914d\u5668(HBA)\u7aef\u53e3\uff0c\u7535\u7f06\uff0c\u4ea4\u6362\u673a\uff0c\u5b58\u50a8\u7cfb\u7edf\u63a5\u53e3\u548c\u7aef\u53e3\uff0c\u4ee5\u53caLU\u3002LU\u6307\u53ef\u4f5c\u4e3a\u5355\u4e00\u5b58\u50a8\u5377\u88ab\u5bfb\u5740\u7684\u7269\u7406\u6216\u865a\u62df\u8bbe\u5907\u3002\u5bf9\u4e8eiSCSI\u6807\u51c6\uff0c\u8def\u5f84\u6307Initiator-Target-LUN\u3002<\/p>\n<p>PowerPath\u652f\u6301\u5bf9\u4e00\u4e2a\u903b\u8f91\u8bbe\u5907\u7684\u591a\u8def\u5f84\u8fde\u63a5\uff0c\u4f7f\u7528PowerPath\u53ef\u63d0\u4f9b\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n<p>\u786c\u4ef6\u6545\u969c\u53d1\u751f\u65f6\u81ea\u52a8\u6545\u969c\u5207\u6362\u3002PowerPath\u81ea\u52a8\u68c0\u6d4b\u5230\u8def\u5f84\u6545\u969c\u5e76\u5c06I\/O\u91cd\u5b9a\u5411\u81f3\u53e6\u4e00\u6761\u8def\u5f84\u3002<\/p>\n<p>\u52a8\u6001\u591a\u8def\u5f84\u8d1f\u8f7d\u5747\u8861\u3002PowerPath\u5c06\u5bf9\u4e00\u4e2a\u903b\u8f91\u8bbe\u5907\u7684I\/O\u8bf7\u6c42\u5206\u5e03\u4e8e\u6240\u6709\u53ef\u7528\u8def\u5f84\uff0c\u56e0\u6b64\u63d0\u5347\u4e86I\/O\u6027\u80fd\u5e76\u51cf\u5c11\u4e86\u7ba1\u7406\u65f6\u95f4\uff0c\u5e76\u7531\u4e8e\u65e0\u9700\u5728\u903b\u8f91\u8bbe\u5907\u4e4b\u95f4\u9759\u6001\u914d\u7f6e\u8def\u5f84\u800c\u51cf\u5c11\u4e86\u6545\u969c\u505c\u673a\u65f6\u95f4\u3002<\/p>\n<p><strong>\u591a\u8def\u5f84\u529f\u80fd\uff1a<\/strong><\/p>\n<p>PowerPath\u53ef\u901a\u8fc7\u591a\u4e2a\u7aef\u53e3\u8fde\u63a5\u5230\u903b\u8f91\u8bbe\u5907\u3002\u7528\u6237\u53ef\u4f7f\u7528\u4e24\u4e2a\u6216\u66f4\u591a\u63a5\u53e3\u5c06\u903b\u8f91\u8bbe\u5907\u914d\u7f6e\u4e3a\u5171\u4eab\u8bbe\u5907\u3002\u901a\u8fc7\u6b64\u65b9\u5f0f\uff0c\u6240\u6709\u903b\u8f91\u8bbe\u5907\u5728\u6240\u6709\u7aef\u53e3\u53ef\u89c1\uff0c\u4ece\u800c\u63d0\u5347\u4e86\u53ef\u7528\u6027\u3002<\/p>\n<p>\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u6ca1\u6709PowerPath\u7684\u60c5\u51b5\u4e0b\uff0c\u4e3b\u673a\u7684SCSI\u9a71\u52a8\u5c06\u65e0\u6cd5\u901a\u8fc7\u591a\u8def\u5f84\u8fde\u63a5\u5230\u4e00\u4e2a\u903b\u8f91\u8bbe\u5907\u3002\u8fd9\u662f\u7531\u4e8e\u5927\u591a\u6570\u64cd\u4f5c\u7cfb\u7edf\u5c06\u4e00\u6761\u8def\u5f84\u770b\u4f5c\u4e00\u4e2a\u72ec\u7279\u7684\u903b\u8f91\u8bbe\u5907\uff0c\u5c3d\u7ba1\u5728\u591a\u6761\u8def\u5f84\u8fde\u63a5\u5230\u540c\u4e00\u903b\u8f91\u8bbe\u5907\u7684\u60c5\u51b5\u4e0b\u4e5f\u662f\u5982\u6b64\u3002\u8fd9\u4f1a\u5bfc\u81f4\u7cfb\u7edfcrash\u65f6\u6570\u636e\u7684\u4e22\u5931\u3002\u800cPowerPath\u6392\u9664\u4e86\u8fd9\u6837\u7684\u9650\u5236\u3002<\/p>\n<p> <img decoding=\"async\" src=\"http:\/\/image.doit.com.cn\/uploadpic\/2013\/0218\/4103281.jpg\" border=\"0\" \/> <\/p>\n<p>\u4f7f\u7528PowerPath\u7684\u60c5\u51b5\u4e0b\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u591a\u6761\u8def\u5f84\u8fde\u63a5\u5230\u903b\u8f91\u8bbe\u5907\u4ece\u800c\u5b9e\u73b0\u4e3b\u673a\u548c\u5b58\u50a8\u7aef\u53e3\u7684\u5171\u4eab\u3002\u4f7f\u7528Fabric\u914d\u7f6e\u7684\u5171\u4eab\u8def\u5f84\u6570\u91cf\u4f1a\u66f4\u591a\u3002\u4f8b\u5982\uff0c\u4e3b\u673a\u5177\u67094\u4e2aHBA\u901a\u8fc7Fabric\u8fde\u63a5\u5230\u4e3b\u673a\u76844\u4e2a\u7aef\u53e3100\u4e2a\u903b\u8f91\u8bbe\u5907\u4e0a\uff0cPowerPath\u7ba1\u74061600\u6761\u8def\u5f84\u3002(4HBAs  X 4Fas x 100 logical devices = 1600)\u3002<\/p>\n<div style=\"text-align: center\"><img decoding=\"async\" src=\"http:\/\/image.doit.com.cn\/uploadpic\/2013\/0218\/4218471.jpg\" border=\"0\" \/><\/div>\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u4e24\u4e2a\u903b\u8f91\u8bbe\u5907\u90fd\u53ef\u901a\u8fc7\u4e24\u4e2a\u63a5\u53e3\u7aef\u53e3\u8bbf\u95ee\uff0c\u4ece\u800c\u903b\u8f91\u8bbe\u5907\u7684I\/O\u53ef\u5728\u591a\u6761\u8def\u5f84\u4e0a\u5206\u6d41\u3002\u4e0a\u56fe\u4e2d\uff0c\u4e24\u6761\u8def\u5f84\u8fde\u63a5\u5230\u903b\u8f91\u8bbe\u59070\u540c\u65f6\u4e24\u6761\u8fde\u63a5\u5230\u903b\u8f91\u8bbe\u59071.   <\/p>\n<p>PowerPath\u5229\u7528\u4e86\u5b58\u50a8\u7cfb\u7edf\u7684\u591a\u8def\u5f84\u6027\u80fd\uff0c\u5728\u4e3b\u673a\u548c\u903b\u8f91\u8bbe\u5907\u95f4\u63d0\u4f9b\u8d1f\u8f7d\u5747\u8861\u6216\u9632\u8def\u5f84\u6545\u969c\u7684\u529f\u80fd\u3002\u4ece\u800cPowerPath\u80fd\u591f\uff1a<\/p>\n<p>\u901a\u8fc7\u5728\u591a\u6761\u8def\u5f84\u53d1\u9001I\/O\u8bf7\u6c42\u5230\u540c\u4e00\u903b\u8f91\u8bbe\u5907\u589e\u52a0I\/O\u541e\u5410\u91cf\u3002<\/p>\n<p>\u901a\u8fc7\u5c06I\/O\u8bf7\u6c42\u4ece\u4e00\u6761\u6545\u969c\u8def\u5f84\u91cd\u5b9a\u5411\u81f3\u53e6\u4e00\u5de5\u4f5c\u8def\u5f84\u9632\u6b62\u6570\u636e\u4e22\u5931\u3002<\/p>\n<p><strong>\u52a8\u6001\u8d1f\u8f7d\u5747\u8861:<\/strong><\/p>\n<p>PowerPath\u901a\u8fc7\u52a8\u6001\u8d1f\u8f7d\u5747\u8861\u5728\u7ef4\u6301\u6700\u5927\u6027\u80fd\u7684\u540c\u65f6\u964d\u4f4e\u7ba1\u7406\u6210\u672c\uff0c\u5b83\u7684\u8bbe\u8ba1\u76ee\u7684\u662f\u5728\u6240\u6709\u65f6\u95f4\u4f7f\u7528\u6240\u6709\u8def\u5f84\u3002PowerPath\u5c06\u5bf9\u4e00\u4e2a\u903b\u8f91\u8bbe\u5907\u7684I\/O\u5206\u5e03\u5728\u6240\u6709\u53ef\u7528\u8def\u5f84\u4e0a\uff0c\u800c\u4e0d\u662f\u8ba9\u4e00\u6761\u8def\u5f84\u627f\u62c5\u6240\u6709\u7684I\/O\u8d1f\u8377\u3002(\u5bf9\u4e8eactive-passive\u5b58\u50a8\u7cfb\u7edf\uff0c\u6bcf\u4e00\u4e2a\u903b\u8f91\u8bbe\u5907\u7684\u53ef\u7528\u8def\u5f84\u6307\u7684\u662f\u90a3\u4e9b\u8fde\u63a5\u5230active  SP\u7684\u8def\u5f84\u3002)<\/p>\n<p>PowerPath\u5728host-by-host\u57fa\u7840\u4e0a\u5bf9I\/O\u8d1f\u8f7d\u5747\u8861\uff0c\u5b83\u5bf9\u4e8e\u6240\u6709\u8def\u5f84\u7ef4\u62a4\u6240\u6709I\/O\u7684\u7edf\u8ba1\u6570\u636e\u3002\u5bf9\u4e8e\u6bcf\u4e00\u4e2aI\/O\u8bf7\u6c42\uff0cPowerPath\u6839\u636e\u5b9e\u65bd\u7684\u8d1f\u8f7d\u5747\u8861\u548c\u6545\u969c\u5207\u6362\u7b56\u7565\u667a\u80fd\u5730\u9009\u62e9\u8d1f\u62c5\u6700\u5c0f\u7684\u53ef\u7528\u8def\u5f84\u3002\u5982\u679c\u7b56\u7565\u6b63\u786e\uff0cPowerPah\u7cfb\u7edf\u4e2d\u6240\u6709\u8def\u5f84\u90fd\u4f1a\u6709\u8fd1\u4f3c\u76f8\u540c\u7684\u8d1f\u8f7d\u3002<\/p>\n<p>\u9664\u4e86\u6539\u8fdbI\/O\u6027\u80fd\u4e4b\u5916\uff0c\u52a8\u6001\u8d1f\u8f7d\u5747\u8861\u51cf\u5c11\u4e86\u7ba1\u7406\u65f6\u95f4\u548c\u6545\u969c\u505c\u673a\u65f6\u95f4\uff0c\u56e0\u4e3a\u7ba1\u7406\u5458\u4e0d\u518d\u9700\u8981\u5728\u903b\u8f91\u8bbe\u5907\u4e4b\u95f4\u9759\u6001\u914d\u7f6e\u8def\u5f84\u3002\u4f7f\u7528PowerPath\uff0c\u4e0d\u9700\u8981\u5b89\u88c5\u65f6\u95f4\uff0c\u8def\u5f84\u4e00\u76f4\u4fdd\u6301\u6309\u7167\u6027\u80fd\u4f18\u5316\u7684\u65b9\u5f0f\u6765\u914d\u7f6e\u3002<\/p>\n<p><strong>\u4e0b\u56fe\u662f\u6ca1\u6709\u5b89\u88c5PowerPath\u65f6\u7684I\/O\u961f\u5217\uff1a<\/strong><\/p>\n<p> <img decoding=\"async\" src=\"http:\/\/image.doit.com.cn\/uploadpic\/2013\/0218\/4352531.jpg\" border=\"0\" \/> <\/p>\n<p><strong>\u4e0b\u56fe\u662f\u4f7f\u7528\u4e86PowerPath\u4e4b\u540e\u7684I\/O\u8d1f\u8f7d\u72b6\u51b5\uff1a<\/strong><\/p>\n<p> <img decoding=\"async\" src=\"http:\/\/image.doit.com.cn\/uploadpic\/2013\/0218\/4436721.jpg\" border=\"0\" \/>\u81ea\u52a8\u6545\u969c\u5207\u6362:  <\/p>\n<p>\u4e0b\u56fe\u8bf4\u660e\u4e86I\/O\u8def\u5f84\u7684\u6545\u969c\u70b9\uff1a<\/p>\n<p>HBA\/NIC<\/p>\n<p>Interconnect(Cable\u548cPatch Panel)<\/p>\n<p>Switch<\/p>\n<p>Interface<\/p>\n<p>Interface port<\/p>\n<div style=\"text-align: center\"><img decoding=\"async\" src=\"http:\/\/image.doit.com.cn\/uploadpic\/2013\/0218\/4528041.jpg\" border=\"0\" \/><\/div>\n<p>\u5982\u679c\u53d1\u751f\u8def\u5f84\u6545\u969c\uff0cPowerPath\u5c06\u8be5\u8def\u5f84\u4e0a\u7684I\/O\u91cd\u65b0\u5206\u914d\u5230\u6b63\u5e38\u5de5\u4f5c\u7684\u8def\u5f84\u3002PowerPath\u505c\u6b62\u5411\u6545\u969c\u8def\u5f84\u53d1\u9001I\/O\u68c0\u67e5\u53ef\u7528\u8def\u5f84\u3002\u5982\u679c\u6ca1\u6709\u53ef\u7528\u8def\u5f84\uff0c\u5219\u5c06\u66ff\u4ee3\u6216\u5907\u7528\u8def\u5f84\u6295\u5165\u4f7f\u7528\uff0cI\/O\u5bfc\u5165\u66ff\u4ee3\u8def\u5f84\u3002<\/p>\n<p>PowerPath\u4f7f\u7528\u5468\u671f\u6027\u8def\u5f84\u6d4b\u8bd5\u4ee5\u786e\u8ba4\u8def\u5f84\u662f\u5426\u80fd\u591f\u6b63\u5e38\u5de5\u4f5c\u3002\u8def\u5f84\u6d4b\u8bd5\u662fPowerPath\u901a\u8fc7\u53d1\u9001\u4e00\u7cfb\u5217I\/O\u4ee5\u786e\u8ba4\u8def\u5f84\u7684\u53ef\u7528\u6027\u3002\u5982\u679c\u6d4b\u8bd5\u5931\u8d25\uff0cPowerPath\u5173\u95ed\u8be5\u8def\u5f84\u5e76\u505c\u6b62\u5411\u5176\u53d1\u9001I\/O\u3002<\/p>\n<p>PowerPath\u7ee7\u7eed\u5468\u671f\u6027\u5730\u68c0\u6d4b\u6545\u969c\u8def\u5f84\uff0c\u4ee5\u786e\u8ba4\u5176\u662f\u5426\u6062\u590d\u3002\u5982\u679c\u8def\u5f84\u901a\u8fc7\u6d4b\u8bd5\uff0cPowerPath\u5c06\u6062\u590d\u5bf9\u8be5\u8def\u5f84\u7684\u4f7f\u7528\u5e76\u91cd\u65b0\u53d1\u9001I\/O\u3002\u5728\u8f7b\u91cf\u8d1f\u8f7d\u6216\u5c0f\u578b\u914d\u7f6e\u7684\u60c5\u51b5\u4e0b\uff0c\u8def\u5f84\u5728\u4fee\u590d\u540e\u4f1a\u5728\u4e00\u5c0f\u65f6\u5185\u81ea\u52a8\u6062\u590d\u4f7f\u7528\u3002\u5bf9\u4e8e\u5927\u578b\u914d\u7f6e\uff0c\u4fee\u590d\u540e\u6062\u590d\u6240\u6709\u8def\u5f84\u4f7f\u7528\u53ef\u80fd\u82b1\u8d39\u6570\u5c0f\u65f6\uff0c\u56e0\u4e3a\u5468\u671f\u6027\u81ea\u52a8\u6062\u590d\u4efb\u52a1\u88ab\u66f4\u9ad8\u4f18\u5148\u7ea7\u4efb\u52a1\u62a2\u5360\u3002\u8def\u5f84\u7684\u6545\u969c\u5207\u6362\u4ee5\u53ca\u6062\u590d\u6d41\u7a0b\u5bf9\u4e8e\u5e94\u7528\u7a0b\u5e8f\u6765\u8bf4\u662f\u900f\u660e\u7684\u3002\u5f53\u8def\u5f84\u6062\u590d\u540e\uff0c\u5b58\u50a8\uff0c\u4e3b\u673a\uff0c\u5e94\u7528\u7a0b\u5e8f\u5c06\u7ee7\u7eed\u4fdd\u6301\u53ef\u7528\u6027\u3002<\/p>\n<p>\u6d4b\u8bd5\u6b63\u5e38\u5de5\u4f5c\u8def\u5f84\u5c06\u82b1\u8d39\u51e0\u6beb\u79d2\uff0c\u6d4b\u8bd5\u6545\u969c\u8def\u5f84\u53ef\u80fd\u82b1\u8d39\u6570\u79d2\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u6545\u969c\u7c7b\u578b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PowerPath\u662f\u57fa\u4e8e\u4e3b\u673a\u7684\u7528\u4e8e\u667a\u80fd\u5730\u7ba1\u7406\u591a\u8def\u5f84I\/O\u7684\u8f6f\u4ef6\u3002PowerPath\u53ef\u5b9e\u73b0\u591a\u8def\u5f84\u3001\u81ea\u52a8\u6545\u969c\u5207\u6362\u4ee5\u53ca\u52a8\u6001\u8d1f\u8f7d\u5747\u8861\uff0c\u53ef\u7528\u4e8e\u7ba1\u7406Symmetrix\uff0cClariion\uff0c\u4ee5\u53ca\u7b2c\u4e09\u65b9\u5b58\u50a8\u9635\u5217\u3002 \u672c\u6587\u4e3b\u8981\u4ecb\u7ecdEMC\u591a\u8def\u5f84\u63a7\u5236\u8f6f\u4ef6PowerP&#8230;<\/p>\n","protected":false},"author":131,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3844,6179,3538,4075],"topic":[],"class_list":["post-31642","post","type-post","status-publish","format-standard","hentry","category-news","tag-EMC","tag-PowerPath","tag-cunchuguanli","tag-fuzaijunheng"],"_links":{"self":[{"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/posts\/31642"}],"collection":[{"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/users\/131"}],"replies":[{"embeddable":true,"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/comments?post=31642"}],"version-history":[{"count":0,"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/posts\/31642\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/media?parent=31642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/categories?post=31642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/tags?post=31642"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.homejamesfinance.com\/wp-json\/wp\/v2\/topic?post=31642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}<a href="http://www.homejamesfinance.com/">&#x7CBE;&#x54C1;&#x56FD;&#x4EA7;&#x5348;&#x591C;&#x8089;&#x4F26;&#x4F26;&#x5F71;&#x9662;,&#x53CC;&#x6027;&#x8001;&#x5E08;&#x704C;&#x6EE1;&#x6D53;jing&#x4E0A;&#x8BFE;h,&#x5929;&#x5929;&#x505A;&#x5929;&#x5929;&#x7231;&#x591C;&#x591C;&#x723D;,&#x6535;&#x5973;&#x4E71;h&#x8FB9;&#x505A;&#x8FB9;&#x8D70;</a>
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