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NSS\u548c IBM SVC, \u8fd9\u4e24\u6b3e\u4ea7\u54c1\u5728\u5b58\u50a8\u865a\u62df\u5316\u5e02\u573a\u90fd\u5df2\u6d3b\u8dc3\u4e86\u903e10\u5e74\u7684\u65f6\u95f4\uff0c \u4ea7\u54c1\u6280\u672f\u975e\u5e38\u6210\u719f\uff0c\u5e02\u573a\u5b9e\u9645\u5e94\u7528\u8303\u56f4\u4e5f\u6700\u4e3a\u5e7f\u6cdb\uff0c\u901a\u8fc7\u5bf9\u4ed6\u4eec\u7684\u63a5\u5165\u6280\u672f\u5206\u6790\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5927\u5bb6\u8f83\u4e3a\u6e05\u6670\u7684\u7406\u89e3\u4e0a\u8ff0\u4ea7\u54c1\u5728\u63a5\u5165\u751f\u4ea7\u7cfb\u7edf\u65f6\uff0c\u662f\u5982\u4f55\u5b9e\u73b0\u5bf9\u539f\u6709\u78c1\u76d8\u5377\u6570\u636e\u7684\u6709\u6548\u4fdd\u7559\u3002<\/p>\n<p>\t\u98de\u5eb7 NSS SED (Service-Enabled Devices)<\/p>\n<p>\t\u4f5c\u4e3a\u5b58\u50a8\u865a\u62df\u5316\u6280\u672f\u7684\u5148\u9a71\u4e4b\u4e00\uff0c\u98de\u5eb7\u7684IPStor\/NSS \u5b58\u50a8\u865a\u62df\u5316\u4ea7\u54c1\u57282001\u5e74\u5c31\u5df2\u7ecf\u51fa\u73b0\u5728\u5e02\u573a\u4e0a\uff0c\u622a\u6b622014\u5e74\u5df2\u7ecf\u6b63\u5f0f\u53d1\u5e03\u4e86\u5176\u7b2c\u4e03\u4ee3\u5b58\u50a8\u865a\u62df\u5316\u4ea7\u54c1\uff0c\u6280\u672f\u6210\u719f\u5ea6\u548c\u5e7f\u6cdb\u7684\u5e94\u7528\u8303\u56f4\u90fd\u5177\u5907\u826f\u597d\u7684\u53ef\u53c2\u8003\u6027\u3002\u98de\u5eb7\u81ea\u521b\u7acb\u4ee5\u6765\uff0c\u4e00\u76f4\u575a\u6301\u5f00\u653e\u786c\u4ef6\u7684\u6001\u5ea6\uff0c\u83b7\u5f97\u4f17\u591a\u7528\u6237\u548c\u7b2c\u4e09\u65b9\u5b58\u50a8\u5382\u5546\u7684\u4eb2\u7750\uff0c\u5f88\u591a\u56fd\u5185\u5916\u5b58\u50a8\u5382\u5546\u7684\u6280\u672f\u4eba\u5458\u90fd\u66fe\u7ecf\u63a5\u89e6\u8fc7\u8be5\u4ea7\u54c1\u3002\u98de\u5eb7\u5b98\u65b9\u5ba3\u79f0\uff0c\u4ee5OEM\u65b9\u5f0f\u6216\u81ea\u4e3b\u54c1\u724c\u9500\u552e\u7684NSS\u4ea7\u54c1\u5b89\u88c5\u91cf\u5df2\u8d85\u8fc7\u6570\u4e07\u5957\u3002\u4e30\u5bcc\u800c\u5b9e\u7528\u7684\u529f\u80fd\u8bbe\u8ba1\u4ee5\u53ca\u957f\u671f\u7ecf\u53d7\u5e02\u573a\u8003\u9a8c\u7684\u4ea7\u54c1\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\uff0c\u5e94\u8be5\u662f\u98de\u5eb7IPStor\/NSS\u4ea7\u54c1\u7684\u4e3b\u8981\u7279\u70b9\u3002<\/p>\n<p>\t\u98de\u5eb7 NSS \u5b58\u50a8\u865a\u62df\u5316\u63a5\u5165\u6280\u672f\u539f\u7406\u975e\u5e38\u4fbf\u4e8e\u7406\u89e3\u3002\u98de\u5eb7 NSS \u5728\u63a5\u7ba1\u5e95\u5c42\u5b58\u50a8\u5b50\u7cfb\u7edf\u7684\u78c1\u76d8\u5377\u65f6\uff0c\u53ef\u4ee5\u91c7\u7528\u4e24\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\u63a5\u5165\uff1a\u4e00\u79cd\u662f\u5c06\u5e95\u5c42\u78c1\u76d8\u5377\u76f4\u63a5\u865a\u62df\u5316\u4e3aVirtual Disk\uff08\u865a\u62df\u78c1\u76d8\uff09\u4ee5\u4f9bNSS\u7ba1\u7406\u548c\u5206\u914d\uff1b\u53e6\u4e00\u79cd\u53ef\u5c06\u78c1\u76d8\u5377\u8f6c\u6362\u4e3aSED(Service-Enabled Devices)\u78c1\u76d8\u8bbe\u5907\u4ee5\u4f9bNSS\u7ba1\u7406\u548c\u5206\u914d\u3002\u5f53\u8f6c\u6362\u4e3aSED\u8bbe\u5907\u65f6\uff0c\u78c1\u76d8\u5377\u539f\u6709\u6570\u636e\u4e0d\u4f1a\u88ab\u4fee\u6539\uff0c\u53ef\u4ee5\u5feb\u901f\u901a\u8fc7NSS\u5206\u914d\u7ed9\u4e3b\u673a\u7cfb\u7edf\uff0c\u6574\u4e2a\u63a5\u5165\u8fc7\u7a0b\u975e\u5e38\u7b80\u5355\uff0c\u4e0d\u9700\u8981\u6570\u636e\u8fc1\u79fb\uff0c\u505c\u673a\u65f6\u95f4\u5f88\u5c11\uff0c\u5f53\u7136\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u5feb\u901f\u56de\u9000\uff0c\u78c1\u76d8\u91cd\u65b0\u5206\u914d\u7ed9\u539f\u4e3b\u673a\u7cfb\u7edf\uff0c\u53ef\u4ee5\u88ab\u6b63\u786e\u8bc6\u522b\u548c\u4f7f\u7528\u3002<\/p>\n<p>\tSED(Service-Enabled Devices)\u529f\u80fd\uff0c\u662f\u5728\u4fdd\u7559\u539f\u78c1\u76d8\u5377\u5df2\u6709\u6570\u636e\u7684\u524d\u63d0\u4e0b\uff0c\u5c06\u8fdb\u884c\u865a\u62df\u5316\u65f6\u6240\u9700\u5bf9\u8be5\u78c1\u76d8\u5b9a\u4e49\u7684Virtual header(Virtual ID\uff0cMirror\uff0cReplication,etc.) \u4fe1\u606f\u5199\u5165\u53e6\u5916\u4e00\u5904\u78c1\u76d8\u7a7a\u95f4\u5185\uff0c\u5e76\u4e0e\u4e4b\u5f62\u6210\u5173\u8054\u6620\u5c04\u3002\u540c\u65f6Virtual header\u7a7a\u95f4\u8fd8\u53ef\u4ee5\u901a\u8fc7NSS\u81ea\u5e26\u7684Mirror\u955c\u50cf\u529f\u80fd\u52a0\u4ee5\u4fdd\u62a4\uff0c\u53ef\u4ee5\u907f\u514d\u7531\u4e8e\u7269\u7406\u78c1\u76d8\u6545\u969c\u5bfc\u81f4\u76f8\u5173\u4fe1\u606f\u4e22\u5931\u7684\u80af\u80fd\u3002\u5f53\u7136\uff0c\u5982\u679c\u5bf9\u4e8e\u5e95\u5c42\u65b0\u5efa\u7684\u548c\u4e0d\u9700\u8981\u4fdd\u7559\u7684\u78c1\u76d8\u5377\u4e5f\u53ef\u4ee5\u901a\u8fc7\u76f4\u63a5\u5728\u5176\u4e0a\u5199\u5165Virtual header\u4fe1\u606f\u7684\u65b9\u5f0f\u5b8c\u6210\u865a\u62df\u5316\u7ba1\u7406\u3002<\/p>\n<p>\u901a\u8fc7SED\u65b9\u5f0f\u865a\u62df\u5316\u5e95\u5c42\u78c1\u76d8\u6570\u636e\u540e\uff0c\u5982\u679c\u7528\u6237\u5e0c\u671b\u80fd\u591f\u5feb\u901f\u56de\u9000\uff0c\u5c06NSS\u64a4\u51fa\u751f\u4ea7\u73af\u5883\uff0c\u53ea\u9700\u8981\u5c06\u5e95\u5c42\u5b58\u50a8\u5b50\u7cfb\u7edf\u7684\u78c1\u76d8\u5377\u91cd\u65b0\u5206\u914d\u7ed9\u4e3b\u673a\u5373\u53ef\uff0c\u65e0\u9700\u505a\u4efb\u4f55\u5176\u4ed6\u64cd\u4f5c\uff0c\u5feb\u901f\u800c\u5b89\u5168\u3002\u7531\u6b64\u53ef\u89c1\uff0c\u98de\u5eb7 NSS SED \u7684\u5e94\u7528\u7279\u70b9\u5982\u4e0b\uff1a<br \/>1.&nbsp;\u5728\u4e0d\u6539\u53d8\u539f\u5377\u7684\u524d\u63d0\u4e0b\uff0c\u900f\u660e\u63a5\u5165\u751f\u4ea7\u7cfb\u7edf\uff0c\u65e0\u9700\u6570\u636e\u8fc1\u79fb\uff0c\u5b89\u5168\uff0c\u4fbf\u6377\uff1b<br \/>2.&nbsp;\u53ef\u4ee5\u5229\u7528SED\u529f\u80fd\u5b8c\u6210\u4e0d\u540c\u78c1\u76d8\u7cfb\u7edf\u4e4b\u95f4\u7684\u6570\u636e\u8fc1\u79fb<\/p>\n<p>\tIBM SVC Image Mode Volume<\/p>\n<p>\tIBM SVC\u4e8e2004\u5e74\u5de6\u53f3\u4e0a\u5e02\uff0c\u4ece\u67d0\u79cd\u7ef4\u5ea6\u4e0a\u770bSVC \u4f3c\u4e4e\u4e0e\u98de\u5eb7\u7684NSS\u5f62\u6001\u548c\u8bbe\u8ba1\u90fd\u5f88\u7c7b\u4f3c\uff0c\u90fd\u662f\u57fa\u4e8eLinux\u5185\u6838\u548cx86\u5de5\u4e1a\u6807\u51c6\u670d\u52a1\u5668\u3002IBM\u57fa\u4e8eSVC\u7684I\/O GROUP\u5f15\u64ce\u5f00\u53d1\u51fa\u4e86\u5176\u76ee\u524d\u6574\u4e2aV\u7cfb\u5217\u7684\u5b58\u50a8\u4ea7\u54c1\u7ebf\uff0c\u6bd4\u5982\u5e38\u89c1\u7684v7000\u7cfb\u5217\u5b58\u50a8\u7cfb\u7edf\u3002SVC\u65e9\u8d77\u5b58\u50a8\u865a\u62df\u5316\u529f\u80fd\u8f83\u4e3a\u5355\u4e00\uff0c\u4ec5\u652f\u6301\u5bf9\u5f02\u6784\u5b58\u50a8\u7684\u57fa\u672c\u7ba1\u7406\u548c\u6c60\u5316\uff0c\u6240\u4ee5IBM\u66fe\u7ecf\u89c6\u56fe\u6536\u8d2d\u98de\u5eb7\uff0c\u672a\u679c\u540e\u4e5f\u4e0e2010\u5e74\u5de6\u53f3\u5347\u7ea7\u4e86\u5176SVC \u8f6f\u4ef6\u7248\u672c\uff0c\u9010\u6e10\u63d0\u4f9b\u4e86\u4e00\u4e9b\u76f8\u5e94\u7684\u9ad8\u7ea7\u529f\u80fd\u3002<\/p>\n<p>\tIBM SVC \u8bc6\u522b\u5230\u5e95\u5c42\u5b58\u50a8\u5b50\u7cfb\u7edf\u63d0\u4f9b\u7684\u78c1\u76d8\u5377\u79f0\u4e3aMdisks\uff0c\u670d\u52a1\u5668\u4e3b\u673a\u770b\u4e0d\u89c1MDisk\uff0c\u770b\u5230\u7684\u662fSVC\u865a\u62df\u5316\u4e4b\u540e\u7684\u903b\u8f91\u76d8\uff0c\u79f0\u4e3avirtual disks\u6216\u8005Volumes\u3002MDisk\u5728Image\u6a21\u5f0f\u4e0b\u53ef\u4ee5\u5b9e\u73b0\u5728\u4e0d\u5bf9\u539f\u5377\u8fdb\u884c\u66f4\u6539\u7684\u524d\u63d0\u4e0b\u5b9e\u73b0\u63a5\u7ba1\u548c\u518d\u5206\u914d\uff0c\u5373Image mode volumes\u3002<\/p>\n<p>\tImage\u6a21\u5f0f\u4f7fVolumes\u548cMDisk\u95f4\u6709\u4e2a\u4e00\u5bf9\u4e00\u7684\u6620\u5c04\u3002\u4e00\u4e2aImage\u6a21\u5f0fMDisk\u53ea\u80fd\u6620\u5c04\u5230\u4e00\u4e2aimage\u6a21\u5f0f\u5377\uff0cMDisk\u7684\u5927\u5c0f\u548cVolume\u5927\u5c0f\u5fc5\u987b\u76f8\u540c\uff0c\u5bf9\u4e8e\u4e0a\u5c42\u4e3b\u673a\u800c\u8a00\uff0c\u770b\u5230\u7684\u662f\u865a\u62df\u5316\u540e\u7684Volumes, 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\u9488\u5bf9\u5757\u5b58\u50a8\u7684\u865a\u62df\u5316\u6280\u672f\u81ea\u672c\u4e16\u7eaa\u521d\u8bde\u751f\u4ee5\u6765\uff0c\u5386\u7ecf\u4e86\u5341\u4f59\u5e74\u7684\u6280\u672f\u6f14\u8fdb\u4e0e\u5e02\u573a\u8003\u9a8c\u3002 . . . <a class=\"readmore-link\" href=\"https:\/\/www.etsme.com\/wiki\/596\/\">Read 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