\u521b\u5efa\u5feb\u7167\u524d\u5fc5\u987b\u5b8c\u6210\u7684\u68c0\u67e5<\/strong><\/h2>\n

\n \u5728\u52a8\u751f\u4ea7\u5b58\u50a8\u4e4b\u524d\uff0c\u9996\u5148\u8981\u786e\u8ba4\u76ee\u6807\u5377\u786e\u5b9e\u7531 LVM \u7ba1\u7406\u3002\u5728\u8bb8\u591a Linux \u7cfb\u7edf\u4e2d\uff0c\u901a\u8fc7\u5e38\u7528\u547d\u4ee4\u5f88\u5feb\u5c31\u80fd\u770b\u51fa\u7269\u7406\u5377\u3001\u5377\u7ec4\u548c\u903b\u8f91\u5377\u7684\u7ed3\u6784\u3002LVM \u7684\u547d\u4ee4\u53c2\u8003\u6587\u6863\u5217\u51fa\u4e86 pvs<\/code>\u3001vgs<\/code> \u548c lvs<\/code> \u7b49\u5de5\u5177\uff0c\u800c\u8fd9\u4e9b\u547d\u4ee4\u6b63\u662f\u8fdb\u884c\u5b58\u50a8\u76d8\u70b9\u548c\u9a8c\u8bc1\u65f6\u6700\u5e38\u7528\u7684\u8d77\u70b9\u3002\n <\/p>\n

\n \u6b64\u5916\uff0c\u5377\u7ec4\u4e2d\u8fd8\u5fc5\u987b\u6709\u8db3\u591f\u7684\u53ef\u7528\u7a7a\u95f4\u3002\u5feb\u7167\u5bb9\u91cf\u7edd\u4e0d\u662f\u53ef\u6709\u53ef\u65e0\u7684\u88c5\u9970\u9879\uff0c\u5b83\u76f4\u63a5\u51b3\u5b9a\u4e86\u5feb\u7167\u5728\u539f\u59cb\u5377\u6301\u7eed\u53d1\u751f\u53d8\u5316\u65f6\u80fd\u5b58\u6d3b\u591a\u4e45\u3002\u53d1\u884c\u7248\u6587\u6863\u901a\u5e38\u90fd\u4f1a\u63d0\u5230\uff0c\u539f\u59cb\u6587\u4ef6\u7cfb\u7edf\u5728\u5feb\u7167\u88ab\u6302\u8f7d\u5e76\u7528\u4e8e\u5907\u4efd\u8bbf\u95ee\u65f6\u4f9d\u7136\u53ef\u4ee5\u7ee7\u7eed\u66f4\u65b0\uff0c\u8fd9\u56fa\u7136\u65b9\u4fbf\uff0c\u4f46\u4e5f\u610f\u5473\u7740\u6bcf\u4e00\u6b21\u65b0\u7684\u5199\u5165\u90fd\u6709\u53ef\u80fd\u8fdb\u4e00\u6b65\u6d88\u8017\u5feb\u7167\u7a7a\u95f4\u3002\n <\/p>\n

\n
• \u786e\u8ba4\u76ee\u6807\u5377\u786e\u5b9e\u4f7f\u7528 LVM\u3002<\/li>\n
• \u5728\u521b\u5efa\u5feb\u7167\u524d\u68c0\u67e5\u5377\u7ec4\u4e2d\u7684\u5269\u4f59 extent\u3002<\/li>\n
• \u4f30\u7b97\u5907\u4efd\u7a97\u53e3\u671f\u95f4\u7684\u6570\u636e\u53d8\u66f4\u901f\u7387\u3002<\/li>\n
• \u5c3d\u91cf\u5728\u5199\u5165\u76f8\u5bf9\u8f83\u5c11\u7684\u65f6\u6bb5\u6267\u884c\u57fa\u4e8e\u5feb\u7167\u7684\u5907\u4efd\u3002<\/li>\n
• \u5bf9\u4e8e\u6570\u636e\u5e93\u7c7b\u4e1a\u52a1\uff0c\u5e94\u5728\u5feb\u7167\u524d\u5148\u5b8c\u6210\u5e94\u7528\u5c42\u4e00\u81f4\u6027\u5904\u7406\u3002<\/li>\n<\/ul>\n

  \u5206\u6b65\u64cd\u4f5c\uff1a\u521b\u5efa\u5e76\u4f7f\u7528 LVM \u5feb\u7167<\/strong><\/h2>\n

  \n \u5b9e\u9645\u6d41\u7a0b\u5e76\u4e0d\u590d\u6742\uff0c\u4f46\u7ec6\u8282\u5fc5\u987b\u4e25\u8c28\u3002lvcreate<\/code> \u7684\u624b\u518c\u6587\u6863\u8bf4\u660e\u4e86\u5982\u4f55\u4f7f\u7528\u5feb\u7167\u53c2\u6570\u6765\u521b\u5efa\u5feb\u7167\uff0c\u5e73\u53f0\u7c7b\u6587\u6863\u4e5f\u4f1a\u4ecb\u7ecd\u5982\u4f55\u628a\u5feb\u7167\u6302\u8f7d\u5230\u4efb\u610f\u76ee\u5f55\uff0c\u4ee5\u4fbf\u5728\u539f\u59cb\u5377\u4fdd\u6301\u5728\u7ebf\u7684\u540c\u65f6\u8bbf\u95ee\u5176\u4e2d\u7684\u6570\u636e\u3002\u4e00\u4e2a\u6700\u5c0f\u53ef\u884c\u6d41\u7a0b\u901a\u5e38\u5982\u4e0b\uff1a\n <\/p>\n

  \n
  1. \u8bc6\u522b\u539f\u59cb\u903b\u8f91\u5377\u3002<\/li>\n
  2. \u4f7f\u7528\u6e05\u6670\u7684\u540d\u79f0\u548c\u5408\u7406\u7684\u7a7a\u95f4\u5927\u5c0f\u521b\u5efa\u5feb\u7167\u3002<\/li>\n
  3. \u628a\u5feb\u7167\u6302\u8f7d\u5230\u4e00\u4e2a\u4e34\u65f6\u8def\u5f84\u3002<\/li>\n
  4. \u4ece\u8be5\u6302\u8f7d\u70b9\u6267\u884c\u5907\u4efd\u590d\u5236\u3002<\/li>\n
  5. \u5b8c\u6210\u540e\u5378\u8f7d\u5e76\u5220\u9664\u5feb\u7167\u3002<\/li>\n<\/ol>\n

     \n \u793a\u4f8b\u547d\u4ee4\u6d41\u7a0b\u5982\u4e0b\uff1a\n <\/p>\n

     lvs\r\nvgs\r\nlvcreate --snapshot --size 5G --name root_snap \/dev\/vg0\/root\r\nmkdir -p \/mnt\/root_snap\r\nmount -o ro \/dev\/vg0\/root_snap \/mnt\/root_snap\r\nrsync -aHAX \/mnt\/root_snap\/ \/backup\/root\/\r\numount \/mnt\/root_snap\r\nlvremove \/dev\/vg0\/root_snap<\/code><\/pre>\n
     \n        \u5177\u4f53\u5206\u914d\u591a\u5927\u7a7a\u95f4\uff0c\u53d6\u51b3\u4e8e\u5de5\u4f5c\u8d1f\u8f7d\u672c\u8eab\u3002\u5728\u4e00\u53f0\u76f8\u5bf9\u5b89\u9759\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u4e00\u4e2a\u9002\u4e2d\u7684\u5feb\u7167\u7a7a\u95f4\u4e5f\u8bb8\u8db3\u4ee5\u5b8c\u6210\u6574\u4e2a\u590d\u5236\u4efb\u52a1\uff1b\u800c\u5728\u5199\u5165\u975e\u5e38\u6d3b\u8dc3\u7684\u73af\u5883\u4e2d\uff0c\u540c\u6837\u5927\u5c0f\u7684\u5feb\u7167\u53ef\u80fd\u5f88\u5feb\u5c31\u4f1a\u88ab\u8017\u5c3d\u3002\u6709\u4e9b LVM \u6587\u6863\u8fd8\u4f1a\u63d0\u5230\uff0c\u5728\u7279\u5b9a\u914d\u7f6e\u4e0b\u5feb\u7167\u652f\u6301\u6269\u5bb9\u6216\u81ea\u52a8\u6269\u5bb9\uff0c\u4f46\u5982\u679c\u6ca1\u6709\u76d1\u63a7\u914d\u5408\uff0c\u5355\u7eaf\u4f9d\u8d56\u8fd9\u4e00\u70b9\u4f9d\u65e7\u5b58\u5728\u660e\u663e\u98ce\u9669\u3002\n      <\/p>\n
     \u5173\u4e8e\u6587\u4ef6\u7cfb\u7edf\u4e00\u81f4\u6027\u548c\u5e94\u7528\u4e00\u81f4\u6027\u7684\u8bf4\u660e<\/strong><\/h2>\n
     \n        \u5feb\u7167\u6355\u83b7\u7684\u662f\u5757\u8bbe\u5907\u72b6\u6001\uff0c\u800c\u4e0d\u662f\u4e1a\u52a1\u903b\u8f91\u72b6\u6001\u3002\u8fd9\u4e00\u70b9\u975e\u5e38\u5173\u952e\u3002\u5bf9\u4e8e\u5f88\u591a\u666e\u901a\u6587\u4ef6\u76ee\u5f55\u6765\u8bf4\uff0c\u4e00\u4e2a\u5e72\u51c0\u7684\u5feb\u7167\u52a0\u4e0a\u53ea\u8bfb\u6302\u8f7d\u901a\u5e38\u5df2\u7ecf\u8db3\u591f\u7528\u4e8e\u5907\u4efd\uff1b\u4f46\u5bf9\u4e8e\u4e8b\u52a1\u578b\u670d\u52a1\uff0c\u4f60\u8fd8\u9700\u8981\u8003\u8651\u7f13\u5b58\u5237\u65b0\u3001\u65e5\u5fd7\u72b6\u6001\uff0c\u4ee5\u53ca\u6b63\u5728\u8fdb\u884c\u4e2d\u7684\u5199\u5165\u662f\u5426\u4f1a\u5f71\u54cd\u5e94\u7528\u5c42\u7684\u4e00\u81f4\u6027\u3002\n      <\/p>\n
     \n        \u5de5\u7a0b\u5e08\u901a\u5e38\u4f1a\u628a\u4e00\u81f4\u6027\u62c6\u5206\u4e3a\u4e24\u4e2a\u5c42\u9762\uff1a\n      <\/p>\n
     \n
     \u5d29\u6e83\u4e00\u81f4\u6027\uff1a<\/strong>\u5feb\u7167\u4e2d\u7684\u72b6\u6001\u7c7b\u4f3c\u4e8e\u7cfb\u7edf\u5728\u7a81\u7136\u65ad\u7535\u540e\u7559\u4e0b\u7684\u90a3\u4e00\u523b\u3002<\/li>\n
     \u5e94\u7528\u4e00\u81f4\u6027\uff1a<\/strong>\u5e94\u7528\u5df2\u7ecf\u5b8c\u6210\u5fc5\u8981\u7684\u5237\u65b0\u6216\u534f\u8c03\uff0c\u4f7f\u6570\u636e\u7ed3\u6784\u5904\u4e8e\u4e00\u4e2a\u5e72\u51c0\u3001\u53ef\u9884\u671f\u7684\u72b6\u6001\u3002<\/li>\n<\/ul>\n
     \n        \u5982\u679c\u670d\u52a1\u5668\u627f\u8f7d\u7684\u662f\u9ad8\u9891\u5199\u5165\u7684\u53ef\u53d8\u72b6\u6001\u6570\u636e\uff0c\u90a3\u4e48\u6700\u597d\u5728\u5feb\u7167\u524d\u8bbe\u8ba1\u4e00\u4e2a\u7b80\u77ed\u7684\u9884\u5904\u7406\u6d41\u7a0b\u3002\u8fd9\u4e2a\u6d41\u7a0b\u53ef\u80fd\u5305\u62ec\u6682\u505c\u9ad8\u5199\u5165\u4efb\u52a1\u3001\u5237\u65b0\u7f13\u51b2\u533a\u3001\u5207\u6362\u65e5\u5fd7\uff0c\u6216\u8005\u77ed\u6682\u5730\u8ba9\u5e94\u7528\u8fdb\u5165\u9759\u9ed8\u72b6\u6001\u3002\u5373\u4fbf\u53ea\u662f\u4e00\u4e2a\u5f88\u77ed\u7684\u201c\u4e00\u81f4\u6027\u94a9\u5b50\u201d\uff0c\u5f80\u5f80\u4e5f\u80fd\u8ba9\u540e\u7eed\u6062\u590d\u66f4\u52a0\u5e72\u51c0\u5229\u843d\u3002\n      <\/p>\n
     \u6062\u590d\u8def\u5f84\uff1a\u5feb\u7167\u80fd\u505a\u4ec0\u4e48\uff0c\u4e0d\u80fd\u505a\u4ec0\u4e48<\/strong><\/h2>\n
     \n        \u6062\u590d\u65b9\u5f0f\u53d6\u51b3\u4e8e\u4f60\u5f53\u521d\u662f\u5982\u4f55\u5229\u7528\u5feb\u7167\u505a\u5907\u4efd\u7684\u3002\u5982\u679c\u4f60\u53ea\u662f\u628a\u6587\u4ef6\u4ece\u5feb\u7167\u590d\u5236\u5230\u4e86\u522b\u5904\uff0c\u90a3\u4e48\u6062\u590d\u672c\u8d28\u4e0a\u5c31\u662f\u4e00\u6b21\u6587\u4ef6\u7ea7\u6062\u590d\u64cd\u4f5c\uff1b\u5982\u679c\u5feb\u7167\u53ea\u662f\u4e00\u4e2a\u4e34\u65f6\u8bfb\u53d6\u6e90\uff0c\u800c\u771f\u6b63\u4fdd\u7559\u4e0b\u6765\u7684\u662f\u5f52\u6863\u5305\uff0c\u90a3\u4e48\u6062\u590d\u65f6\u5e94\u8be5\u64cd\u4f5c\u7684\u662f\u5f52\u6863\u5305\u672c\u8eab\u3002\u5982\u679c\u4f60\u6253\u7b97\u628a\u5feb\u7167\u672c\u4f53\u5f53\u4f5c\u552f\u4e00\u7684\u56de\u6eda\u65b9\u6848\uff0c\u90a3\u5c31\u9700\u8981\u683c\u5916\u8c28\u614e\u3002\u5feb\u7167\u4e0e\u539f\u6709\u5b58\u50a8\u73af\u5883\u9ad8\u5ea6\u8026\u5408\uff0c\u4e0d\u5e94\u8be5\u88ab\u8bef\u89e3\u4e3a\u72ec\u7acb\u5b58\u5728\u7684\u6062\u590d\u4ecb\u8d28\u3002\n      <\/p>\n
     \n
     \u5982\u679c\u662f\u6587\u4ef6\u6062\u590d\uff0c\u5c31\u6302\u8f7d\u5907\u4efd\u76ee\u6807\u5e76\u628a\u6240\u9700\u8def\u5f84\u590d\u5236\u56de\u6765\u3002<\/li>\n
     \u5982\u679c\u662f\u6574\u673a\u6062\u590d\uff0c\u5219\u5e94\u5b89\u6392\u7ef4\u62a4\u7a97\u53e3\uff0c\u5e76\u9a8c\u8bc1\u542f\u52a8\u6d41\u7a0b\u4e0e\u670d\u52a1\u4f9d\u8d56\u5173\u7cfb\u3002<\/li>\n
     \u5982\u679c\u662f\u914d\u7f6e\u56de\u6eda\uff0c\u53ef\u5148\u6062\u590d\u53d8\u66f4\u8fc7\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u518d\u6309\u53d7\u63a7\u987a\u5e8f\u91cd\u542f\u76f8\u5173\u670d\u52a1\u3002<\/li>\n<\/ol>\n
     \n        \u65e0\u8bba\u91c7\u7528\u54ea\u4e00\u79cd\u6062\u590d\u8def\u5f84\uff0c\u90fd\u8981\u505a\u6062\u590d\u6f14\u7ec3\u3002\u6ca1\u6709\u7ecf\u8fc7\u6062\u590d\u9a8c\u8bc1\u7684\u5907\u4efd\uff0c\u672c\u8d28\u4e0a\u53ea\u662f\u4e00\u4e2a\u5145\u6ee1\u5e0c\u671b\u7684\u5047\u8bbe\u3002\n      <\/p>\n
     \u9650\u5236\u3001\u6ce8\u610f\u4e8b\u9879\u4e0e\u8fd0\u7ef4\u4e2d\u7684\u950b\u5229\u8fb9\u7f18<\/strong><\/h2>\n
     \n        \u5feb\u7167\u529f\u80fd\u5f88\u5f3a\uff0c\u4f46\u7edd\u4e0d\u662f\u96f6\u6210\u672c\u3002Linux \u548c\u76f8\u5173\u6280\u672f\u6587\u6863\u90fd\u4f1a\u53cd\u590d\u5f3a\u8c03\u5b83\u7684\u6838\u5fc3\u673a\u5236\uff1a\u5feb\u7167\u901a\u8fc7\u4fdd\u7559\u539f\u59cb\u5377\u88ab\u4fee\u6539\u524d\u7684\u6570\u636e\u5757\u72b6\u6001\u6765\u7ef4\u6301\u5386\u53f2\u89c6\u56fe\uff0c\u800c\u5b83\u80fd\u7ef4\u6301\u591a\u4e45\uff0c\u53d6\u51b3\u4e8e\u4e3a\u8fd9\u4e9b\u53d8\u5316\u9884\u7559\u4e86\u591a\u5c11\u7a7a\u95f4\u3002\u8fd9\u4e5f\u76f4\u63a5\u5e26\u6765\u4e86\u82e5\u5e72\u5b9e\u9645\u9650\u5236\uff0c\u800c\u8fd9\u4e9b\u9650\u5236\u901a\u5e38\u90fd\u662f\u8d44\u6df1\u7ba1\u7406\u5458\u5728\u4e00\u7ebf\u8fd0\u7ef4\u4e2d\u6700\u5148\u611f\u53d7\u5230\u7684\u3002\n      <\/p>\n
     \n
     \u9ad8\u5199\u5165\u6d3b\u52a8\u53ef\u80fd\u6bd4\u9884\u671f\u66f4\u5feb\u5730\u8017\u5c3d\u5feb\u7167\u7a7a\u95f4\u3002<\/li>\n
     \u957f\u65f6\u95f4\u4fdd\u7559\u5feb\u7167\uff0c\u53ef\u80fd\u4f1a\u4e3a\u5199\u5165\u8def\u5f84\u589e\u52a0\u989d\u5916\u5f00\u9500\u3002<\/li>\n
     \u4e0e\u539f\u7cfb\u7edf\u4f4d\u4e8e\u540c\u4e00\u5b58\u50a8\u5e73\u9762\u7684\u5feb\u7167\uff0c\u5e76\u4e0d\u80fd\u7b97\u4f5c\u5f02\u5730\u6216\u707e\u96be\u7ea7\u5907\u4efd\u3002<\/li>\n
     \u547d\u540d\u6df7\u4e71\u548c\u6e05\u7406\u4e0d\u53ca\u65f6\uff0c\u53ef\u80fd\u5bfc\u81f4\u9057\u7559\u65e0\u7528\u7684\u903b\u8f91\u5377\u3002<\/li>\n
     \u5982\u679c\u4ece\u4e0d\u9a8c\u8bc1\u6062\u590d\u6d41\u7a0b\uff0c\u90a3\u4e48\u6240\u8c13\u5907\u4efd\u5176\u5b9e\u53ea\u662f\u731c\u6d4b\u3002<\/li>\n<\/ul>\n
     \n        \u8fd8\u6709\u4e00\u4e2a\u66f4\u9690\u853d\u7684\u95ee\u9898\uff1a\u7531\u4e8e\u5feb\u7167\u4f7f\u7528\u8d77\u6765\u5f88\u65b9\u4fbf\uff0c\u56e2\u961f\u53ef\u80fd\u4f1a\u9010\u6e10\u5f62\u6210\u4e0d\u5065\u5eb7\u7684\u4fdd\u7559\u4e60\u60ef\u3002\u5feb\u901f\u672c\u5730\u56de\u6eda\u786e\u5b9e\u5f88\u6709\u4ef7\u503c\uff0c\u4f46\u771f\u6b63\u6210\u719f\u7684\u6062\u590d\u4f53\u7cfb\uff0c\u4e00\u5b9a\u5efa\u7acb\u5728\u5206\u5c42\u4fdd\u62a4\u3001\u6301\u7eed\u9a8c\u8bc1\u4ee5\u53ca\u6545\u969c\u57df\u9694\u79bb\u4e4b\u4e0a\u3002\n      <\/p>\n
     \u9762\u5411\u751f\u4ea7\u7ea7\u670d\u52a1\u5668\u79df\u7528\u4e0e\u670d\u52a1\u5668\u6258\u7ba1\u73af\u5883\u7684\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n
     \n        \u5728\u670d\u52a1\u5668\u79df\u7528\u548c\u670d\u52a1\u5668\u6258\u7ba1\u8fd0\u7ef4\u4e2d\uff0c\u5b58\u50a8\u64cd\u4f5c\u6700\u597d\u201c\u65e0\u804a\u201d\u4e00\u70b9\uff0c\u8fd9\u5176\u5b9e\u662f\u4e00\u79cd\u8d5e\u7f8e\u3002\u6700\u7406\u60f3\u7684\u5feb\u7167\u6d41\u7a0b\u5e94\u8be5\u662f\u811a\u672c\u5316\u3001\u53ef\u89c2\u6d4b\u3001\u6301\u7eed\u65f6\u95f4\u77ed\uff0c\u800c\u4e0d\u662f\u5728\u9ad8\u8d1f\u8f7d\u8282\u70b9\u4e0a\u4e34\u573a\u53d1\u6325\u3002\n      <\/p>\n
     \n
     \u4e3a\u5feb\u7167\u4f7f\u7528\u53ef\u9884\u6d4b\u7684\u547d\u540d\u89c4\u5219\uff0c\u5305\u542b\u65f6\u95f4\u6233\u548c\u7528\u9014\u6807\u8bb0\u3002<\/li>\n
     \u8ba9\u5feb\u7167\u5c3d\u91cf\u77ed\u547d\uff1a\u521b\u5efa\u3001\u590d\u5236\u3001\u9a8c\u8bc1\u3001\u5220\u9664\uff0c\u4e00\u6c14\u5475\u6210\u3002<\/li>\n
     \u9664\u975e\u6709\u975e\u5e38\u660e\u786e\u7684\u7406\u7531\uff0c\u5426\u5219\u5c3d\u91cf\u4ee5\u53ea\u8bfb\u65b9\u5f0f\u6302\u8f7d\u5feb\u7167\u3002<\/li>\n
     \u5bf9\u4e8e\u6301\u7eed\u65f6\u95f4\u8f83\u957f\u7684\u5907\u4efd\u4efb\u52a1\uff0c\u5b9e\u65f6\u76d1\u63a7\u5377\u7ec4\u5269\u4f59\u7a7a\u95f4\u3002<\/li>\n
     \u6240\u6709\u590d\u5236\u4efb\u52a1\u90fd\u5e94\u9488\u5bf9\u5feb\u7167\u6267\u884c\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u64cd\u4f5c\u5728\u7ebf\u539f\u5377\u3002<\/li>\n
     \u628a\u5feb\u7167\u6d41\u7a0b\u4e0e\u672c\u5730\u5b58\u50a8\u6808\u4e4b\u5916\u7684\u8fdc\u7a0b\u4fdd\u7559\u7b56\u7565\u7ed3\u5408\u8d77\u6765\u3002<\/li>\n
     \u5728\u7ef4\u62a4\u7a97\u53e3\u5f00\u59cb\u524d\uff0c\u5c31\u5148\u5199\u6e05\u695a\u56de\u6eda\u6b65\u9aa4\u3002<\/li>\n<\/ul>\n
     \n        \u5982\u679c\u4f60\u7ba1\u7406\u7684\u662f\u591a\u53f0 Linux \u8282\u70b9\uff0c\u5efa\u8bae\u628a\u6574\u5957\u6d41\u7a0b\u5c01\u88c5\u4e3a\u81ea\u52a8\u5316\u811a\u672c\uff0c\u5e76\u52a0\u5165\u6e05\u6670\u7684\u65e5\u5fd7\u4e0e\u5931\u8d25\u9000\u51fa\u673a\u5236\u3002\u6302\u8f7d\u5931\u8d25\u3001\u5377\u7ec4\u7a7a\u95f4\u63a5\u8fd1\u8017\u5c3d\uff0c\u6216\u9057\u7559\u9648\u65e7\u5feb\u7167\uff0c\u8fd9\u4e9b\u60c5\u51b5\u90fd\u4e0d\u5e94\u8be5\u5728\u65e0\u4eba\u5bdf\u89c9\u4e2d\u53d1\u751f\u3002\n      <\/p>\n
     \u5de5\u7a0b\u5e08\u6700\u5e94\u8be5\u907f\u514d\u7684\u5e38\u89c1\u9519\u8bef<\/strong><\/h2>\n
     \n        \u5927\u591a\u6570\u5feb\u7167\u95ee\u9898\u5176\u5b9e\u5e76\u4e0d\u590d\u6742\uff0c\u800c\u662f\u6e90\u81ea\u4ed3\u4fc3\u64cd\u4f5c\u3002\u7ba1\u7406\u5458\u53ef\u80fd\u4f1a\u5728\u6ca1\u6709\u68c0\u67e5\u5269\u4f59 extent \u7684\u60c5\u51b5\u4e0b\u76f4\u63a5\u521b\u5efa\u5feb\u7167\uff0c\u4e5f\u53ef\u80fd\u5728\u6301\u7eed\u9ad8\u5199\u5165\u671f\u95f4\u957f\u671f\u4fdd\u7559\u5feb\u7167\uff0c\u6216\u8005\u8bef\u4ee5\u4e3a\u53ea\u8981\u5feb\u7167\u80fd\u6210\u529f\u6302\u8f7d\uff0c\u6062\u590d\u65b9\u6848\u5c31\u5df2\u7ecf\u4e07\u65e0\u4e00\u5931\u3002\u6b63\u662f\u8fd9\u4e9b\u770b\u4f3c\u5c0f\u7684\u758f\u5ffd\uff0c\u6700\u7ec8\u4f1a\u8ba9\u7eb8\u9762\u4e0a\u5e72\u51c0\u6f02\u4eae\u7684\u65b9\u6848\u6f14\u53d8\u6210\u503c\u73ed\u65f6\u6bb5\u7684\u6df7\u4e71\u73b0\u5b9e\u3002\n      <\/p>\n
     \n
     \u5728\u5377\u7ec4\u7a7a\u95f4\u4e0d\u8db3\u65f6\u4ecd\u7136\u521b\u5efa\u5feb\u7167\u3002<\/li>\n
     \u628a\u5feb\u7167\u5f53\u6210\u957f\u671f\u5907\u4efd\uff0c\u800c\u4e0d\u662f\u4e34\u65f6\u4e00\u81f4\u6027\u68c0\u67e5\u70b9\u3002<\/li>\n
     \u5bf9\u9ad8\u5199\u5165\u4e1a\u52a1\u5ffd\u7565\u5e94\u7528\u5c42\u4e00\u81f4\u6027\u5904\u7406\u3002<\/li>\n
     \u8ba9\u5feb\u7167\u4fdd\u7559\u65f6\u95f4\u8fdc\u8fdc\u8d85\u8fc7\u5907\u4efd\u4efb\u52a1\u5b9e\u9645\u6240\u9700\u3002<\/li>\n
     \u65e2\u4e0d\u9a8c\u8bc1\u5907\u4efd\u6570\u636e\uff0c\u4e5f\u4e0d\u9a8c\u8bc1\u6062\u590d\u6d41\u7a0b\u3002<\/li>\n<\/ol>\n
     \u7ed3\u8bed<\/strong><\/h2>\n
     \n        \u5bf9\u4e8e\u5728\u670d\u52a1\u5668\u79df\u7528\u6216\u670d\u52a1\u5668\u6258\u7ba1\u73af\u5883\u4e2d\u7ef4\u62a4 Linux \u7cfb\u7edf\u7684\u56e2\u961f\u6765\u8bf4\uff0c\u5982\u4f55\u4f7f\u7528 LVM \u5feb\u7167\u5b9e\u73b0\u5373\u65f6\u670d\u52a1\u5668\u5907\u4efd\u662f\u4e00\u9879\u975e\u5e38\u503c\u5f97\u638c\u63e1\u7684\u5b9e\u6218\u6280\u80fd\u3002\u5b83\u7684\u6a21\u5f0f\u5f88\u4f18\u96c5\uff1a\u51bb\u7ed3\u903b\u8f91\u89c6\u56fe\u3001\u4ece\u5feb\u7167\u590d\u5236\u3001\u9a8c\u8bc1\u7ed3\u679c\u3001\u518d\u5feb\u901f\u62c6\u9664\u5feb\u7167\u3002\u53ea\u8981\u5e26\u7740\u8fd9\u79cd\u5de5\u7a0b\u5316\u601d\u7ef4\u53bb\u4f7f\u7528\uff0c\u5feb\u7167\u5c31\u4f1a\u6210\u4e3a\u4e00\u4e2a\u7cbe\u51c6\u53ef\u9760\u7684\u6280\u672f\u5de5\u5177\uff0c\u800c\u4e0d\u662f\u5236\u9020\u5b89\u5168\u9519\u89c9\u7684\u6377\u5f84\u3002\u8ba9\u5b83\u4fdd\u6301\u77ed\u751f\u547d\u5468\u671f\u3001\u4fdd\u6301\u53ef\u76d1\u63a7\uff0c\u5e76\u59cb\u7ec8\u628a\u5b83\u89c6\u4e3a\u6574\u4e2a\u5907\u4efd\u4e0e\u6062\u590d\u4f53\u7cfb\u4e2d\u7684\u4e00\u5c42\uff0c\u800c\u4e0d\u662f\u5168\u90e8\u3002\n      <\/p>\n","protected":false},"excerpt":{"rendered":"
     \u5bf9\u4e8e\u5728\u670d\u52a1\u5668\u79df\u7528\u6216\u670d\u52a1\u5668\u6258\u7ba1\u73af\u5883\u4e2d\u5de5\u4f5c\u7684 Linux \u7ba1\u7406\u5458\u6765\u8bf4\uff0c\u5982\u4f55\u4f7f\u7528 LVM \u5feb\u7167\u5b9e\u73b0\u5373\u65f6\u670d\u52a1\u5668\u5907\u4efd\u4e0d\u53ea\u662f\u4e00\u4e2a\u641c\u7d22\u5173\u952e\u8bcd\uff0c\u66f4\u662f\u4e00\u79cd\u975e\u5e38\u5b9e\u7528\u7684\u65b9\u6cd5\uff1a\u5728\u6253\u8865\u4e01\u3001\u4fee\u6539\u6570\u636e\u5e93\u7ed3\u6784\u3001\u6267\u884c\u9ad8\u98ce\u9669\u90e8\u7f72\u6216\u8fdb\u884c\u6587\u4ef6\u7cfb\u7edf\u7ef4\u62a4\u4e4b\u524d\uff0c\u5148\u6355\u83b7\u5f53\u524d\u7cfb\u7edf\u7684\u4e00\u81f4\u6027\u65f6\u95f4\u70b9\u89c6\u56fe\u3002\u53ea\u8981\u4f7f\u7528\u5f97\u5f53\uff0cLVM \u5feb\u7167\u5c31\u80fd\u5728\u5728\u7ebf\u7cfb\u7edf\u6301\u7eed\u63d0\u4f9b\u670d\u52a1\u7684\u540c\u65f6\uff0c\u4e3a\u903b\u8f91\u5377\u751f\u6210\u4e00\u4e2a\u201c\u51bb\u7ed3\u201d\u7684\u955c\u50cf\uff0c\u8fd9\u4f7f\u5b83\u6210\u4e3a\u6280\u672f\u4eba\u5458\u624b\u4e2d\u5341\u5206\u950b\u5229\u7684\u5de5\u5177\u2014\u2014\u65e2\u80fd\u83b7\u5f97\u5feb\u901f\u56de\u6eda\u80fd\u529b\uff0c\u53c8\u4e0d\u5fc5\u8ba9\u670d\u52a1\u5f7b\u5e95\u4e0b\u7ebf\u3002 \u4e3a\u4ec0\u4e48 LVM \u5feb\u7167\u5bf9\u5728\u7ebf Linux \u670d\u52a1\u5668\u5982\u6b64\u91cd\u8981 \u5728\u771f\u5b9e\u7684\u8fd0\u7ef4\u73af\u5883\u4e2d\uff0c\u5907\u4efd\u4ece\u6765\u4e0d\u53ea\u662f\u7eb8\u9762\u6982\u5ff5\uff0c\u800c\u662f\u4e3a\u4e86\u964d\u4f4e\u6545\u969c\u6ce2\u53ca\u8303\u56f4\u3002\u5728\u7ebf\u670d\u52a1\u5668\u53ef\u80fd\u6bcf\u4e00\u79d2\u90fd\u5728\u5904\u7406\u5199\u5165\u8bf7\u6c42\uff0c\u800c\u4e3a\u4e86\u590d\u5236\u6570\u636e\u5c31\u8ba9\u6240\u6709\u670d\u52a1\u505c\u4e0b\u6765\uff0c\u901a\u5e38\u5e76\u4e0d\u662f\u7406\u60f3\u9009\u62e9\u3002LVM \u5feb\u7167\u6b63\u662f\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u800c\u5b58\u5728\u3002Linux \u5b98\u65b9\u6587\u6863\u5c06\u5feb\u7167\u63cf\u8ff0\u4e3a\u76ee\u6807\u5377\u5728\u67d0\u4e00\u65f6\u523b\u7684\u70b9\u65f6\u95f4\u955c\u50cf\uff0c\u901a\u5e38\u53ef\u7528\u4e8e\u8ba9\u5907\u4efd\u4efb\u52a1\u9488\u5bf9\u5feb\u7167\u8fd0\u884c\uff0c\u800c\u539f\u59cb\u6587\u4ef6\u7cfb\u7edf\u7ee7\u7eed\u53d1\u751f\u53d8\u5316\u3002\u8fd9\u79cd\u8bbe\u8ba1\u4f7f\u5feb\u7167\u7279\u522b\u9002\u5408\u90a3\u4e9b\u9700\u8981\u7f29\u77ed\u7ef4\u62a4\u7a97\u53e3\u3001\u540c\u65f6\u53c8\u5fc5\u987b\u4fdd\u969c\u4e1a\u52a1\u8fde\u7eed\u6027\u7684\u7ba1\u7406\u5458\u3002 \u4ece\u6781\u5ba2\u89c6\u89d2\u770b\uff0c\u5b83\u7684\u8ff7\u4eba\u4e4b\u5904\u5f88\u76f4\u63a5\uff1a\u4f60\u5e76\u4e0d\u662f\u5728\u6162\u541e\u541e\u5730\u5b8c\u6574\u590d\u5236\u6574\u5757\u78c1\u76d8\uff0c\u800c\u662f\u5728\u521b\u5efa\u4e00\u4e2a\u903b\u8f91\u68c0\u67e5\u70b9\u3002\u68c0\u67e5\u70b9\u5efa\u7acb\u4e4b\u540e\uff0c\u539f\u59cb\u5377\u4e0a\u88ab\u4fee\u6539\u7684\u6570\u636e\u5757\u4f1a\u88ab\u8bb0\u5f55\u4e0b\u6765\uff0c\u4ece\u800c\u8ba9\u5feb\u7167\u59cb\u7ec8\u80fd\u591f\u8868\u793a\u521b\u5efa\u77ac\u95f4\u4e4b\u524d\u7684\u72b6\u6001\u3002\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u5feb\u7167\u521b\u5efa\u901f\u5ea6\u5f88\u5feb\uff0c\u4e5f\u6b63\u56e0\u5982\u6b64\uff0c\u5b83\u975e\u5e38\u9002\u5408\u5728\u5185\u6838\u7ef4\u62a4\u3001\u914d\u7f6e\u91cd\u5199\u3001\u8f6f\u4ef6\u5305\u5347\u7ea7\u6216\u5e94\u7528\u53d1\u5e03\u524d\u4f7f\u7528\u3002 \u5b83\u80fd\u5feb\u901f\u521b\u5efa\u903b\u8f91\u5377\u7684\u65f6\u95f4\u70b9\u89c6\u56fe\u3002 \u5b83\u5141\u8bb8\u5907\u4efd\u4efb\u52a1\u4ece\u5feb\u7167\u8bfb\u53d6\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u8fdb\u5165\u5728\u7ebf\u5199\u5165\u8def\u5f84\u3002 \u5b83\u975e\u5e38\u9002\u5408\u7528\u4e8e\u7ef4\u62a4\u524d\u3001\u8fc1\u79fb\u524d\u4ee5\u53ca\u5bf9\u56de\u6eda\u8981\u6c42\u8f83\u9ad8\u7684\u53d8\u66f4\u573a\u666f\u3002 \u5b83\u540c\u6837\u9002\u7528\u4e8e\u670d\u52a1\u5668\u79df\u7528\u548c\u670d\u52a1\u5668\u6258\u7ba1\u573a\u666f\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u573a\u666f\u901a\u5e38\u90fd\u975e\u5e38\u91cd\u89c6\u670d\u52a1\u8fde\u7eed\u6027\u3002 LVM \u5feb\u7167\u7a76\u7adf\u662f\u4ec0\u4e48 LVM \u4f4d\u4e8e\u5757\u8bbe\u5907\u548c\u6587\u4ef6\u7cfb\u7edf\u4e4b\u95f4\uff0c\u4e3a\u7ba1\u7406\u5458\u63d0\u4f9b\u4e00\u4e2a\u7075\u6d3b\u7684\u62bd\u8c61\u5c42\uff0c\u7528\u4e8e\u5207\u5206\u3001\u6269\u5c55\u548c\u7ba1\u7406\u5b58\u50a8\u3002\u5feb\u7167\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u903b\u8f91\u5377\uff0c\u7528\u6765\u4fdd\u7559\u539f\u59cb\u5377\u5728\u67d0\u4e00\u4e2a\u77ac\u95f4\u7684\u6837\u5b50\u3002\u5b98\u65b9 Linux \u6587\u6863\u548c\u5404\u5927\u53d1\u884c\u7248\u6587\u6863\u90fd\u6307\u51fa\uff0c\u539f\u59cb\u5377\u5728\u5feb\u7167\u521b\u5efa\u4e4b\u540e\u4ecd\u53ef\u6b63\u5e38\u8fd0\u884c\uff0c\u800c\u5feb\u7167\u5219\u8868\u73b0\u5f97\u50cf\u662f\u88ab\u5b9a\u683c\u5728\u521b\u5efa\u90a3\u4e00\u523b\u3002 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     Read More…<\/a><\/p>\n","protected":false},"author":2,"featured_media":35153,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4816],"tags":[13734,13735,13736,13737],"class_list":["post-35156","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-america-dedicated-server-sc","tag-lvm-snapshots","tag-instant-server-backup","tag-linux-server-backup","tag-snapshot-restore"],"acf":[],"yoast_head":"\n