{"id":51912,"date":"2024-12-03T11:23:28","date_gmt":"2024-12-03T03:23:28","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51912\/"},"modified":"2024-12-03T11:23:28","modified_gmt":"2024-12-03T03:23:28","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8linux%e4%b8%8a%e5%ae%9e%e7%8e%b0%e9%ab%98%e5%8f%af%e7%94%a8%e6%80%a7-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51912\/","title":{"rendered":"\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027"},"content":{"rendered":"

<\/b> <\/p>\n

\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027<\/h1>\n

\u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027<\/p>\n

\u6458\u8981\uff1a\u968f\u7740\u8ba1\u7b97\u673a\u7cfb\u7edf\u7684\u65e5\u76ca\u590d\u6742\u548c\u5bf9\u53ef\u7528\u6027\u7684\u9700\u6c42\u4e0d\u65ad\u589e\u52a0\uff0c\u9ad8\u53ef\u7528\u6027\u5df2\u6210\u4e3a\u73b0\u4ee3\u7cfb\u7edf\u8bbe\u8ba1\u7684\u91cd\u8981\u5173\u6ce8\u70b9\u4e4b\u4e00\u3002\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecd\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\uff0c\u5e76\u63d0\u4f9b\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

\u5f15\u8a00\uff1a
\u5728\u73b0\u4ee3\u7684\u8ba1\u7b97\u73af\u5883\u4e2d\uff0c\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u65e0\u8bba\u662f\u4f01\u4e1a\u7ea7\u5e94\u7528\u7a0b\u5e8f\u8fd8\u662f\u4e2a\u4eba\u7535\u8111\uff0c\u90fd\u9700\u8981\u80fd\u591f\u5168\u5929\u5019\u8fd0\u884c\uff0c\u4ee5\u4fbf\u63d0\u4f9b\u7a33\u5b9a\u53ef\u9760\u7684\u670d\u52a1\u3002Linux\u4f5c\u4e3a\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5177\u5907\u4e30\u5bcc\u7684\u9ad8\u53ef\u7528\u6027\u529f\u80fd\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u5c42\u9762\u7684\u9700\u6c42\u3002<\/p>\n

\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecd\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\uff0c\u5305\u62ec\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u548c\u865a\u62dfIP\uff08VIP\uff09\u6280\u672f\u3002\u540c\u65f6\uff0c\u6211\u4eec\u8fd8\u5c06\u63d0\u4f9b\u4e00\u4e9b\u793a\u4f8b\u4ee3\u7801\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e9b\u6280\u672f\u3002<\/p>\n

\u4e00\u3001\u5fc3\u8df3\u8f6f\u4ef6\u7684\u4f7f\u7528
\u5fc3\u8df3\u8f6f\u4ef6\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u9ad8\u53ef\u7528\u6027\u89e3\u51b3\u65b9\u6848\uff0c\u53ef\u4ee5\u786e\u4fdd\u5728\u4e3b\u670d\u52a1\u5668\u51fa\u73b0\u6545\u969c\u7684\u60c5\u51b5\u4e0b\uff0c\u5907\u7528\u670d\u52a1\u5668\u53ef\u4ee5\u81ea\u52a8\u63a5\u7ba1\u5176\u5de5\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u6765\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n

\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n

    \n
  1. \n

    \u5b89\u88c5\u5fc3\u8df3\u8f6f\u4ef6
    \u5728\u547d\u4ee4\u884c\u4e2d\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b89\u88c5\u5fc3\u8df3\u8f6f\u4ef6\uff1a<\/p>\n

    sudo apt-get install heartbeat<\/pre>\n<\/li>\n
  2. \n
    \u914d\u7f6e\u4e3b\u670d\u52a1\u5668\u548c\u5907\u7528\u670d\u52a1\u5668
    \u7f16\u8f91\/etc\/ha.d\/ha.cf<\/code>\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n
    debugfile \/var\/log\/ha-debug\nlogfile \/var\/log\/ha-log\nlogfacility local0\n\nkeepalive 2\ndeadtime 10\nudpport 694\n\nbcast eth0\nnode server1\nnode server2\nping 192.168.1.1<\/pre>\n<\/li>\n
  3. \n
    \u914d\u7f6e\u8d44\u6e90
    \u7f16\u8f91\/etc\/ha.d\/haresources<\/code>\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n
    server1 IPaddr::192.168.1.10\/24\/eth0\nserver1 httpd<\/pre>\n<\/li>\n
  4. \n
    \u542f\u52a8\u5fc3\u8df3\u8f6f\u4ef6
    \u5728\u4e3b\u670d\u52a1\u5668\u548c\u5907\u7528\u670d\u52a1\u5668\u4e0a\u5206\u522b\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u542f\u52a8\u5fc3\u8df3\u8f6f\u4ef6\uff1a<\/p>\n
    sudo \/etc\/init.d\/heartbeat start<\/pre>\n<\/li>\n<\/ol>\n
    \u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u5728Linux\u4e0a\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\uff0c\u4fdd\u8bc1\u4e3b\u670d\u52a1\u5668\u7684\u6545\u969c\u4e0d\u4f1a\u5f71\u54cd\u5230\u6574\u4e2a\u7cfb\u7edf\u7684\u8fd0\u884c\u3002<\/p>\n
    \u4e8c\u3001\u865a\u62dfIP\uff08VIP\uff09\u6280\u672f\u7684\u4f7f\u7528
    \u9664\u4e86\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\uff0c\u865a\u62dfIP\uff08VIP\uff09\u6280\u672f\u4e5f\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u9ad8\u53ef\u7528\u6027\u89e3\u51b3\u65b9\u6848\u3002\u865a\u62dfIP\u6280\u672f\u53ef\u4ee5\u5c06\u4e00\u4e2aIP\u5730\u5740\u6620\u5c04\u5230\u591a\u4e2a\u5b9e\u9645\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u4ece\u800c\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u6545\u969c\u8f6c\u79fb\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728Linux\u4e0a\u4f7f\u7528\u865a\u62dfIP\u6280\u672f\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n
    \u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n
      \n
    1. \n
      \u5b89\u88c5\u5e76\u914d\u7f6e\u865a\u62dfIP\u8f6f\u4ef6
      \u5728\u547d\u4ee4\u884c\u4e2d\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b89\u88c5\u5e76\u914d\u7f6e\u865a\u62dfIP\u8f6f\u4ef6\uff1a<\/p>\n
      sudo apt-get install keepalived<\/pre>\n<\/li>\n
    2. \n
      \u7f16\u8f91\/etc\/keepalived\/keepalived.conf<\/code>\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n
      vrrp_instance VI_1 {\n    state MASTER\n    interface eth0\n    virtual_router_id 51\n    priority 100\n    advert_int 1\n    authentication {\n        auth_type PASS\n        auth_pass 1111\n    }\n    virtual_ipaddress {\n        192.168.1.100\n    }\n}<\/pre>\n<\/li>\n
    3. \n
      \u542f\u52a8\u865a\u62dfIP\u8f6f\u4ef6
      \u5728\u670d\u52a1\u5668\u4e0a\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u542f\u52a8\u865a\u62dfIP\u8f6f\u4ef6\uff1a<\/p>\n
      sudo \/etc\/init.d\/keepalived start<\/pre>\n<\/li>\n<\/ol>\n
      \u4f7f\u7528\u4e0a\u8ff0\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u5728Linux\u4e0a\u914d\u7f6e\u865a\u62dfIP\uff0c\u5b9e\u73b0\u7cfb\u7edf\u7684\u9ad8\u53ef\u7528\u6027\u548c\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n
      \u7ed3\u8bba\uff1a
      \u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\uff0c\u5e76\u63d0\u4f9b\u4e86\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u548c\u865a\u62dfIP\u6280\u672f\u7684\u4ee3\u7801\u793a\u4f8b\u3002\u65e0\u8bba\u662f\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u8fd8\u662f\u865a\u62dfIP\u6280\u672f\uff0c\u90fd\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u7528\u6027\uff0c\u786e\u4fdd\u7cfb\u7edf\u80fd\u591f\u5168\u5929\u5019\u8fd0\u884c\u5e76\u63d0\u4f9b\u53ef\u9760\u7684\u670d\u52a1\u3002<\/p>\n
      \u7136\u800c\uff0c\u4f5c\u4e3a\u7cfb\u7edf\u8bbe\u8ba1\u8005\u548c\u7ba1\u7406\u5458\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u4e0d\u65ad\u5b66\u4e60\u548c\u6df1\u5165\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u9ad8\u53ef\u7528\u6027\u7684\u6280\u672f\u548c\u65b9\u6cd5\uff0c\u4ee5\u5e94\u5bf9\u4e0d\u65ad\u53d8\u5316\u7684\u9700\u6c42\u548c\u6311\u6218\u3002\u5e0c\u671b\u672c\u6587\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528Linux\u4e0a\u7684\u9ad8\u53ef\u7528\u6027\u6280\u672f\uff0c\u4ece\u800c\u63d0\u5347\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n
      \u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300a\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u5427\uff01<\/p>\n
      \n
      <\/dt>\n
      \n   \u5982\u4f55\u5904\u7406Linux\u7cfb\u7edf\u4e2d\u9891\u7e41\u51fa\u73b0\u7684\u6587\u4ef6\u7cfb\u7edf\u9519\u8bef\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
      \u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027 \u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 \u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027 \u6458\u8981\uff1a\u968f\u7740\u8ba1\u7b97\u673a\u7cfb\u7edf\u7684\u65e5\u76ca\u590d\u6742\u548c\u5bf9\u53ef\u7528\u6027\u7684\u9700\u6c42\u4e0d\u65ad\u589e\u52a0\uff0c\u9ad8\u53ef\u7528\u6027\u5df2\u6210\u4e3a\u73b0\u4ee3\u7cfb\u7edf\u8bbe\u8ba1\u7684\u91cd\u8981\u5173\u6ce8\u70b9\u4e4b\u4e00\u3002\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecd\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\uff0c\u5e76\u63d0\u4f9b\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u5f15\u8a00\uff1a\u5728\u73b0\u4ee3\u7684\u8ba1\u7b97\u73af\u5883\u4e2d\uff0c\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u65e0\u8bba\u662f\u4f01\u4e1a\u7ea7\u5e94\u7528\u7a0b\u5e8f\u8fd8\u662f\u4e2a\u4eba\u7535\u8111\uff0c\u90fd\u9700\u8981\u80fd\u591f\u5168\u5929\u5019\u8fd0\u884c\uff0c\u4ee5\u4fbf\u63d0\u4f9b\u7a33\u5b9a\u53ef\u9760\u7684\u670d\u52a1\u3002Linux\u4f5c\u4e3a\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5177\u5907\u4e30\u5bcc\u7684\u9ad8\u53ef\u7528\u6027\u529f\u80fd\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u5c42\u9762\u7684\u9700\u6c42\u3002 \u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecd\u5982\u4f55\u5728Linux\u4e0a\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\uff0c\u5305\u62ec\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u548c\u865a\u62dfIP\uff08VIP\uff09\u6280\u672f\u3002\u540c\u65f6\uff0c\u6211\u4eec\u8fd8\u5c06\u63d0\u4f9b\u4e00\u4e9b\u793a\u4f8b\u4ee3\u7801\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e9b\u6280\u672f\u3002 \u4e00\u3001\u5fc3\u8df3\u8f6f\u4ef6\u7684\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u9ad8\u53ef\u7528\u6027\u89e3\u51b3\u65b9\u6848\uff0c\u53ef\u4ee5\u786e\u4fdd\u5728\u4e3b\u670d\u52a1\u5668\u51fa\u73b0\u6545\u969c\u7684\u60c5\u51b5\u4e0b\uff0c\u5907\u7528\u670d\u52a1\u5668\u53ef\u4ee5\u81ea\u52a8\u63a5\u7ba1\u5176\u5de5\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u6765\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u3002 \u4ee3\u7801\u793a\u4f8b\uff1a \u5b89\u88c5\u5fc3\u8df3\u8f6f\u4ef6\u5728\u547d\u4ee4\u884c\u4e2d\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b89\u88c5\u5fc3\u8df3\u8f6f\u4ef6\uff1a sudo apt-get install heartbeat \u914d\u7f6e\u4e3b\u670d\u52a1\u5668\u548c\u5907\u7528\u670d\u52a1\u5668\u7f16\u8f91\/etc\/ha.d\/ha.cf\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a debugfile \/var\/log\/ha-debug logfile \/var\/log\/ha-log logfacility local0 keepalive 2 deadtime 10 udpport 694 bcast eth0 node server1 node server2 ping 192.168.1.1 \u914d\u7f6e\u8d44\u6e90\u7f16\u8f91\/etc\/ha.d\/haresources\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a server1 IPaddr::192.168.1.10\/24\/eth0 server1 httpd \u542f\u52a8\u5fc3\u8df3\u8f6f\u4ef6\u5728\u4e3b\u670d\u52a1\u5668\u548c\u5907\u7528\u670d\u52a1\u5668\u4e0a\u5206\u522b\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u542f\u52a8\u5fc3\u8df3\u8f6f\u4ef6\uff1a sudo \/etc\/init.d\/heartbeat start \u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u5728Linux\u4e0a\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\uff0c\u4fdd\u8bc1\u4e3b\u670d\u52a1\u5668\u7684\u6545\u969c\u4e0d\u4f1a\u5f71\u54cd\u5230\u6574\u4e2a\u7cfb\u7edf\u7684\u8fd0\u884c\u3002 \u4e8c\u3001\u865a\u62dfIP\uff08VIP\uff09\u6280\u672f\u7684\u4f7f\u7528\u9664\u4e86\u4f7f\u7528\u5fc3\u8df3\u8f6f\u4ef6\uff0c\u865a\u62dfIP\uff08VIP\uff09\u6280\u672f\u4e5f\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u9ad8\u53ef\u7528\u6027\u89e3\u51b3\u65b9\u6848\u3002\u865a\u62dfIP\u6280\u672f\u53ef\u4ee5\u5c06\u4e00\u4e2aIP\u5730\u5740\u6620\u5c04\u5230\u591a\u4e2a\u5b9e\u9645\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u4ece\u800c\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u6545\u969c\u8f6c\u79fb\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728Linux\u4e0a\u4f7f\u7528\u865a\u62dfIP\u6280\u672f\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u3002 \u4ee3\u7801\u793a\u4f8b\uff1a \u5b89\u88c5\u5e76\u914d\u7f6e\u865a\u62dfIP\u8f6f\u4ef6\u5728\u547d\u4ee4\u884c\u4e2d\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b89\u88c5\u5e76\u914d\u7f6e\u865a\u62dfIP\u8f6f\u4ef6\uff1a sudo apt-get install keepalived \u7f16\u8f91\/etc\/keepalived\/keepalived.conf\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a vrrp_instance VI_1 { 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