{"id":495,"date":"2024-12-04T16:32:51","date_gmt":"2024-12-04T08:32:51","guid":{"rendered":"http:\/\/192.168.5.24\/?p=495"},"modified":"2025-05-09T23:36:26","modified_gmt":"2025-05-09T15:36:26","slug":"lvs%e8%b4%9f%e8%bd%bd%e5%9d%87%e8%a1%a1%e7%be%a4%e9%9b%86%e7%9a%84%e6%90%ad%e5%bb%ba","status":"publish","type":"post","link":"https:\/\/bigvip.dpdns.org\/?p=495","title":{"rendered":"LVS\u8d1f\u8f7d\u5747\u8861\u7fa4\u96c6\u7684\u642d\u5efa"},"content":{"rendered":"\n

\u4e00\u3001\u96c6\u7fa4\u7684\u6982\u5ff5<\/strong><\/p>\n\n\n\n

Cluster\uff0c\u53c8\u79f0\u4e3a\u96c6\u7fa4\u3001\u7fa4\u96c6\uff0c\u7531\u591a\u53f0\u4e3b\u673a\u6784\u6210\uff0c\u4f46\u5bf9\u5916\u53ea\u8868\u73b0\u4e3a\u4e00\u4e2a\u6574\u4f53\u3002<\/p>\n\n\n\n

1\u3001\u7fa4\u96c6\u7684\u7c7b\u578b<\/strong><\/h3>\n\n\n\n
    \n
  • \u200b \u8d1f\u8f7d\u5747\u8861\uff08Load Balancer\uff09\u7fa4\u96c6<\/li>\n<\/ul>\n\n\n\n

    \u200b \u7b80\u79f0\u4e3aLB\uff0c\u4ee5\u63d0\u9ad8\u54cd\u5e94\u80fd\u529b\uff0c\u5c3d\u53ef\u80fd\u5904\u7406\u66f4\u591a\u7684\u8bbf\u95ee\u8bf7\u6c42\uff0c\u51cf\u5c11\u5ef6\u8fdf\u4e3a\u76ee\u6807\u3002\u83b7\u5f97\u9ad8\u5e76\u53d1\uff0c\u9ad8\u8d1f\u8f7d\u7684\u6574\u4f53\u6027\u80fd\u3002<\/p>\n\n\n\n

      \n
    • \u200b \u9ad8\u53ef\u7528\uff08High Available\uff09\u7fa4\u96c6 <\/li>\n<\/ul>\n\n\n\n

      \u7b80\u79f0\u4e3aHA\uff0c\u5c3d\u53ef\u80fd\u7684\u51cf\u5c11\u4e2d\u65ad\u65f6\u95f4\u4e3a\u76ee\u7684\uff0c\u4fdd\u8bc1\u670d\u52a1\u7684\u8fde\u7eed\u6027\uff0c\u8fbe\u5230\u9ad8\u53ef\u7528\u6027\u7684\u6548\u679c\u3002\u6545\u969c\u5207\u6362\uff0c\u53cc\u673a\u70ed\u5907\uff0c\u591a\u673a\u70ed\u5907\u90fd\u662f\u9ad8\u53ef\u7528\u6027\u7fa4\u96c6<\/p>\n\n\n\n

        \n
      • \u200b \u9ad8\u6027\u80fd\u8fd0\u7b97\uff08High Performance Computer\uff09\u7fa4\u96c6<\/li>\n<\/ul>\n\n\n\n

        2\u3001\u8d1f\u8f7d\u5747\u8861\u7684\u5de5\u4f5c\u6a21\u5f0f<\/strong><\/h3>\n\n\n\n
          \n
        • \u5730\u5740\u8f6c\u6362\uff08NAT\uff09\u6a21\u5f0f \u8c03\u5ea6\u5668\u548cweb\u670d\u52a1\u5668\u4eec\u4e8e\u540c\u4e00\u4e2a\u5c40\u57df\u7f51\uff0c\u8c03\u5ea6\u5668\u5373NAT\u670d\u52a1\u5668\uff0c\u6709\u4e24\u5757\u7f51\u5361\uff0c\u4f5c\u4e3a\u5185\u7f51\u7f51\u5173<\/strong>\uff0c\u8f6c\u53d1\u7528\u6237\u8bf7\u6c42\u548c\u670d\u52a1\u5668\u54cd\u5e94\u3002\u771f\u6b63\u7684\u670d\u52a1\u5668\u88abNAT\u9690\u85cf\u8d77\u6765\uff0c\u5b89\u5168\u6027\u8f83\u9ad8\u3002<\/li>\n\n\n\n
        • IP\u96a7\u9053\uff08TUN\uff09\u6a21\u5f0f \u8c03\u5ea6\u5668\u548cweb\u670d\u52a1\u5668\u5206\u5e03\u5728\u4e92\u8054\u7f51\u4e0a\u4e0d\u540c\u7684\u4f4d\u7f6e\uff0c\u8c03\u5ea6\u5668\u548c\u670d\u52a1\u5668\u901a\u8fc7IP\u96a7\u9053\u8fde\u63a5\u3002\u5ba2\u6237\u7aef\u8bf7\u6c42\u7531\u8c03\u5ea6\u5668\u8f6c\u53d1\u7ed9\u670d\u52a1\u5668\uff0c\u670d\u52a1\u5668\u54cd\u5e94\u76f4\u63a5\u8f6c\u53d1\u7ed9\u5ba2\u6237\u7aef\uff08\u4e0d\u518d\u7ecf\u8c03\u5ea6\u5668\uff09\u3002\u4e3a\u4e86IP\u5730\u5740\u4e00\u81f4\uff0c\u4e5f\u9700\u8981\u670d\u52a1\u5668\u4ee5\u8c03\u5ea6\u5668\u7684IP\u5730\u5740\u6765\u54cd\u5e94\u3002<\/li>\n\n\n\n
        • \u76f4\u63a5\u8def\u7531\uff08DR\uff09\u6a21\u5f0f \u8c03\u5ea6\u5668\u548cweb\u670d\u52a1\u5668\u4eec\u4e8e\u540c\u4e00\u4e2a\u5c40\u57df\u7f51\u3002\u5ba2\u6237\u7aef\u5c06\u8bf7\u6c42\u53d1\u7ed9\u8c03\u5ea6\u5668\uff0c\u8c03\u5ea6\u5668\u4ec5\u4fee\u6539\u8bf7\u6c42\u5305\u7684\u76ee\u6807MAC\u5730\u5740<\/strong>\uff08\u4e0d\u4fee\u6539IP\uff09,\u8ba9\u540e\u5c06\u8bf7\u6c42\u53d1\u7ed9web\u670d\u52a1\u5668\uff0cweb\u670d\u52a1\u5668\u5c06\u54cd\u5e94\u76f4\u63a5\u53d1\u7ed9\u5ba2\u6237\u673a\u3002\u8981\u6c42\u670d\u52a1\u5668\u6709\u591a\u4e2aIP\uff0c\u9664\u4e86\u81ea\u5df1\u7684\u5c40\u57df\u7f51IP\u5916\uff0c\u8fd8\u8981\u6709\u4e0e\u8c03\u5ea6\u5668\u5171\u4eab \u7684\u96c6\u7fa4IP\u3002<\/li>\n<\/ul>\n\n\n\n

          \u4ee5\u4e0a\u5de5\u4f5c\u6a21\u5f0f\u4e2d\uff0c\u5b89\u5168\u6027\u4f9d\u6b21\u964d\u4f4e\uff0c\u4f46\u6027\u80fd\u4f9d\u6b21\u5347\u9ad8\u3002<\/p>\n\n\n\n

          3\u3001LVS\u865a\u62df\u670d\u52a1\u5668<\/strong><\/h3>\n\n\n\n

          \u6982\u5ff5<\/h4>\n\n\n\n

          \u200b Linux Virtual Server,Linux\u865a\u62df\u670d\u52a1\u5668\uff0c\u662f\u4e00\u4e2a\u865a\u62df\u7684\u670d\u52a1\u5668\u96c6\u7fa4\u7cfb\u7edf\uff0c\u662f\u9488\u5bf9linux\u5185\u6838\u7684\u8d1f\u8f7d\u5747\u8861\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n

          \u4f7f\u7528\u65b9\u6cd5<\/h4>\n\n\n\n

          \u200b modprobe ip_vs<\/p>\n\n\n\n

          \u200b \u4f7f\u7528LVS\u529f\u80fd\u9700\u8981\u52a0\u8f7dip_vs\u6a21\u5757\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0clinux\u81ea\u52a8\u52a0\u8f7d\u8be5\u6a21\u5757\u3002ip_vs\u662fLVS\u7684\u6838\u5fc3\u6a21\u5757\uff0c\u800cipvsadm\u662f\u7528\u6237\u7a7a\u95f4\u7684ip_vs\u7ba1\u7406\u5de5\u5177\u3002<\/p>\n\n\n\n

          LVS\u8d1f\u8f7d\u8c03\u5ea6\u7b97\u6cd5<\/h4>\n\n\n\n

          \u200b LVS\u8d1f\u8f7d\u8c03\u5ea6\u7b97\u6cd5\u5373\u8f6c\u53d1\u7528\u6237\u8bf7\u6c42\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n

            \n
          • \u200b \u8f6e\u8be2\uff08Round Robin)<\/li>\n\n\n\n
          • \u200b \u52a0\u6743\u8f6e\u8be2\uff08Weighted Round Robin)<\/li>\n\n\n\n
          • \u200b \u6700\u5c11\u8fde\u63a5(Least Connections)<\/li>\n\n\n\n
          • \u200b \u52a0\u6743\u6700\u5c11\u8fde\u63a5(Weighted Least Connections)<\/li>\n<\/ul>\n\n\n\n

            4\u3001\u914d\u7f6eLVS<\/strong><\/h3>\n\n\n\n

            1\uff09 \u5b89\u88c5\u5de5\u5177ipvsadm<\/h4>\n\n\n\n

            \u5b89\u88c5\uff0c\u5728\u8c03\u5ea6\u5668\u4e0a\u5b89\u88c5\u7528\u6237\u7a7a\u95f4\u5de5\u5177\u3002<\/p>\n\n\n\n

            \u200b yum -y install ipvsadm<\/p>\n\n\n\n

            2\uff09 \u521b\u5efa\u865a\u62df\u670d\u52a1\u5668<\/strong><\/h4>\n\n\n\n
            \uff081\uff09\u589e\u52a0\u865a\u62df\u670d\u52a1\u5668<\/h5>\n\n\n\n

            \u200b ipvsadm -A -t 192.168.186.88:80 -s rr<\/p>\n\n\n\n

            \u521b\u5efa\u4e00\u53f0\u865a\u62df\u670d\u52a1\u5668\uff0c-t\u540e\u8ddf\u7fa4\u96c6IP\u5730\u5740\uff0c-s\uff08schedule\uff09\u6307\u5b9a\u5bf9\u4e8e\u8be5\u670d\u52a1\u5668\u8c03\u5ea6\u7b97\u6cd5\uff0crr\uff08Round Robin)\u4e3a\u8bba\u8be2\u8c03\u5ea6\u3002   \u200b-t,tcp\uff0c\u53ef\u4ee5\u662f-u \u5373udp\uff0c\u865a\u62df\u670d\u52a1\u5668\u652f\u6301\u7684\u534f\u8bae\u3002<\/code><\/pre>\n\n\n\n
            \uff082\uff09\u5c06\u771f\u5b9e\u670d\u52a1\u5668\u52a0\u5165\u5230\u7fa4\u96c6<\/h5>\n\n\n\n
            \u200b ipvsadm -a -t 192.168.186.88:80 -r 192.168.71.128:80 -m -w 1<\/p>\n\n\n\n
            \u200b ipvsadm -a -t 192.168.186.88:80 -r 192.168.71.129:80 -m -w 1<\/p>\n\n\n\n
            \u200b          -r \uff08real)\u8ddf\u771f\u5b9e\u670d\u52a1\u5668IP\u5730\u5740\uff0c-m(masquerade)\u8868\u793a\u91c7\u7528NAT\u6a21\u5f0f\uff08DR\u6a21\u5f0f-g)\uff0c-w 1 \u8868\u793a\u7ed9\u7684\u6743\u91cd\u3002<\/p>\n\n\n\n
                               \u8c03\u5ea6\u7c7b\u578b\uff1a<\/strong><\/h6>\n\n\n\n
            \u200b rr = \u8f6e\u8be2  \u200b wrr = \u52a0\u6743\u8f6e\u8be2 \u200b lc = \u6700\u5c11\u94fe\u63a5 \u200b wlc = \u52a0\u6743\u6700\u5c11\u94fe\u63a5<\/p>\n\n\n\n
                               \u96c6\u7fa4\u8bbf\u95ee\u6a21\u5f0f:<\/strong><\/h6>\n\n\n\n
            \u200b -m=NAT\u6a21\u5f0f  -g = DR\u6a21\u5f0f   -i = TUN\u6a21\u5f0f  -w = \u8bbe\u7f6e\u6743\u91cd\uff08\u6743\u91cd\u4e3a0\u8868\u793a\u6682\u505c\u8282\u70b9\uff09<\/p>\n\n\n\n
            \uff083\uff09\u67e5\u770b\u914d\u7f6e<\/h5>\n\n\n\n
            \u200b ipvsadm -ln<\/p>\n\n\n\n
              \u6ce8:-l\u5217\u51favs\u914d\u7f6e\u5217\u8868\uff0cn\u4ee5\u6570\u5b57\u65b9\u5f0f \u663e\u793aIP\u548c\u7aef\u53e3\u53f7\u3002<\/code><\/pre>\n\n\n\n
            \uff084\uff09\u5220\u9664\u7fa4\u96c6\u4e2d\u7684\u771f\u5b9e\u670d\u52a1\u5668<\/h5>\n\n\n\n
            \u200b ipvsadm -d -r 192.168.168.88:80 -t 192.168.71.129:80<\/p>\n\n\n\n
            \uff085\uff09\u4fdd\u5b58\u914d\u7f6e <\/h5>\n\n\n\n
            \u200b ipvsadm-save >\/etc\/sysconfig\/ipvsadm                            #\u5c06\u5185\u5b58\u4e2d\u7684\u89c4\u5219\u5b58\u76d8<\/p>\n\n\n\n
            \uff086\uff09\u5220\u9664\u7fa4\u96c6<\/h5>\n\n\n\n
            \u200b ipvsadm -D -t 192.168.168.88:80<\/p>\n\n\n\n
            \uff087\uff09\u6062\u590d\u914d\u7f6e<\/h5>\n\n\n\n
            \u200b ipvsadm-restore<\/etc\/sysconfig\/ipvsadm<\/p>\n\n\n\n
            \u4e8c\u3001\u6848\u4f8b<\/strong>1\u2014LVS\u2014NAT\u7fa4\u96c6\u914d\u7f6e<\/strong><\/p>\n\n\n\n
             1\u3001\u5e94\u7528\u8981\u6c42<\/h3>\n\n\n\n
            \u200b LVS\u8c03\u5ea6\u5668\u4f5c\u4e3aWeb\u670d\u52a1\u5668\u6c60\u7684\u7f51\u5173 \u200b \u4f7f\u7528\u8f6e\u8be2\uff08rr\uff09\u8c03\u5ea6\u7b97\u6cd5<\/p>\n\n\n\n
             2\u3001\u73af\u5883\u8bf4\u660e<\/h3>\n\n\n\n
            \u200b 1\uff09\u3001\u8c03\u5ea6\u5668\u4e24\u5757\u7f51\u5361\uff0c\u5916\u7f51\u7f51\u5361\u91c7\u7528\u6865\u63a5\u6a21\u5f0f\u4e0e\u4e92\u8054\u7f51\u7528\u6237\u4e3b\u673a\u76f8\u8fde\u63a5\u3002\u4e92\u8054\u7f51\u7528\u6237\u4e3b\u673a\u91c7\u7528\u771f\u673a\u6a21\u62df\u3002<\/p>\n\n\n\n
            \u200b 2\uff09\u3001\u8c03\u5ea6\u5668\u4e0e\u5185\u7f51\u4ea4\u6362\u673a\u76f8\u8fde\u63a5\u5185\u7f51\u7f51\u5361\u91c7\u7528\u4ec5\u4e3b\u673a\u6a21\u5f0f\uff0c\u4e0e\u4e24\u53f0\u7f51\u5361\u4e5f\u91c7\u7528\u4ec5\u4e3b\u673a\u6a21\u5f0f\u7684web\u670d\u52a1\u5668\u76f8\u8fde\u63a5\u3002<\/p>\n\n\n\n
            3\u3001LVS\u2014NAT\u7fa4\u96c6\u914d\u7f6e<\/h3>\n\n\n\n
            \u670d\u52a1\u5668\u540d\u79f0<\/td>IP<\/td>\u5907\u6ce8<\/td><\/tr>
            LB<\/td>192.168.126.131
            192.168.75.131<\/td>            		\u5185\u5916\u7f51\u53cc\u7f51\u5361<\/td><\/tr>
            WEB1<\/td>192.168.75.128<\/td><\/td><\/tr>
            WEB2<\/td>192.168.75.129<\/td><\/td><\/tr>
            Store<\/td>192.168.75.130<\/td><\/td><\/tr><\/tbody><\/table>
            ip\u914d\u7f6e\u8868<\/figcaption><\/figure>\n\n\n\n
            1\uff09LVS\u8c03\u5ea6\u5668\u7684\u914d\u7f6e<\/h4>\n\n\n\n
            \u200b \uff081\uff09\u914d\u7f6e\u4e24\u5757\u7f51\u5361\uff0c\u5e76\u4e3a\u5185\u3001\u5916\u7f51\u7f51\u5361\u914d\u7f6eIP\u5730\u5740\uff0c\u4fdd\u8bc1\u5176\u4e0e\u5185\u7f51\u4e24\u53f0\u670d\u52a1\u5668\u53ca\u4e92\u8054\u7f51\u5ba2\u6237\u673a\u7684\u8fde\u901a\u6027\u3002<\/p>\n\n\n\n
            \u200b \uff082\uff09\u6253\u5f00\u6570\u636e\u5305\u8f6c\u53d1\u529f\u80fd<\/p>\n\n\n\n
            echo “net.ipv4.ip_forward = 1” >>\/etc\/sysctl.d\/99-sysctl.conf<\/p>\n\n\n\n
            sysctl -p<\/p>\n\n\n\n
            \uff083\uff09\u914d\u7f6eSNAT\u7b56\u7565<\/p>\n\n\n\n
            \u200b iptables -t nat -A POSTROUTING -s 192.168.75.0\/24 -j SNAT –to-source 192.168.126.131<\/p>\n\n\n\n
            \u200b \uff084\uff09\u914d\u7f6eLVS-NAT\u7b56\u7565<\/p>\n\n\n\n
            \u200b            a.\u521b\u5efalvs\u865a\u62df\u670d\u52a1\u5668\u7fa4\u96c6\uff1a<\/p>\n\n\n\n
            \u200b ipvsadm -A -t 192.168.126.131:80 -s rr #\u7fa4\u96c6IP\uff1a192.168.126.131\uff08\u5916\u7f51\u53e3IP\uff09\uff0c\u8c03\u5ea6\u7c7b\u578b\uff1arr<\/p>\n\n\n\n
            \u200b            b. \u5411\u670d\u52a1\u5668\u7fa4\u96c6\u4e2d\u6dfb\u52a0\u771f\u5b9e\u670d\u52a1\u5668\uff1a<\/p>\n\n\n\n
            \u200b ipvsadm -a -t 192.168.126.131:80 -r 192.168.75.128:80 -m -w 1<\/p>\n\n\n\n
            \u200b ipvsadm -a -t 192.168.126.131:80 -r 192.168.75.129:80 -m -w 1<\/p>\n\n\n\n
            \u200b            c.\u9a8c\u8bc1\u914d\u7f6e\uff1a<\/p>\n\n\n\n
            \u200b ipvsadm -ln<\/p>\n\n\n\n
            2\uff09\u3001Web\u670d\u52a1\u5668\u7684\u914d\u7f6e<\/h4>\n\n\n\n
            \u200b \uff081\uff09\u914d\u7f6eIP\u548c\u9ed8\u8ba4\u7f51\u5173\uff1aroute add default gw 192.168.75.131(\u9ed8\u8ba4\u7f51\u5173\u6307\u5411\u8c03\u5ea6\u5668\u7684\u5185\u7f51IP\uff1a192.168.75.131)\u3002<\/p>\n\n\n\n
            \u200b \uff082\uff09\u5b89\u88c5httpd,\u5e76\u914d\u7f6e\u7ad9\u70b9\u3002\u4e3a\u4e24\u53f0\u670d\u52a1\u5668\u521b\u5efa\u9996\u9875\uff0c192.168.75.128\u670d\u52a1\u5668\u9996\u9875\u5185\u5bb9\u4e3a192.168.75.128,192.168.75.129\u670d\u52a1\u5668\u9996\u9875\u5185\u5bb9\u4e3a192.168.75.129\u3002<\/p>\n\n\n\n
            3\uff09\u3001\u7ed3\u679c\u9a8c\u8bc1<\/h4>\n\n\n\n
            \u200b \u5728\u5bbf\u4e3b\u673a\u4e0a\u8bbf\u95eehttp:\/\/192.168.126.131\uff0c\u5e76\u9a8c\u8bc1\u7fa4\u96c6\u5206\u914d\u60c5\u51b5\u3002\u6ce8\u610f\u8bbf\u95ee\u4e2d\u53ca\u65f6\u6e05\u9664\u6d4f\u89c8\u5668\u7f13\u5b58\u3002<\/p>\n\n\n\n
            \u200b \u8bbf\u95ee\u7ed3\u679c\u8bf4\u660e\uff1a\u7528\u6237\u8bbf\u95ee192.168.126.131\u65f6\uff0c\u7f51\u9875\u5185\u5bb9\u4ea4\u66ff\u663e\u793a192.168.75.128\u548c192.168.75.129\u3002<\/p>\n\n\n\n
            \u4e09\u3001\u6848\u4f8b2\u2014\u6784\u5efaLVS\u2014DR\u96c6\u7fa4<\/strong><\/p>\n\n\n\n
            \u670d\u52a1\u5668\u540d\u79f0<\/td>IP<\/td>\u5907\u6ce8<\/td><\/tr>
            LB<\/td>192.168.75.131
            VIP:192.168.75.88<\/td>            		\u6240\u6709\u670d\u52a1\u5668\u5728\u540c\u4e00\u4e2a\u7f51\u7edc\uff0c\u65e0\u9700\u591a\u4e2a\u7f51\u5361<\/td><\/tr>
            WEB1<\/td>192.168.75.128
            VIP:192.168.75.88<\/td>            		\ufeff<\/td><\/tr>
            WEB2<\/td>192.168.75.129
            VIP:192.168.75.88<\/td>            		\ufeff<\/td><\/tr>
            Store<\/td>192.168.75.130<\/td>\ufeff<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
            ip\u914d\u7f6e\u8868<\/p>\n\n\n\n
            1\u3001\u8c03\u5ea6\u5668\u914d\u7f6e<\/h3>\n\n\n\n
            1\uff09\u914d\u7f6eIP\u5730\u5740:192.168.75.131\u3002<\/h4>\n\n\n\n
                   2\uff09\u521b\u5efa\u3001\u914d\u7f6e\u865a\u62df\u63a5\u53e3\u3002<\/h4>\n\n\n\n
            \u200b cd \/etc\/sysconfig\/network-scripts\/<\/p>\n\n\n\n
            \u200b cp ifcfg-ens33 ifcfg-ens33:0 #\u590d\u5236\u4ea7\u751f\u903b\u8f91\u63a5\u53e3ens33:0\u3002<\/p>\n\n\n\n
            \u200b vim ifcfg-ens33:0<\/p>\n\n\n\n
            TYPE=Ethernet\nBOOTPROTO=static\nIPADDR=192.168.75.88\nNETMASK=255.255.255.0\nDEVICE=ens33:0\nONBOOT=yes<\/code><\/pre>\n\n\n\n
            \u200b ifup ens33:0 #\u6fc0\u6d3b\u903b\u8f91\u63a5\u53e3\u914d\u7f6e<\/p>\n\n\n\n
                 3\uff09\u8c03\u6574\/proc\u5185\u6838\u53c2\u6570\uff0c\u5173\u95ed\u91cd\u5b9a\u5411\u54cd\u5e94<\/h4>\n\n\n\n
            \u200b vi   \/etc\/sysctl.conf #linux\u53ef\u4ee5\u5728\u4e0d\u5173\u673a\u4e0d\u91cd\u542f\u7684\u60c5\u51b5\u4e0b\u8c03\u6574\u5185\u6838\u53c2\u6570\u3002<\/p>\n\n\n\n
            \u200b \u6587\u4ef6\u6700\u540e\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n
                net.ipv4.conf.all.send_redirects=0      #\u5173\u95edICMP\u91cd\u5b9a\u5411\n    net.ipv4.conf.default.send_redirects=0\n    net.ipv4.conf.ens33.send_redirects=0<\/code><\/pre>\n\n\n\n
            \u200b sysctl  -p #\u914d\u7f6e\u7acb\u5373\u751f\u6548\u3002<\/p>\n\n\n\n
                4\uff09\u914d\u7f6eLVS-DR\u7fa4\u96c6\u7b56\u7565<\/h4>\n\n\n\n
            \u200b a.\u6e05\u9664\u539f\u6709\u8bbe\u7f6e\uff1a<\/p>\n\n\n\n
                \u67e5\u770b\u539f\u6709\u8bbe\u7f6e\uff1a\n    ipvsadm -ln\n    \u6e05\u9664\u539f\u6709\u8bbe\u7f6e\uff1a\n    ipvsadm -D -t IP<\/strong>:80<\/code><\/pre>\n\n\n\n
            \u200b b.\u521b\u5efa\u65b0\u7684\u7fa4\u96c6\uff1a<\/p>\n\n\n\n
                ipvsadm -A -t 192.168.75.88:80 -s rr        #\u521b\u5efa\u865a\u62df\u670d\u52a1\u5668\u6216\u7fa4\u96c6\n    ipvsadm -a -t 192.168.75.88:80 -r 192.168.75.128:80 -g -w  1 \n    ipvsadm -a -t 192.168.75.88:80 -r 192.168.75.129:80 -g -w  1\n    #\u5c06\u771f\u5b9e\u670d\u52a1\u5668\u52a0\u5165\u5230\u96c6\u7fa4\u4e2d\uff0c-g\u8868\u793a\u91c7\u7528DR\u76f4\u63a5\u8def\u7531\u6a21\u5f0f\u4e0b\u3002      <\/code><\/pre>\n\n\n\n
            2\u3001web\u670d\u52a1\u5668\u914d\u7f6e<\/h3>\n\n\n\n
            1\uff09\u914d\u7f6e\u5916\u7f51\u63a5\u53e3ens32\u3001\u7fa4\u96c6\u63a5\u53e3lo:0\uff08web\u670d\u52a1\u5668\u4e0a\u7684\u914d\u7f6e\uff09<\/h4>\n\n\n\n
            \u200b ens32:192.168.75.128<\/p>\n\n\n\n
            \u200b cp \/etc\/sysconfig\/network-scripts\/ifcfg-lo ifcfg-lo:0<\/p>\n\n\n\n
            \u200b vim ifcfg-lo:0<\/p>\n\n\n\n
                    DEVICE=lo:0\n        IPADDR=192.168.75.88\n        NETMASK=255.255.255.255      \/\/\u91cd\u70b9\uff0c\u6b64\u5904\u5b50\u7f51\u63a9\u7801\u4e3a\u5168255<\/strong>\n        ONBOOT=yes<\/code><\/pre>\n\n\n\n
            \u200b ifup lo:0<\/p>\n\n\n\n
            2\uff09\u8c03\u6574\/proc\u5185\u6838\u53c2\u6570\uff0c\u5173\u95edARP\u54cd\u5e94<\/h4>\n\n\n\n
            \u200b vi  \/etc\/sysctl.conf<\/p>\n\n\n\n
            \u200b \u5185\u5bb9\u5e95\u90e8\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n
                net.ipv4.conf.all.arp_ignore=1 #\u53ea\u56de\u7b54\u76ee\u6807IP\u5730\u5740\u662f\u6765\u8bbf\u7f51\u7edc\u63a5\u53e3\u672c\u5730\u5730\u5740\u7684ARP\u67e5\u8be2\u8bf7\u6c42\n    net.ipv4.conf.all.arp_announce=2 #\u5ffd\u7565IP\u6570\u636e\u5305\u7684\u6e90IP\u5730\u5740\uff0c\u9009\u62e9\u8be5\u53d1\u9001\u7f51\u5361\u4e0a\u6700\u5408\u9002\u7684\u672c\u5730\u5730\u5740\u4f5c\u4e3aarp\u8bf7\u6c42\u7684\u6e90IP\u5730\u5740\u3002\n    net.ipv4.conf.default.arp_ignore=1 #\u5ffd\u7565arp\n    net.ipv4.conf.default.arp_announce=2\n    net.ipv4.conf.lo.arp_ignore=1 #\u5ffd\u7565arp\n    net.ipv4.conf.lo.arp_announce=2<\/code><\/pre>\n\n\n\n
            \u200b sysctl -p<\/p>\n\n\n\n
            3\uff09\u6dfb\u52a0\u5230\u7fa4\u96c6IP\u5730\u5740\u7684\u672c\u5730\u8def\u7531\u8bb0\u5f55<\/h4>\n\n\n\n
            \u200b vi   \/etc\/rc.local #\u6b64\u6587\u4ef6\u542f\u52a8\u65f6\u4f1a\u81ea\u52a8\u6267\u884c<\/p>\n\n\n\n
            \u200b route add -host 192.168.75.88  dev lo:0 #\u6dfb\u52a0\u4e00\u6761\u5230\u7fa4\u96c6IP\u4e3b\u673a\u5730\u5740\u7684\u8def\u7531\uff0cdev\u8868\u793a\u7ecf\u8fc7\u7684\u63a5\u53e3\u3002<\/p>\n\n\n\n
            4\uff09\u914d\u7f6e\u5e76\u542f\u7528httpd\u670d\u52a1<\/h4>\n\n\n\n
            \u200b systemctl start httpd<\/p>\n\n\n\n
            \u200b echo “web1”>\/var\/www\/html\/index.html<\/p>\n\n\n\n
            5) web2\u914d\u7f6e\u53c2\u7167web1\uff1a\u200b<\/h4>\n\n\n\n
            3\u3001\u6d4b\u8bd5<\/h3>\n\n\n\n
            \u200b \u5728\u5bbf\u4e3b\u673a\u4e0a\u4f7f\u7528curl \u6d4b\u8bd5<\/p>\n\n\n\n
            C:\\Users\\ASUS>curl 192.168.75.88\nthis is a share file 9999999999999<\/code><\/pre>\n\n\n\n
            4\u3001\u6ce8\u610f\u4e8b\u9879<\/h3>\n\n\n\n
            1\u3001DR\u6a21\u5f0fLB\u4e0d\u9700\u8981\u5f00\u542fIP\u8f6c\u53d1\uff0c\u6240\u6709\u670d\u52a1\u6c60\u670d\u52a1\u5668\u4e0eLB\u540c\u4e00\u4e2a\u7f51\u7edc\u3002LB\u65e0\u9700\u53cc\u7f51\u5361\u3002<\/p>\n\n\n\n
            2\u3001LB\u628aVIP\u8bbe\u7f6e\u4e3a\u7b2c\u4e8c\u5730\u5740\u5373\u53ef\uff0c\u4e0d\u9700\u8981\u9b54\u6539\u5176\u4ed6\u8bbe\u7f6e\u3002<\/p>\n\n\n\n
            3\u3001LB\u4e2d\u5f00\u542fipvsadm\u540e\uff0c\u65e0\u6cd5\u901a\u8fc7netstat \u67e5\u770b\u7cfb\u7edf\u76d1\u542c\u8f6c\u53d1\u768480\u7aef\u53e3\u3002<\/p>\n\n\n\n
            4\u3001DR\u6a21\u5f0f\u4e2d\uff0cLB\u65e0\u6cd5ping\u901a\u670d\u52a1\u6c60\u7684\u670d\u52a1\u5668\uff0c\u4f46\u670d\u52a1\u6c60\u670d\u52a1\u5668\u53ef\u4ee5ping\u901aLB\u3002<\/p>\n\n\n\n
            5\u3001\u670d\u52a1\u6c60\u6240\u6709\u670d\u52a1\u5668\u5fc5\u987b\u9b54\u6539IP\u3002\u6dfb\u52a0VIP\u5e76\u628a\u5b50\u7f51\u63a9\u7801\u8bbe\u7f6e\u4e3a255.255.255.255<\/p>\n\n\n\n
            <\/p>\n","protected":false},"excerpt":{"rendered":"
            \u4e00\u3001\u96c6\u7fa4\u7684\u6982\u5ff5 Cluster\uff0c\u53c8\u79f0\u4e3a\u96c6\u7fa4\u3001\u7fa4\u96c6\uff0c\u7531\u591a\u53f0\u4e3b\u673a\u6784\u6210\uff0c\u4f46\u5bf9\u5916\u53ea\u8868\u73b0\u4e3a\u4e00\u4e2a\u6574\u4f53\u3002 1\u3001\u7fa4\u96c6\u7684\u7c7b\u578b \u200b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"aside","meta":{"footnotes":""},"categories":[20,31,36],"tags":[83,42],"class_list":["post-495","post","type-post","status-publish","format-aside","hentry","category-linux","category-web","category-36","tag-lvs","tag-web","post_format-post-format-aside"],"_links":{"self":[{"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=\/wp\/v2\/posts\/495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=495"}],"version-history":[{"count":29,"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=\/wp\/v2\/posts\/495\/revisions"}],"predecessor-version":[{"id":1157,"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=\/wp\/v2\/posts\/495\/revisions\/1157"}],"wp:attachment":[{"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bigvip.dpdns.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}