{"id":1323,"date":"2023-08-07T20:53:40","date_gmt":"2023-08-07T12:53:40","guid":{"rendered":"https:\/\/rain1024.com\/?p=1323"},"modified":"2023-08-07T20:58:23","modified_gmt":"2023-08-07T12:58:23","slug":"%e6%a2%b3%e7%90%86%e6%97%a5%e5%b8%b8%e5%bc%80%e5%8f%91%e6%b6%89%e5%8f%8a%e7%9a%84%e8%b4%9f%e8%bd%bd%e5%9d%87%e8%a1%a1","status":"publish","type":"post","link":"http:\/\/rain1024.com\/index.php\/2023\/08\/07\/%e6%a2%b3%e7%90%86%e6%97%a5%e5%b8%b8%e5%bc%80%e5%8f%91%e6%b6%89%e5%8f%8a%e7%9a%84%e8%b4%9f%e8%bd%bd%e5%9d%87%e8%a1%a1\/","title":{"rendered":"\u68b3\u7406\u65e5\u5e38\u5f00\u53d1\u6d89\u53ca\u7684\u8d1f\u8f7d\u5747\u8861"},"content":{"rendered":"<p>\u8d1f\u8f7d\u5747\u8861\u662f\u5f53\u524d\u5206\u5e03\u5f0f\u5fae\u670d\u52a1\u65f6\u4ee3\u6700\u80fd\u63d0\u53ca\u7684\u8bcd\u4e4b\u4e00\uff0c\u51fa\u4e8e\u5bf9\u5206\u5c42\u3001\u89e3\u8026\u3001\u5f31\u4f9d\u8d56\u3001\u53ef\u914d\u7f6e\u3001\u53ef\u9760\u6027\u7b49\u6982\u5ff5\u7684\u89e3\u8bfb\uff0c\u4e00\u5bf9\u4e00\u7684\u6a21\u5f0f\u53d8\u5f97\u4e0d\u518d\u53ef\u4fe1\u8d56\uff0c\u5343\u53d8\u4e07\u5316\u7684\u7f51\u7edc\u73af\u5883\u4e2d\uff0c\u5197\u4f59\u548c\u5907\u4efd\u663e\u5f97\u683c\u5916\u91cd\u8981\uff0c\u7a0d\u5927\u578b\u7684\u7cfb\u7edf\u5c31\u4f1a\u5b58\u5728\u5927\u91cf\u5fae\u670d\u52a1\u3001\u670d\u52a1\u5668\u3001\u4e2d\u95f4\u4ef6\u8d44\u6e90\uff0c\u5982\u4f55\u5c06\u5404\u4e2a\u8d44\u6e90\u8fdb\u884c\u5e73\u8861\u8c03\u5ea6\uff0c\u5728\u4e0d\u6d6a\u8d39\u7b97\u529b\u7684\u540c\u65f6\u4fdd\u8bc1\u670d\u52a1\u7684\u53ef\u9760\u6027\u3001\u7a33\u5b9a\u6027\u6765\u63d0\u4f9b\u57fa\u7840\u67b6\u6784\u3002\u8d1f\u8f7d\u5747\u8861\u662f\u4e00\u4e2a\u7ed5\u4e0d\u5f00\u7684\u8bdd\u9898\uff0c\u8fd9\u91cc\u53ea\u5217\u4e3e\u51fa\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u9700\u8981\u4e86\u89e3\u5230\u7684\u8d1f\u8f7d\u5747\u8861\u6846\u67b6\u6216\u6280\u672f\uff0c\u5e95\u5c42\u6d89\u53ca\u7684\u7b97\u6cd5\u5c31\u4e0d\u5728\u6b64\u8be6\u8ff0\u3002<\/p>\n<p>\u4ee5web\u670d\u52a1\u4e3a\u4f8b\uff0c\u4ece\u7528\u6237\u4fa7\u51fa\u53d1\u5230\u670d\u52a1\u7aef\u8bf7\u6c42\u7684\u5904\u7406\uff0c\u5927\u6982\u8981\u7ecf\u8fc7\u4ee5\u4e0b\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\uff0c\u6700\u7ec8\u5b9e\u73b0\u7528\u6237\u8bf7\u6c42\u4e0e\u63a5\u53e3\u5904\u7406\u7684\u5bf9\u5e94\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/rain1024.com\/wp-content\/uploads\/2023\/08\/post-1323-64d0e9554518e.png\" alt=\"\" \/><\/p>\n<h2>1. DNS\u89e3\u6790\u8d1f\u8f7d\u5747\u8861<\/h2>\n<p>DNS\u4e3b\u8981\u662f\u5bf9\u57df\u540d\u7684\u89e3\u6790\uff0c\u6b63\u5e38\u57df\u540d\u53ef\u4ee5\u6dfb\u52a0\u591a\u6761\u4e3b\u673a\u8bb0\u5f55\uff0c\u4f8b\u5982www\u4e8c\u7ea7\u57df\u540d\u5bf9\u5e94\u8bb0\u5f55\u503c\u7684IP\u5730\u5740\uff0c\u540c\u4e00www\u4e8c\u7ea7\u57df\u540d\u53ef\u4ee5\u6dfb\u52a0\u591a\u6761IP\u5730\u5740\u7684\u8bb0\u5f55\u503c\uff0c\u5f53\u5b58\u5728\u591a\u4e2aIP\uff0c\u53ef\u4ee5\u901a\u8fc7\u6743\u91cd\u914d\u7f6e\u4fee\u6539IP\u7684\u6743\u91cd\uff0c\u4fee\u6539\u5b8c\u6210\u540e\uff0c\u7528\u6237\u53d1\u8d77\u57df\u540d\u8bf7\u6c42\u65f6\uff0c\u6839\u636e\u57df\u540d\u5e94\u7b54DNS\u67e5\u8be2\u65f6\uff0c\u6240\u6709IP\u5730\u5740\u6309\u7167\u9884\u5148\u8bbe\u7f6e\u7684\u6743\u91cd\u8fdb\u884c\u8fd4\u56de\u4e0d\u540c\u7684\u89e3\u6790\u7ed3\u679c\uff0c\u5c06\u89e3\u6790\u6d41\u91cf\u5206\u914d\u5230\u4e0d\u540c\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u4ece\u800c\u8fbe\u5230\u8d1f\u8f7d\u5747\u8861\u7684\u76ee\u7684\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/rain1024.com\/wp-content\/uploads\/2023\/08\/post-1323-64d0e955c2377.png\" alt=\"\" \/><\/p>\n<h3>\u5b9e\u73b0\u6548\u679c<\/h3>\n<p>\u5047\u8bbewww\u57df\u540d\u89e3\u6790\u5730\u5740\u4e2d\u6dfb\u52a0\u4e86\u4e09\u6761\u8bb0\u5f55\uff0c\u5206\u522b\u5bf9\u5e943\u53f0\u670d\u52a1\u5668\uff08IP \u5730\u5740\u5206\u522b\u4e3aIP-1\u3001IP-2\u3001IP-3\uff09<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8bb0\u5f55\u7c7b\u578b<\/th>\n<th>\u4e3b\u673a\u8bb0\u5f55<\/th>\n<th>\u89e3\u6790\u7ebf\u8def<\/th>\n<th>\u8bb0\u5f55\u503c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>A<\/td>\n<td>www<\/td>\n<td>\u9ed8\u8ba4<\/td>\n<td>IP-1<\/td>\n<\/tr>\n<tr>\n<td>A<\/td>\n<td>www<\/td>\n<td>\u9ed8\u8ba4<\/td>\n<td>IP-2<\/td>\n<\/tr>\n<tr>\n<td>A<\/td>\n<td>www<\/td>\n<td>\u9ed8\u8ba4<\/td>\n<td>IP-3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>\u672a\u5f00\u542f\u6743\u91cd\u914d\u7f6e\u7684\u6548\u679c<\/li>\n<\/ul>\n<p>\u5f53Local DNS\u8bbf\u95ee\u4e91\u89e3\u6790DNS\uff0c\u4e91\u89e3\u6790DNS\u5c06\u8fd93\u4e2a\u89e3\u6790\u8bb0\u5f55\u5168\u90e8\u8fd4\u56de\u7ed9Local DNS\uff0cLocal DNS\u518d\u5c06\u6240\u6709\u7684IP\u5730\u5740\u8fd4\u56de\u7ed9\u7f51\u7ad9\u8bbf\u95ee\u8005\uff0c\u7f51\u7ad9\u8bbf\u95ee\u8005\u7684\u6d4f\u89c8\u5668\u4f1a\u968f\u673a\u8bbf\u95ee\u5176\u4e2d\u4e00\u4e2aIP\u3002\u5728\u65e0DNS\u8d1f\u8f7d\u5747\u8861\u7684\u6743\u5a01DNS\u4e2d\uff0c\u8fd9\u79cd\u65b9\u6cd5\u80fd\u591f\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u51cf\u8f7b\u5355\u53f0\u670d\u52a1\u5668\u7684\u538b\u529b\uff0c\u4f46\u5b83\u4e0d\u80fd\u533a\u5206\u670d\u52a1\u5668\u7684\u5dee\u5f02\uff0c\u4e0d\u80fd\u53cd\u6620\u670d\u52a1\u5668\u7684\u5f53\u524d\u8fd0\u884c\u72b6\u6001\u3002<\/p>\n<p>\u9ed8\u8ba4\u6743\u91cd\u6548\u679c<\/p>\n<p>\u6743\u91cd\u914d\u7f6e\u672a\u5f00\u542f\u65f6\u9ed8\u8ba4\u914d\u7f6e\u7684\u662f1:1:1\u6743\u91cd\uff0c\u4e91\u89e3\u6790DNS\u4f1a\u6839\u636e\uff08\u9ed8\u8ba4\u6743\u91cd1:1:1\uff09\uff0c\u8f6e\u8be23\u4e2aA\u8bb0\u5f55\uff0c\u4f9d\u6b21\u8fd4\u56de3\u4e2aIP\u5730\u5740\uff0c\u4ee5\u54cd\u5e94\u7f51\u7ad9\u8bbf\u95ee\u8005\u7684\u8bf7\u6c42\u3002DNS\u89e3\u6790\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre><code>\u7528\u62371 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-1\n\u7528\u62372 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-2\n\u7528\u62373 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-3\n\u7528\u62374 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-1\n\u7528\u62375 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-2\n\u7528\u62376 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-3\n\u2026\u2026<\/code><\/pre>\n<ul>\n<li>\u6743\u91cd\u8bbe\u7f6e\u6548\u679c<\/li>\n<\/ul>\n<p>\u6743\u91cd\u914d\u7f6e\u5f00\u542f\u540e\uff0c\u8fdb\u884c\u6743\u91cd\u8bbe\u7f6e\uff0c\u5728DNS\u8bf7\u6c42\u5e94\u7b54\u4e2d\uff0cIP\u5730\u5740\u6309\u7167\u9884\u5148\u8bbe\u7f6e\u7684\u6743\u91cd\u8fdb\u884c\u8fd4\u56de\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5c06\u89e3\u6790\u6d41\u91cf\u6309\u7167\u6743\u91cd\u8fdb\u884c\u5206\u914d\u3002\u4f8b\u5982\uff0c\u5c06\u4e0a\u8ff03\u6761\u89e3\u6790\u8bb0\u5f55\u7684\u6743\u91cd\u6bd4\u8bbe\u7f6e\u4e3a2:1:1\u65f6\uff0c\u5219DNS\u89e3\u6790\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre><code>\u7528\u62371 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-1\n\u7528\u62372 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-2\n\u7528\u62373 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-3\n\u7528\u62374 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-1\n\u7528\u62375 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-1\n\u7528\u62376 \u8bbf\u95ee\uff0c\u8fd4\u56de IP-2\n\u2026\u2026<\/code><\/pre>\n<h2>2. Nginx\u8d1f\u8f7d\u5747\u8861<\/h2>\n<p>Nginx\u662f\u65e5\u5e38\u5f00\u53d1\u4e2d\u4f7f\u7528\u8f83\u591a\u7684\u670d\u52a1\u5668\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e0d\u540c\u7684\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u6765\u89e3\u51b3\u8bf7\u6c42\u91cf\u8fc7\u5927\u60c5\u51b5\u4e0b\u7684\u670d\u52a1\u5668\u8d44\u6e90\u5206\u914d\u95ee\u9898\u3002\u8f83\u4e3a\u5e38\u89c1\u7684\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u6709\u8f6e\u8be2\u3001\u52a0\u6743\u8f6e\u8be2\u3001IP \u54c8\u5e0c\u7b49\u7b49\u3002\u53ef\u4ee5\u7528\u6765\u5904\u7406\u524d\u7aef\u8bf7\u6c42\uff0c\u6216\u8005\u662f\u4ee3\u7406\u540e\u7aef\u670d\u52a1\u63a5\u53e3\uff0c\u901a\u5e38\u6765\u8bf4\uff0c\u4e00\u4e2a\u6b63\u5e38\u7684Nginx Linux \u670d\u52a1\u5668\u53ef\u4ee5\u8fbe\u523010w\u6b21\/\u79d2\u7684\u8bf7\u6c42\u5904\u7406\u6027\u80fd\u3002<\/p>\n<p>nginx\u7684\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u914d\u7f6e\u5f88\u7b80\u5355\uff0c\u5728 nginx.conf \u6587\u4ef6\u4e2d\u914d\u7f6e\u597d\u9700\u8981\u8f6e\u8be2\u7684\u670d\u52a1\u5668\uff0c\u5199\u5728 http \u4e2d\u7684 upstream \u5bf9\u8c61\u91cc\uff1a<\/p>\n<pre><code>upstream backserver{ \n    ip_hash; \n    server 127.0.0.1:9090 down; (down \u8868\u793a\u5355\u524d\u7684server\u6682\u65f6\u4e0d\u53c2\u4e0e\u8d1f\u8f7d) \n    server 127.0.0.1:8080 weight=2; (weight \u9ed8\u8ba4\u4e3a1.weight\u8d8a\u5927\uff0c\u8d1f\u8f7d\u7684\u6743\u91cd\u5c31\u8d8a\u5927) \n    server 127.0.0.1:6060; \n    server 127.0.0.1:7070 backup; (\u5176\u5b83\u6240\u6709\u7684\u975ebackup\u673a\u5668down\u6216\u8005\u5fd9\u7684\u65f6\u5019\uff0c\u8bf7\u6c42backup\u673a\u5668) \n} <\/code><\/pre>\n<h2>3. \u5fae\u670d\u52a1\u7f51\u5173\u8d1f\u8f7d\u5747\u8861<\/h2>\n<p>\u7f51\u5173\u662f\u7cfb\u7edf\u7684\u552f\u4e00\u5bf9\u5916\u7684\u5165\u53e3\uff0c\u4ecb\u4e8e\u524d\u7aef\u7aef\u548c\u540e\u7aef\u4e4b\u95f4\u7684\u4e2d\u95f4\u5c42\uff0c\u5904\u7406\u975e\u4e1a\u52a1\u529f\u80fd\uff0c\u63d0\u4f9b\u8def\u7531\u8bf7\u6c42\u3001\u9274\u6743\u3001\u76d1\u63a7\u3001\u7f13\u5b58\u3001\u9650\u6d41\u7b49\u529f\u80fd\u3002\u627f\u63a5\u4e0a\u9762\u7684Nginx\uff0c\u6b63\u5e38\u5fae\u670d\u52a1\u96c6\u7fa4\u90fd\u6709\u591a\u4e2a\u7f51\u5173\u4f5c\u4e3a\u5165\u53e3\uff0c\u8fd9\u91cc\u53ef\u4ee5\u7528nginx\u505a\u8bf7\u6c42\u5206\u53d1\uff0c\u5c06\u524d\u7aef\u8bf7\u6c42\u5206\u53d1\u5230\u4e0d\u540c\u7684\u7f51\u5173\u63a5\u53e3\u4e0a\uff0c\u5f53\u8bf7\u6c42\u5230\u8fbe\u7f51\u5173\u5e76\u5904\u7406\u5b8c\u6210\u540e\uff0c\u6b64\u65f6\u7f51\u5173\u9700\u8981\u5c06\u5177\u4f53\u7684\u8bf7\u6c42\u8f6c\u53d1\u5230\u5177\u4f53\u5fae\u670d\u52a1\uff0c\u4ee5SpringCloud Gateway\u4e3a\u4f8b\uff0cspring\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u8def\u7531\u7b56\u7565\uff0c\u53ef\u4ee5\u89e3\u6790\u5230 HTTP\u5c42\u7684\u6570\u636e\u3002\u56e0\u6b64\u5b83\u53ef\u4ee5\u6839\u636e\u8bf7\u6c42\u7684 Path \u6216 Domain \u751a\u81f3\u662f Header \u4f5c\u4e3a\u6761\u4ef6\uff0c\u518d\u901a\u8fc7\u672c\u5730\u81ea\u5b9a\u4e49\u7684\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\uff0c\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u4e0d\u540c\u7684\u5fae\u670d\u52a1\u5b9e\u4f8b\u4e0a\u3002<\/p>\n<p>\u5177\u4f53\u4ee3\u7801\u5b9e\u73b0\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u4ece\u6ce8\u518c\u4e2d\u5fc3\u67e5\u8be2\u5f53\u524d\u5fae\u670d\u52a1\u6ce8\u518c\u7684\u5b9e\u4f8b\u5217\u8868\uff0c\u5e76\u7f13\u5b58\u5230redis\u4e2d\u95f4\u9694\u51e0\u79d2\u8fdb\u884c\u66f4\u65b0\uff0c\u9632\u6b62\u7f51\u5173\u6d41\u91cf\u8fc7\u5927\u6253\u57ae\u6ce8\u518c\u4e2d\u5fc3\uff0c\u7f51\u5173\u6bcf\u6b21\u62ff\u5230\u5b9e\u4f8b\u5217\u8868\u540e\u6839\u636e\u5185\u90e8\u5b9e\u73b0\u7684\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u8fdb\u884c\u5206\u53d1\u3002<\/p>\n<pre><code>    @Autowired\n    private LoadBalanceHandler loadBalance;\n\n    @Override\n    public Mono&lt;Void&gt; filter(ServerWebExchange exchange, GatewayFilterChain chain) {\n        ServerHttpResponse response = exchange.getResponse();\n        \/\/\u83b7\u53d6\u539f\u6765\u7684\u8bf7\u6c42\u8def\u5f84\n        String requestPath = exchange.getAttribute(FilterDict.SYSTEM_REQUEST_PATH);\n        \/\/\u81ea\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\n        String instanceInfo = loadBalance.randomSelectInstance();\n        \/\/\u5982\u679c\u6ca1\u6709\u670d\u52a1\uff0c\u5219\u76f4\u63a5\u8fd4\u56de\u62a5\u9519\n        if (StrUtil.isEmpty(instanceInfo)) {\n            return response.writeWith(Mono.just(GateWayFilterUtils.writeData(exchange, RecoError.GEN_SERVER_BUSY)));\n        }\n        \/\/\u7528\u4e8e\u6d4b\u8bd5\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u5bf9IP\u5206\u914d\u662f\u5426\u5747\u8861\n\/\/        redisUtil.zIncrementScore(&quot;test:gateway:load:ip&quot;,instanceInfo,1);\n        \/\/\u5206\u5272\u5730\u5740\u4e2dIP\u548c\u7aef\u53e3\n        String[] serviceAddress = instanceInfo.split(StrUtil.COLON);\n        String requestSchema = exchange.getRequest().getURI().getScheme();\n        \/\/\u62fc\u63a5URL\u7684\u6570\u636e\n        assert ObjectUtil.isNotNull(requestPath);\n        URI uri = UriComponentsBuilder.\n                newInstance().scheme(requestSchema).\n                host(serviceAddress[0].trim()).port(Integer.parseInt(serviceAddress[1].trim()))\n                .path(requestPath).query(exchange.getRequest().getURI().getRawQuery()).build(true)\n                .toUri();\n        \/\/\u5c06\u62fc\u63a5\u597d\u7684URL\u88c5\u5165\u65b0\u7684exchange\n        ServerWebExchange mutateExchange = exchange.mutate().request(builder -&gt; builder.uri(uri).build()).build();\n        Optional&lt;Route&gt; route = Optional.of(exchange.getAttribute(GATEWAY_ROUTE_ATTR));\n        Route newRoute = Route.async()\n                .asyncPredicate(route.get().getPredicate())\n                .filters(route.get().getFilters())\n                .id(route.get().getId())\n                .order(route.get().getOrder())\n                .uri(uri).build();\n        mutateExchange.getAttributes().put(GATEWAY_ROUTE_ATTR, newRoute);\n        mutateExchange.getAttributes().put(FilterDict.SYSTEM_APP_IP_ADDR, serviceAddress[0]);\n        return chain.filter(mutateExchange);\n    }<\/code><\/pre>\n<h2>4. \u5fae\u670d\u52a1\u63a5\u53e3\u8d1f\u8f7d\u5747\u8861<\/h2>\n<p>\u4e0a\u9762\u63d0\u5230\u7684\u7f51\u5173\u8d1f\u8f7d\u662f\u627e\u5230\u5177\u4f53\u5fae\u670d\u52a1\u6765\u627f\u63a5\uff0c\u4e0d\u540c\u4e8e\u5fae\u670d\u52a1\u4e4b\u95f4\u63a5\u53e3\u8c03\u7528\u7684\u8d1f\u8f7d\u5747\u8861\uff0c\u5982SpringCloud feign\u4e2d\u5bf9Robbin\u8fdb\u884c\u4e86\u5c01\u88c5\uff0c\u5728\u4f7f\u7528Feign\u65f6\u63d0\u4f9b\u8d1f\u8f7d\u5e73\u8861\u7684http\u5ba2\u6237\u7aef\uff0c\u5982\u679c\u9700\u8981\u914d\u7f6e\u81ea\u5df1\u7684\u8d1f\u8f7d\u7b97\u6cd5\uff0c\u53ef\u4ee5\u81ea\u5b9a\u4e49Ribbon\u7684\u7b97\u6cd5\u5373\u53ef\u3002<\/p>\n<p>\u8fd8\u6709dubbo\u7684\u63a5\u53e3\u4e2d\u4e5f\u63d0\u4f9b\u4e86\u8d1f\u8f7d\u5747\u8861\u529f\u80fd\uff0c\u7c7b\u4f3c\u4e8e\u5b98\u65b9\u6587\u6863\u4e2d\u63d0\u4f9b\u7684\u4f7f\u7528\u65b9\u5f0f\uff0c\u53ea\u9700\u8981\u8c03\u6574 loadbalance \u76f8\u5e94\u53d6\u503c\u5373\u53ef\uff0c\u6bcf\u79cd\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u53d6\u503c\u8bf7\u53c2\u89c1\u6587\u6863<a href=\"https:\/\/cn.dubbo.apache.org\/zh-cn\/overview\/mannual\/java-sdk\/advanced-features-and-usage\/performance\/loadbalance\/\">https:\/\/cn.dubbo.apache.org\/zh-cn\/overview\/mannual\/java-sdk\/advanced-features-and-usage\/performance\/loadbalance\/<\/a>\u3002<\/p>\n<pre><code>\u670d\u52a1\u7aef\u670d\u52a1\u7ea7\u522b\n&lt;dubbo:service interface=&quot;...&quot; loadbalance=&quot;roundrobin&quot; \/&gt;\n\u5ba2\u6237\u7aef\u670d\u52a1\u7ea7\u522b\n&lt;dubbo:reference interface=&quot;...&quot; loadbalance=&quot;roundrobin&quot; \/&gt;\n\u670d\u52a1\u7aef\u65b9\u6cd5\u7ea7\u522b\n&lt;dubbo:service interface=&quot;...&quot;&gt;\n    &lt;dubbo:method name=&quot;...&quot; loadbalance=&quot;roundrobin&quot;\/&gt;\n&lt;\/dubbo:service&gt;\n\u5ba2\u6237\u7aef\u65b9\u6cd5\u7ea7\u522b\n&lt;dubbo:reference interface=&quot;...&quot;&gt;\n    &lt;dubbo:method name=&quot;...&quot; loadbalance=&quot;roundrobin&quot;\/&gt;\n&lt;\/dubbo:reference&gt;<\/code><\/pre>\n<h2>5. \u603b\u7ed3<\/h2>\n<p>\u501f\u7528dubbo\u6587\u6863\u4e2d\u5bf9\u8d1f\u8f7d\u5747\u8861\u7684\u573a\u666f\u89e3\u91ca\uff0c\u8d1f\u8f7d\u5747\u8861\u7684\u597d\u5904\u6709\u4ee5\u4e0b\u65b9\u9762<\/p>\n<ul>\n<li>\u9ad8\u53ef\u7528\u6027\uff1a\u90e8\u7f72\u670d\u52a1\u7684\u591a\u4e2a\u5b9e\u4f8b\u4ee5\u786e\u4fdd\u5373\u4f7f\u4e00\u4e2a\u6216\u591a\u4e2a\u5b9e\u4f8b\u5931\u8d25\u670d\u52a1\u4fdd\u6301\u53ef\u7528\uff0c\u8d1f\u8f7d\u5747\u8861\u529f\u80fd\u53ef\u7528\u4e8e\u5728\u8fd9\u4e9b\u5b9e\u4f8b\u4e4b\u95f4\u5206\u914d\u4f20\u5165\u7684\u8bf7\u6c42\u786e\u4fdd\u4ee5\u8d1f\u8f7d\u5747\u8861\u65b9\u5f0f\u4f7f\u7528\u6bcf\u4e2a\u5b9e\u4f8b\u7684\u65b9\u5f0f\uff0c\u8fd8\u80fd\u6700\u5927\u9650\u5ea6\u5730\u964d\u4f4e\u670d\u52a1\u505c\u673a\u7684\u98ce\u9669\u3002<\/li>\n<li>\u6d41\u91cf\u7ba1\u7406\uff1a\u9650\u5236\u6307\u5411\u7279\u5b9a\u670d\u52a1\u5b9e\u4f8b\u7684\u6d41\u91cf\uff0c\u4ee5\u9632\u6b62\u8fc7\u8f7d\u6216\u786e\u4fdd\u516c\u5e73\u7684\u8d44\u6e90\u5206\u914d\uff0c\u8d1f\u8f7d\u5747\u8861\u7279\u6027\u63d0\u4f9b\u4e86 Round Robin\u3001Weighted Round Robin\u3001Random\u3001Least Active Load Balancing \u7b49\u591a\u79cd\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\uff0c\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u6d41\u91cf\u63a7\u5236\u3002<\/li>\n<li>\u670d\u52a1\u5212\u5206\uff1a\u5c06\u4e00\u4e2a\u670d\u52a1\u5212\u5206\u6210\u591a\u4e2a\u903b\u8f91\u7ec4\u4ef6\uff0c\u6bcf\u4e2a\u903b\u8f91\u7ec4\u4ef6\u53ef\u4ee5\u90e8\u7f72\u5728\u4e0d\u540c\u7684\u5b9e\u4f8b\u4e0a\uff0c\u4f7f\u7528\u8d1f\u8f7d\u5e73\u8861\u4ee5\u786e\u4fdd\u6bcf\u4e2a\u5206\u533a\u5e73\u8861\u7684\u65b9\u5f0f\u5728\u8fd9\u4e9b\u5b9e\u4f8b\u4e4b\u95f4\u5206\u914d\u8bf7\u6c42\uff0c\u540c\u65f6\u5728\u5b9e\u4f8b\u53d1\u751f\u6545\u969c\u7684\u60c5\u51b5\u4e0b\u63d0\u4f9b\u6545\u969c\u8f6c\u79fb\u529f\u80fd\u3002<\/li>\n<li>\u6027\u80fd\u4f18\u5316\uff1a\u8d1f\u8f7d\u5e73\u8861\u53ef\u7528\u4e8e\u4f18\u5316\u670d\u52a1\u7684\u6027\u80fd\uff0c\u901a\u8fc7\u8de8\u591a\u4e2a\u5b9e\u4f8b\u5206\u53d1\u8bf7\u6c42\u53ef\u4ee5\u5229\u7528\u53ef\u7528\u7684\u8ba1\u7b97\u8d44\u6e90\u6765\u7f29\u77ed\u54cd\u5e94\u65f6\u95f4\u5e76\u51cf\u5c11\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<p>\u4f46\u6709\u597d\u5904\u5c31\u6709\u574f\u5904\uff0c\u6bd4\u8d77\u4ee5\u5f80\u4e00\u6761\u9f99\u670d\u52a1\u7684\u5f62\u5f0f\uff0c\u8d1f\u8f7d\u5747\u8861\u7684\u5f15\u5165\u5fc5\u7136\u4f1a\u589e\u52a0\u7cfb\u7edf\u590d\u6742\u5ea6\uff0c\u5982\u679c\u8bf4\u5fae\u670d\u52a1\u589e\u52a0\u7cfb\u7edf\u7684\u5bbd\u5ea6\uff0c\u90a3\u8d1f\u8f7d\u5747\u8861\u65e0\u7591\u5c06\u8fd9\u79cd\u5bbd\u5ea6\u8fdb\u4e00\u6b65\u653e\u5927\uff0c\u5bb9\u6613\u9020\u6210\u8d44\u6e90\u7684\u6d6a\u8d39\u3002<\/p>\n<p><a href=\"https:\/\/developer.aliyun.com\/adc\/scenario\/ed4acf49b8b842aeb89311b4e152b82b?spm=a2c6h.13858375.devcloud-scene-list.60.790f4090CceGoP\">https:\/\/developer.aliyun.com\/adc\/scenario\/ed4acf49b8b842aeb89311b4e152b82b?spm=a2c6h.13858375.devcloud-scene-list.60.790f4090CceGoP<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8d1f\u8f7d\u5747\u8861\u662f\u5f53\u524d\u5206\u5e03\u5f0f\u5fae\u670d\u52a1\u65f6\u4ee3\u6700\u80fd\u63d0\u53ca\u7684\u8bcd\u4e4b\u4e00\uff0c\u51fa\u4e8e\u5bf9\u5206\u5c42\u3001\u89e3\u8026\u3001\u5f31\u4f9d\u8d56\u3001\u53ef\u914d\u7f6e\u3001\u53ef\u9760\u6027\u7b49\u6982\u5ff5\u7684\u89e3\u8bfb\uff0c\u4e00\u5bf9\u4e00\u7684\u2026 <span class=\"read-more\"><a href=\"http:\/\/rain1024.com\/index.php\/2023\/08\/07\/%e6%a2%b3%e7%90%86%e6%97%a5%e5%b8%b8%e5%bc%80%e5%8f%91%e6%b6%89%e5%8f%8a%e7%9a%84%e8%b4%9f%e8%bd%bd%e5%9d%87%e8%a1%a1\/\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":1326,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"class_list":["post-1323","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-java"],"_links":{"self":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts\/1323","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/comments?post=1323"}],"version-history":[{"count":1,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts\/1323\/revisions"}],"predecessor-version":[{"id":1324,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts\/1323\/revisions\/1324"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/media\/1326"}],"wp:attachment":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/media?parent=1323"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/categories?post=1323"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/tags?post=1323"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}