{"id":73289,"date":"2026-02-07T12:49:28","date_gmt":"2026-02-07T04:49:28","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/73289.html"},"modified":"2026-02-07T12:49:28","modified_gmt":"2026-02-07T04:49:28","slug":"%e8%93%9d%e6%98%93%e4%ba%91-%ef%bc%9anacos%e5%90%af%e5%8a%a8%e5%b8%b8%e8%a7%81%e6%8a%a5%e9%94%99%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/73289.html","title":{"rendered":"\u84dd\u6613\u4e91 \uff1aNacos\u542f\u52a8\u5e38\u89c1\u62a5\u9519\u89e3\u51b3\u65b9\u6cd5"},"content":{"rendered":"<h2>\u84dd\u6613\u4e91&#xff1a;Nacos \u542f\u52a8\u5e38\u89c1\u62a5\u9519\u89e3\u51b3\u65b9\u6cd5<\/h2>\n<p>\u751f\u4ea7\u89c6\u89d2\u8bb2\u4eba\u8bdd&#xff1a;Nacos \u542f\u52a8\u5931\u8d25&#xff0c;\u672c\u8d28\u5c31\u662f \u73af\u5883\u57fa\u7ebf\u3001\u7aef\u53e3\u3001\u5b58\u50a8\u3001\u96c6\u7fa4\u4e00\u81f4\u6027\u3001\u6743\u9650 \u8fd9\u4e94\u7c7b\u95ee\u9898\u5728\u201c\u70b9\u706b\u9636\u6bb5\u201d\u7ffb\u8f66\u3002\u4ee5\u5f53\u524d\u4e3b\u6d41\u57fa\u7ebf\u770b&#xff0c;Nacos 3.1.1 \u5df2\u53d1\u5e03\u4e14 \u670d\u52a1\u7aef\u5efa\u8bae\u6309 Java 17&#043; \u4f5c\u4e3a\u786c\u95e8\u69db \u6765\u843d\u5730\u66f4\u7a33\u3002(Nacos \u5b98\u7f51)<\/p>\n<hr \/>\n<h3>\u4e00\u3001\u5148\u628a\u73b0\u573a\u6293\u7a33&#xff08;3\u6b65\u5b9a\u4f4d&#x1f9ed;&#xff09;<\/h3>\n<p>tail -n 200 logs\/start.out<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u6293\u542f\u52a8\u4e3b\u65e5\u5fd7\u6700\u540e 200 \u884c&#xff0c;\u4f18\u5148\u770b\u201c\u7b2c\u4e00\u5904\u5f02\u5e38\u6808\/\u7b2c\u4e00\u6761 ERROR\u201d&#xff0c;\u522b\u88ab\u540e\u7eed\u8fde\u9501\u62a5\u9519\u5e26\u8dd1\u504f\u3002<\/p>\n<p>java -version<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u786e\u8ba4 Java \u8fd0\u884c\u65f6\u7248\u672c&#xff1b;\u5982\u679c\u51fa\u73b0 UnsupportedClassVersionError&#xff0c;\u57fa\u672c\u5c31\u662f JDK \u7248\u672c\u4e0d\u5339\u914d&#xff08;Nacos 3.x \u91cd\u70b9\u76ef Java 17&#043;&#xff09;\u3002(Nacos \u5b98\u7f51)<\/p>\n<p>ss -lntp | egrep &#039;(:8848|:9848|:9849|:7848)&#039;<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u4e00\u6b21\u6027\u68c0\u67e5 Nacos \u5173\u952e\u7aef\u53e3\u662f\u5426\u5df2\u88ab\u5360\u7528\/\u88ab\u5176\u4ed6\u8fdb\u7a0b\u76d1\u542c&#xff1b;\u542f\u52a8\u62a5 \u201cAddress already in use \/ Unable to start embedded Tomcat\u201d \u65f6&#xff0c;\u8fd9\u6761\u547d\u4ee4\u57fa\u672c\u4e00\u9524\u5b9a\u97f3\u3002\u7aef\u53e3\u542b\u4e49\u4e0e\u504f\u79fb\u89c4\u5f8b\u5982\u4e0b&#xff1a;<\/p>\n<ul>\n<li>\n<p>8848&#xff08;HTTP \u4e3b\u7aef\u53e3&#xff09;<\/p>\n<\/li>\n<li>\n<p>9848 &#061; 8848 &#043; 1000&#xff08;\u5ba2\u6237\u7aef gRPC&#xff09;<\/p>\n<\/li>\n<li>\n<p>9849 &#061; 8848 &#043; 1001&#xff08;\u670d\u52a1\u7aef\u95f4 gRPC\/\u540c\u6b65&#xff09;<\/p>\n<\/li>\n<li>\n<p>7848 &#061; 8848 &#8211; 1000&#xff08;JRaft\/Raft \u8bf7\u6c42&#xff09;(Nacos \u5b98\u7f51)<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>\u4e8c\u3001\u62a5\u9519 \u2192 \u6839\u56e0 \u2192 \u5904\u7406&#xff08;\u5206\u6790\u5bf9\u7167\u8868&#x1f6e0;\ufe0f&#xff09;<\/h3>\n<table>\n<tr>\u62a5\u9519\u5173\u952e\u8bcd&#xff08;\u65e5\u5fd7\u91cc\u5e38\u89c1\u7247\u6bb5&#xff09;\u9ad8\u6982\u7387\u6839\u56e0\u76f4\u63a5\u4fee\u590d\u52a8\u4f5c&#xff08;\u5148\u6b62\u8840\u518d\u4f18\u5316&#xff09;<\/tr>\n<tbody>\n<tr>\n<td>UnsupportedClassVersionError<\/td>\n<td>Java \u7248\u672c\u4e0d\u5339\u914d<\/td>\n<td>\u5347\u7ea7\u5230 JDK 17&#043; \u540e\u91cd\u542f&#xff1b;\u786e\u4fdd JAVA_HOME \u6307\u5411\u540c\u4e00\u5957\u8fd0\u884c\u65f6(Nacos \u5b98\u7f51)<\/td>\n<\/tr>\n<tr>\n<td>Address already in use \/ Unable to start embedded Tomcat<\/td>\n<td>\u7aef\u53e3\u51b2\u7a81&#xff08;8848\/9848\/9849\/7848&#xff09;<\/td>\n<td>\u91ca\u653e\u5360\u7528\u8fdb\u7a0b\u6216\u6539 server.port&#xff1b;\u4e0d\u8981\u53ea\u76ef 8848&#xff0c;\u8981\u628a\u504f\u79fb\u7aef\u53e3\u4e00\u5e76\u7eb3\u5165\u6392\u67e5(Nacos \u5b98\u7f51)<\/td>\n<\/tr>\n<tr>\n<td>No DataSource set<\/td>\n<td>\u6570\u636e\u6e90\u672a\u5c31\u7eea&#xff08;\u5916\u90e8 DB \u914d\u7f6e\/\u8fde\u901a\u6027\/\u521d\u59cb\u5316&#xff09;<\/td>\n<td>\u6838\u5bf9 conf\/application.properties \u6570\u636e\u5e93\u914d\u7f6e\u3001\u7f51\u7edc\u53ef\u8fbe\u3001\u5e93\u8868\u662f\u5426\u521d\u59cb\u5316(Nacos \u5b98\u7f51)<\/td>\n<\/tr>\n<tr>\n<td>Communications link failure \/ Access denied<\/td>\n<td>\u6570\u636e\u5e93\u8fde\u4e0d\u4e0a\u6216\u9274\u6743\u5931\u8d25<\/td>\n<td>\u6821\u9a8c\u5730\u5740\u7aef\u53e3\u3001\u8d26\u53f7\u6743\u9650\u3001\u5bc6\u7801\u3001\u6570\u636e\u5e93\u767d\u540d\u5355\/\u9632\u706b\u5899\u7b56\u7565&#xff1b;\u4f18\u5148\u7528\u6700\u77ed\u94fe\u8def\u9a8c\u8bc1\u8fde\u901a<\/td>\n<\/tr>\n<tr>\n<td>Fail to get leader &#8230; naming_persistent_service_v2<\/td>\n<td>\u96c6\u7fa4\u914d\u7f6e\u4e0d\u4e00\u81f4 \u6216\u6b8b\u7559\u534f\u8bae\u6570\u636e<\/td>\n<td>\u6838\u5bf9 cluster.conf \u8282\u70b9\u5217\u8868\/IP \u53d8\u66f4\u8bb0\u5f55&#xff1b;\u6e05\u7406 ${nacos.home}\/data\/protocol \u540e\u518d\u542f\u52a8(Nacos \u5b98\u7f51)<\/td>\n<\/tr>\n<tr>\n<td>Permission denied \/ \u65e0\u6cd5\u521b\u5efa logs\/ data\/<\/td>\n<td>\u76ee\u5f55\u6743\u9650\/\u5c5e\u4e3b\u9519\u8bef<\/td>\n<td>\u7528\u7edf\u4e00\u8fd0\u884c\u8d26\u53f7\u6388\u4e88\u76ee\u5f55\u5199\u6743\u9650&#xff1b;\u907f\u514d root \u542f\u4e00\u6b21\u3001\u666e\u901a\u7528\u6237\u518d\u542f\u5bfc\u81f4\u5c5e\u4e3b\u6df7\u4e71<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>\u4e09\u3001\u6309\u95ee\u9898\u7c7b\u578b\u7ed9\u201c\u53ef\u843d\u5730\u52a8\u4f5c\u201d\u2705<\/h3>\n<h4>1&#xff09;\u7aef\u53e3\u51b2\u7a81&#xff1a;\u8981\u4e48\u91ca\u653e&#xff0c;\u8981\u4e48\u6539\u7aef\u53e3<\/h4>\n<p>lsof -i:8848 -sTCP:LISTEN<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u5b9a\u4f4d\u201c\u8c01\u5360\u4e86 8848\u201d\u3002\u5982\u679c\u8fd9\u91cc\u6709\u8f93\u51fa&#xff0c;\u8bf4\u660e\u7aef\u53e3\u5df2\u88ab\u8fdb\u7a0b\u76d1\u542c&#xff1b;\u5904\u7406\u65b9\u5f0f\u662f\u505c\u6b62\u8be5\u8fdb\u7a0b\u6216\u8c03\u6574 Nacos \u7684 server.port&#xff08;\u540c\u65f6\u8981\u8bb0\u4f4f\u504f\u79fb\u7aef\u53e3\u4f1a\u8ddf\u7740\u53d8&#xff09;\u3002<\/p>\n<p>server.port&#061;8858<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u5728 conf\/application.properties \u91cc\u6539\u4e3b\u7aef\u53e3&#xff1b;\u968f\u540e gRPC\/JRaft \u7aef\u53e3\u4f1a\u6309\u504f\u79fb\u89c4\u5219\u81ea\u52a8\u53d8\u5316&#xff08;\u522b\u5fd8\u4e86\u540c\u6b65\u8c03\u6574\u5b89\u5168\u7ec4\/\u9632\u706b\u5899\u653e\u884c\u7b56\u7565&#xff09;\u3002(Nacos \u5b98\u7f51)<\/p>\n<h4>2&#xff09;\u6570\u636e\u6e90\u62a5\u9519&#xff08;No DataSource set&#xff09;&#xff1a;\u5148\u786e\u8ba4\u201c\u914d\u7f6e\u771f\u7684\u751f\u6548\u201d<\/h4>\n<p>grep -nE &#034;spring.datasource|db\\\\.&#034; conf\/application.properties<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u628a\u5173\u952e\u6570\u636e\u6e90\u914d\u7f6e\u884c\u76f4\u63a5\u5b9a\u4f4d\u51fa\u6765&#xff0c;\u907f\u514d\u201c\u4ee5\u4e3a\u6539\u4e86&#xff0c;\u5b9e\u9645\u6ca1\u6539\/\u6539\u9519\u6587\u4ef6\/\u88ab\u73af\u5883\u53d8\u91cf\u8986\u76d6\u201d\u3002No DataSource set \u901a\u5e38\u4e0d\u662f\u7384\u5b66&#xff0c;\u662f \u914d\u7f6e\u3001\u7f51\u7edc\u3001\u521d\u59cb\u5316 \u4e09\u9009\u4e00\u6ca1\u8fc7\u3002(Nacos \u5b98\u7f51)<\/p>\n<h4>3&#xff09;\u96c6\u7fa4 leader \u83b7\u53d6\u5931\u8d25&#xff1a;\u522b\u786c\u91cd\u542f&#xff0c;\u5148\u5bf9\u9f50\u96c6\u7fa4\u4e8b\u5b9e<\/h4>\n<p>ls -al data\/protocol<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u8fd9\u4e2a\u76ee\u5f55\u662f\u534f\u8bae\/\u4e00\u81f4\u6027\u76f8\u5173\u6570\u636e\u7684\u843d\u76d8\u533a\u57df&#xff1b;\u5f53\u96c6\u7fa4\u8282\u70b9\u5217\u8868\u53d8\u5316\u3001IP \u6f02\u79fb\u3001\u914d\u7f6e\u4e0d\u540c\u6b65\u65f6&#xff0c;\u6b8b\u7559\u6570\u636e\u53ef\u80fd\u653e\u5927\u95ee\u9898\u3002\u5b98\u65b9\u6392\u969c\u601d\u8def\u901a\u5e38\u662f&#xff1a;\u5148\u6821\u9a8c cluster.conf&#xff0c;\u518d\u6309\u9700\u6e05\u7406\u8be5\u76ee\u5f55\u540e\u91cd\u542f\u3002(Nacos \u5b98\u7f51)<\/p>\n<h4>4&#xff09;\u6743\u9650\u95ee\u9898&#xff1a;\u522b\u8ba9\u201c\u5c5e\u4e3b\u6df7\u4e71\u201d\u53d8\u6210\u957f\u671f\u6280\u672f\u503a<\/h4>\n<p>chown -R nacos:nacos \/opt\/nacos<\/p>\n<p>**\u89e3\u91ca&#xff1a;**\u628a\u5b89\u88c5\u76ee\u5f55\u7edf\u4e00\u4ea4\u7ed9\u8fd0\u884c\u8d26\u53f7&#xff08;\u793a\u4f8b\u4e3a nacos&#xff09;&#xff0c;\u907f\u514d\u65e5\u5fd7\/\u6570\u636e\u76ee\u5f55\u5199\u4e0d\u4e86\u3001\u542f\u52a8\u811a\u672c\u843d\u76d8\u5931\u8d25\u7b49\u201c\u4f4e\u7ea7\u4f46\u81f4\u547d\u201d\u7684\u95ee\u9898\u3002<\/p>\n<hr \/>\n<h3>\u7ed3\u8bed&#xff08;\u4e00\u53e5\u5f88\u73b0\u5b9e\u7684\u5efa\u8bae&#x1f525;&#xff09;<\/h3>\n<p>\u628a Nacos \u542f\u52a8\u5f53\u6210\u4e00\u6b21\u201c\u4e0a\u7ebf\u524d\u5065\u5eb7\u68c0\u67e5\u201d&#xff1a;\u56fa\u5b9a\u7248\u672c &#043; \u56fa\u5b9a Java \u57fa\u7ebf &#043; \u7aef\u53e3\u4e0e\u6570\u636e\u6e90\u53ef\u89c2\u6d4b &#043; \u96c6\u7fa4\u914d\u7f6e\u53ef\u5ba1\u8ba1&#xff0c;\u4f60\u4f1a\u53d1\u73b0\u5927\u591a\u6570\u542f\u52a8\u62a5\u9519\u6839\u672c\u6ca1\u6709\u201c\u7591\u96be\u6742\u75c7\u201d&#xff0c;\u53ea\u6709\u201c\u6d41\u7a0b\u6ca1\u95ed\u73af\u201d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u84dd\u6613\u4e91&#xff1a;Nacos \u542f\u52a8\u5e38\u89c1\u62a5\u9519\u89e3\u51b3\u65b9\u6cd5<br \/>\n\u751f\u4ea7\u89c6\u89d2\u8bb2\u4eba\u8bdd&#xff1a;Nacos \u542f\u52a8\u5931\u8d25&#xff0c;\u672c\u8d28\u5c31\u662f \u73af\u5883\u57fa\u7ebf\u3001\u7aef\u53e3\u3001\u5b58\u50a8\u3001\u96c6\u7fa4\u4e00\u81f4\u6027\u3001\u6743\u9650 \u8fd9\u4e94\u7c7b\u95ee\u9898\u5728\u201c\u70b9\u706b\u9636\u6bb5\u201d\u7ffb\u8f66\u3002\u4ee5\u5f53\u524d\u4e3b\u6d41\u57fa\u7ebf\u770b&#xff0c;Nacos 3.1.1 \u5df2\u53d1\u5e03\u4e14 \u670d\u52a1\u7aef\u5efa\u8bae\u6309 Java 17 \u4f5c\u4e3a\u786c\u95e8\u69db \u6765\u843d\u5730\u66f4\u7a33\u3002(Nacos \u5b98\u7f51) \u4e00\u3001\u5148\u628a\u73b0\u573a\u6293\u7a33&#xff08;3\u6b65\u5b9a\u4f4d&#x1f9ed;&#xff09;<br \/>\ntail -n 200 logs\/start.out**<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[84,89,100,44],"topic":[],"class_list":["post-73289","post","type-post","status-publish","format-standard","hentry","category-server","tag-android","tag-git","tag-100","tag-44"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u84dd\u6613\u4e91 \uff1aNacos\u542f\u52a8\u5e38\u89c1\u62a5\u9519\u89e3\u51b3\u65b9\u6cd5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/73289.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u84dd\u6613\u4e91 \uff1aNacos\u542f\u52a8\u5e38\u89c1\u62a5\u9519\u89e3\u51b3\u65b9\u6cd5 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u84dd\u6613\u4e91&#xff1a;Nacos \u542f\u52a8\u5e38\u89c1\u62a5\u9519\u89e3\u51b3\u65b9\u6cd5 \u751f\u4ea7\u89c6\u89d2\u8bb2\u4eba\u8bdd&#xff1a;Nacos \u542f\u52a8\u5931\u8d25&#xff0c;\u672c\u8d28\u5c31\u662f \u73af\u5883\u57fa\u7ebf\u3001\u7aef\u53e3\u3001\u5b58\u50a8\u3001\u96c6\u7fa4\u4e00\u81f4\u6027\u3001\u6743\u9650 \u8fd9\u4e94\u7c7b\u95ee\u9898\u5728\u201c\u70b9\u706b\u9636\u6bb5\u201d\u7ffb\u8f66\u3002\u4ee5\u5f53\u524d\u4e3b\u6d41\u57fa\u7ebf\u770b&#xff0c;Nacos 3.1.1 \u5df2\u53d1\u5e03\u4e14 \u670d\u52a1\u7aef\u5efa\u8bae\u6309 Java 17 \u4f5c\u4e3a\u786c\u95e8\u69db \u6765\u843d\u5730\u66f4\u7a33\u3002(Nacos \u5b98\u7f51) \u4e00\u3001\u5148\u628a\u73b0\u573a\u6293\u7a33&#xff08;3\u6b65\u5b9a\u4f4d&#x1f9ed;&#xff09; 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