{"id":649,"date":"2026-01-07T10:17:16","date_gmt":"2026-01-07T02:17:16","guid":{"rendered":"https:\/\/www.17ci.com\/?p=649"},"modified":"2026-01-07T10:41:38","modified_gmt":"2026-01-07T02:41:38","slug":"nacos%e5%90%af%e5%8a%a8%e6%8a%a5%e9%94%99%e6%8e%92%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/www.17ci.com\/index.php\/nacos%e5%90%af%e5%8a%a8%e6%8a%a5%e9%94%99%e6%8e%92%e6%9f%a5\/","title":{"rendered":"Nacos\u542f\u52a8\u62a5\u9519\u6392\u67e5"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u6700\u8fd1\u5728\u90e8\u7f72Nacos\u65f6\u8e29\u4e86\u4e2a\u5751\u2014\u2014\u542f\u52a8\u65f6\u62a5\u4e86\u4e00\u5806\u9519\u8bef\uff0c\u6298\u817e\u4e86\u534a\u5929\u624d\u89e3\u51b3\u3002\u8bb0\u5f55\u4e0b\u6765\u5e0c\u671b\u80fd\u5e2e\u5230\u9047\u5230\u7c7b\u4f3c\u95ee\u9898\u7684\u670b\u53cb\u3002<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e00\u3001\u5f02\u5e38\u4fe1\u606f\uff1a\u6ee1\u5c4f\u7684\u9519\u8bef\u65e5\u5fd7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u770b\u770b\u542f\u52a8\u65f6\u63a7\u5236\u53f0\u6253\u5370\u7684\u5173\u952e\u9519\u8bef\u4fe1\u606f\uff08\u7cbe\u7b80\u540e\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2025-12-30 16:24:02,397 INFO Tomcat initialized with port(s): 8848 (http)\n2025-12-30 16:24:02,874 INFO Root WebApplicationContext: initialization completed in 3467 ms\n\njava.lang.reflect.InaccessibleObjectException: Unable to make field private java.lang.String java.lang.StackTraceElement.classLoaderName accessible: module java.base does not \"opens java.lang\" to unnamed module @7c30a502\n        at java.base\/java.lang.reflect.AccessibleObject.throwInaccessibleObjectException(AccessibleObject.java:391)\n...\uff08\u7c7b\u4f3c\u7684InaccessibleObjectException\u91cd\u590d\u591a\u6b21\uff09...\n\n2025-12-30 16:24:06,969 WARN Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'switchManager' defined in URL ...\n2025-12-30 16:24:06,995 ERROR Nacos failed to start, please see \/home\/shuoshuo\/software\/nacos\/logs\/nacos.log for more details.\n2025-12-30 16:24:07,029 ERROR Application run failed\norg.springframework.beans.factory.BeanCreationException: Error creating bean with name 'switchManager' ...\nCaused by: java.lang.NoClassDefFoundError: Could not initialize class com.alibaba.nacos.consistency.SerializeFactory<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u773c\u770b\u5230\u8fd9\u4e9b\u65e5\u5fd7\u65f6\u786e\u5b9e\u6709\u70b9\u61f5\u2014\u2014\u53c8\u662f\u53cd\u5c04\u5f02\u5e38\uff0c\u53c8\u662fBean\u521b\u5efa\u5931\u8d25\uff0c\u8fd8\u6709\u7c7b\u627e\u4e0d\u5230\u7684\u9519\u8bef\uff0c\u611f\u89c9\u95ee\u9898\u633a\u590d\u6742\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e8c\u3001\u9519\u8bef\u5206\u6790\uff1a\u62bd\u4e1d\u5265\u8327\u627e\u6839\u6e90<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ed4\u7ec6\u5206\u6790\u65e5\u5fd7\u540e\uff0c\u53d1\u73b0\u4e3b\u8981\u6709\u4e09\u7c7b\u9519\u8bef\u9700\u8981\u5173\u6ce8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>InaccessibleObjectException<\/strong><br>\u8fd9\u4e2a\u9519\u8bef\u53cd\u590d\u51fa\u73b0\uff0c\u63d0\u793a\"\u65e0\u6cd5\u8bbf\u95ee\u79c1\u6709\u5b57\u6bb5\"\uff0c\u539f\u56e0\u662fJava 9\u53ca\u4ee5\u4e0a\u7248\u672c\u5f15\u5165\u7684\u6a21\u5757\u5316\u7cfb\u7edf\u9650\u5236\u4e86\u53cd\u5c04\u8bbf\u95ee\u3002\u7b80\u5355\u8bf4\u5c31\u662f\uff1aNacos\u91cc\u7684\u67d0\u4e9b\u4ee3\u7801\u60f3\u7528\u53cd\u5c04\u8bbf\u95eeJDK\u5185\u90e8\u7684\u79c1\u6709\u5b57\u6bb5\uff0c\u4f46\u65b0\u7248\u672cJava\u4e0d\u8ba9\u8bbf\u95ee\u4e86\u3002<\/li>\n\n\n\n<li><strong>NoClassDefFoundError<\/strong><br>\u63d0\u793a<code>SerializeFactory<\/code>\u7c7b\u521d\u59cb\u5316\u5931\u8d25\uff0c\u8fd9\u901a\u5e38\u4e0d\u662f\u771f\u7684\u7f3a\u8fd9\u4e2a\u7c7b\uff08\u5927\u6982\u7387\u5728jar\u5305\u91cc\u80fd\u627e\u5230\uff09\uff0c\u800c\u662f\u521d\u59cb\u5316\u8fc7\u7a0b\u4e2d\u629b\u51fa\u4e86\u5f02\u5e38\u5bfc\u81f4\u7c7b\u52a0\u8f7d\u5931\u8d25\u3002<\/li>\n\n\n\n<li><strong>BeanCreationException<\/strong><br>Spring\u521b\u5efa<code>SwitchManager<\/code>\u8fd9\u4e2aBean\u65f6\u5931\u8d25\u4e86\uff0c\u8ffd\u6839\u6eaf\u6e90\u8fd8\u662f\u56e0\u4e3a\u4f9d\u8d56\u7684<code>SerializeFactory<\/code>\u521d\u59cb\u5316\u51fa\u4e86\u95ee\u9898\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e9b\u9519\u8bef\u4e32\u8d77\u6765\u770b\uff0c\u9690\u7ea6\u6307\u5411\u4e00\u4e2a\u6838\u5fc3\u95ee\u9898\uff1a<strong>Java\u7248\u672c\u517c\u5bb9\u6027<\/strong>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e09\u3001\u95ee\u9898\u6839\u6e90\uff1aJava\u7248\u672c\"\u4e0d\u5339\u914d\"<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u56de\u5fc6\u4e86\u4e00\u4e0b\u670d\u52a1\u5668\u73af\u5883\uff1a\u8fd9\u5957Nacos\u539f\u672c\u662f\u5728Java 8\u73af\u5883\u4e0b\u6b63\u5e38\u8fd0\u884c\u7684\uff0c\u540e\u6765\u56e0\u4e3a\u5176\u4ed6\u9879\u76ee\u9700\u8981\uff0c\u5148\u540e\u88c5\u4e86Java 17\u548cJava 21\uff0c\u53ef\u80fd\u662f\u73af\u5883\u53d8\u91cf\u914d\u7f6e\u4e71\u4e86\uff0c\u5bfc\u81f4Nacos\u542f\u52a8\u65f6\u7528\u4e86\u9ad8\u7248\u672cJava\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u800cNacos\uff08\u5c24\u5176\u662f2.x\u7248\u672c\uff09\u5bf9\u9ad8\u7248\u672cJava\u7684\u517c\u5bb9\u6027\u5e76\u4e0d\u5b8c\u7f8e\uff0c\u4e3b\u8981\u56e0\u4e3a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ad8\u7248\u672cJava\u7684\u6a21\u5757\u5316\u673a\u5236\u9650\u5236\u4e86\u53cd\u5c04\u8bbf\u95ee<\/li>\n\n\n\n<li>\u67d0\u4e9b\u4f9d\u8d56\u5e93\uff08\u6bd4\u5982\u65e5\u5fd7\u3001\u5e8f\u5217\u5316\u5de5\u5177\uff09\u8fd8\u6ca1\u9002\u914d\u65b0Java\u7248\u672c<\/li>\n\n\n\n<li>Nacos\u81ea\u8eab\u7684\u90e8\u5206\u4ee3\u7801\u8fd8\u5728\u7528\u8001\u7684JDK API<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u56db\u3001\u89e3\u51b3\u65b9\u6848\uff1a\u8ba9Nacos\u7528\u56de\"\u719f\u6089\u7684\"Java\u7248\u672c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e2\u7136\u95ee\u9898\u51fa\u5728Java\u7248\u672c\uff0c\u6700\u76f4\u63a5\u7684\u89e3\u51b3\u601d\u8def\u5c31\u662f\u8ba9Nacos\u7528\u56de\u5b83\"\u719f\u6089\"\u7684Java 8\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u65b9\u6cd5\u4e00\uff1a\u4e34\u65f6\u6307\u5b9aJava\u73af\u5883\uff08\u5feb\u901f\u9a8c\u8bc1\uff09<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u542f\u52a8Nacos\u524d\uff0c\u624b\u52a8\u8bbe\u7f6eJAVA_HOME\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u66ff\u6362\u4e3a\u4f60\u7684Java 8\u5b9e\u9645\u5b89\u88c5\u8def\u5f84\nexport JAVA_HOME=\/usr\/lib\/jvm\/java-8-openjdk-amd64\nexport PATH=$JAVA_HOME\/bin:$PATH\n\n# \u9a8c\u8bc1Java\u7248\u672c\njava -version  # \u786e\u4fdd\u663e\u793a\u7684\u662f1.8.x\u7248\u672c\n\n# \u542f\u52a8Nacos\nbash startup.sh -m standalone<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8fd9\u6837\u80fd\u6b63\u5e38\u542f\u52a8\uff0c\u5c31\u8bf4\u660e\u786e\u5b9e\u662fJava\u7248\u672c\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u65b9\u6cd5\u4e8c\uff1a\u4fee\u6539\u542f\u52a8\u811a\u672c\uff08\u4e00\u52b3\u6c38\u9038\uff09<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u907f\u514d\u6bcf\u6b21\u542f\u52a8\u90fd\u8981\u624b\u52a8\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\uff0c\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539Nacos\u7684\u542f\u52a8\u811a\u672c<code>startup.sh<\/code>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u627e\u5230\u811a\u672c\u5f00\u5934\uff0c\u6dfb\u52a0Java 8\u7684\u8def\u5f84\u914d\u7f6e\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5f3a\u5236\u4f7f\u7528Java 8\uff08\u66ff\u6362\u4e3a\u4f60\u7684\u5b9e\u9645\u8def\u5f84\uff09\nexport JAVA_HOME=\"\/usr\/lib\/jvm\/java-8-openjdk-amd64\"\nexport JAVA=\"$JAVA_HOME\/bin\/java\"<\/code><\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u68c0\u67e5\u811a\u672c\u4e2d\u7684Java\u7248\u672c\u9002\u914d\u914d\u7f6e\uff0c\u786e\u4fdd\u4f4e\u7248\u672cJava\u7684\u53c2\u6570\u6b63\u786e\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code># \u811a\u672c\u4e2d\u539f\u6709\u8fd9\u6bb5\uff0c\u786e\u4fdd\u4fdd\u7559\nJAVA_MAJOR_VERSION=$($JAVA -version 2&gt;&amp;1 | sed -E -n 's\/.* version \"(&#91;0-9]*).*$\/\\1\/p')\nif &#91;&#91; \"$JAVA_MAJOR_VERSION\" -ge \"9\" ]] ; then\n    # \u9ad8\u7248\u672cJava\u7684\u517c\u5bb9\u53c2\u6570\uff08\u5982\u679c\u5076\u5c14\u9700\u8981\u7528\u9ad8\u7248\u672c\u53ef\u4ee5\u4fdd\u7559\uff09\n    JAVA_OPT=\"${JAVA_OPT} --add-opens java.base\/java.lang=ALL-UNNAMED\"\n    ...\nelse\n    # Java 8\u53ca\u4ee5\u4e0b\u7684\u914d\u7f6e\uff08\u786e\u4fdd\u8fd9\u90e8\u5206\u751f\u6548\uff09\n    JAVA_OPT=\"${JAVA_OPT} -XX:+UseConcMarkSweepGC ...\"\n    ...\nfi<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u6574\u7684\u4fee\u6539\u540e\u811a\u672c\u53ef\u4ee5\u53c2\u8003\u539f\u6587\u4e2d\u7684\u793a\u4f8b\uff0c\u6838\u5fc3\u5c31\u662f<strong>\u5f3a\u5236\u6307\u5b9aJava 8\u7684\u8def\u5f84<\/strong>\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u65b9\u6cd5\u4e09\uff1a\u5982\u679c\u5fc5\u987b\u7528\u9ad8\u7248\u672cJava<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u56e0\u4e3a\u7279\u6b8a\u539f\u56e0\u5fc5\u987b\u7528Java 17\/21\uff0c\u53ef\u4ee5\u5c1d\u8bd5\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5347\u7ea7Nacos\u5230\u6700\u65b0\u7248\u672c\uff08\u65b0\u7248\u672c\u901a\u5e38\u4f1a\u4fee\u590d\u517c\u5bb9\u6027\u95ee\u9898\uff09<\/li>\n\n\n\n<li>\u542f\u52a8\u65f6\u6dfb\u52a0\u66f4\u591a\u517c\u5bb9\u53c2\u6570\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>java --add-opens java.base\/java.lang=ALL-UNNAMED \\\n     --add-opens java.base\/java.util=ALL-UNNAMED \\\n     -jar nacos-server.jar<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u63a8\u8350\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u66f4\u591a\u610f\u60f3\u4e0d\u5230\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e94\u3001\u5e38\u89c1\u95ee\u9898\uff1aJAVA_HOME\u8bbe\u7f6e\u62a5\u9519<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fee\u6539\u811a\u672c\u540e\u542f\u52a8\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u8fd9\u4e2a\u9519\u8bef\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>bash startup.sh -m standalone\nERROR: JAVA_HOME is not set correctly! !!<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u65f6\u5019\u53ef\u4ee5\u6309\u4ee5\u4e0b\u6b65\u9aa4\u6392\u67e5\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u786e\u8ba4Java 8\u8def\u5f84\u662f\u5426\u6b63\u786e<\/strong><br>\u7528<code>ls<\/code>\u547d\u4ee4\u68c0\u67e5\u8def\u5f84\u662f\u5426\u5b58\u5728\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   ls \/usr\/lib\/jvm\/java-8-openjdk-amd64\/bin\/java<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u663e\u793a\"\u6ca1\u6709\u90a3\u4e2a\u6587\u4ef6\u6216\u76ee\u5f55\"\uff0c\u8bf4\u660e\u8def\u5f84\u9519\u4e86\u3002<\/p>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u67e5\u627e\u7cfb\u7edf\u4e2d\u7684Java 8\u8def\u5f84<\/strong><br>\u53ef\u4ee5\u7528\u8fd9\u4e2a\u547d\u4ee4\u627e\u6240\u6709\u5df2\u5b89\u88c5\u7684Java\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   sudo update-alternatives --config java<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f93\u51fa\u4f1a\u663e\u793a\u7c7b\u4f3c<code>\/usr\/lib\/jvm\/java-8-openjdk-amd64\/bin\/java<\/code>\u7684\u8def\u5f84\uff0c\u590d\u5236\u8fd9\u4e2a\u8def\u5f84\u5230\u811a\u672c\u4e2d\u3002<\/p>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u624b\u52a8\u8bbe\u7f6e\u540e\u6d4b\u8bd5<\/strong><br>\u5148\u5728\u547d\u4ee4\u884c\u624b\u52a8\u8bbe\u7f6eJAVA_HOME\u5e76\u6d4b\u8bd5\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   export JAVA_HOME=\/\u627e\u5230\u7684Java8\u8def\u5f84\n   $JAVA_HOME\/bin\/java -version  # \u770b\u662f\u5426\u80fd\u6b63\u5e38\u8f93\u51faJava 8\u7248\u672c<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u786e\u8ba4\u6ca1\u95ee\u9898\u540e\u518d\u4fee\u6539\u811a\u672c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u516d\u3001\u603b\u7ed3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6b21Nacos\u542f\u52a8\u5931\u8d25\u7684\u95ee\u9898\uff0c\u672c\u8d28\u4e0a\u662f<strong>\u8f6f\u4ef6\u7248\u672c\u4e0e\u8fd0\u884c\u73af\u5883\u4e0d\u5339\u914d<\/strong>\u5bfc\u81f4\u7684\u3002\u603b\u7ed3\u51e0\u4e2a\u7ecf\u9a8c\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6846\u67b6\/\u4e2d\u95f4\u4ef6\u7684\u542f\u52a8\u95ee\u9898\uff0c\u5148\u770b\u65e5\u5fd7\u91cc\u7684<code>Caused by<\/code>\u6839\u56e0\uff0c\u4e0d\u8981\u88ab\u8868\u9762\u7684\u9519\u8bef\u4fe1\u606f\u8ff7\u60d1<\/li>\n\n\n\n<li>\u591a\u7248\u672cJava\u5171\u5b58\u65f6\uff0c\u4e00\u5b9a\u8981\u6ce8\u610f\u73af\u5883\u53d8\u91cf\u548c\u5e94\u7528\u7684\u9002\u914d\u6027<\/li>\n\n\n\n<li>\u5bf9\u4e8eNacos\u8fd9\u7c7b\u4e2d\u95f4\u4ef6\uff0c\u4f18\u5148\u4f7f\u7528\u5176\u5b98\u65b9\u63a8\u8350\u7684Java\u7248\u672c\uff08\u901a\u5e38\u662fJava 8\u621611\uff09<\/li>\n\n\n\n<li>\u4fee\u6539\u542f\u52a8\u811a\u672c\u65f6\uff0c\u6700\u597d\u5907\u4efd\u539f\u6587\u4ef6\uff0c\u907f\u514d\u6539\u4e71\u4e86\u65e0\u6cd5\u6062\u590d<\/li>\n<\/ol>\n\n\n\n<p 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