{"id":2509,"date":"2022-12-12T16:25:35","date_gmt":"2022-12-12T08:25:35","guid":{"rendered":"https:\/\/qaqaq.top\/?p=2509"},"modified":"2022-12-12T18:41:35","modified_gmt":"2022-12-12T10:41:35","slug":"%e9%94%99%e8%af%af%e4%bb%a3%e7%a0%81-%e8%ad%a6%e5%91%8a-rmi-tcp-connection15-127-0-0-1-org-apache-catalina-loader-webappclassloaderbase-clearreferencesthreads-web%e5%ba%94%e7%94%a8%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/qaqaq.top\/?p=2509","title":{"rendered":"\u9519\u8bef\u4ee3\u7801 \u8b66\u544a [RMI TCP Connection(15)-127.0.0.1] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads 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web\u5e94\u7528\u7a0b\u5e8f&#91;JavaWeb_Test_Book]\u4ecd\u5728\u5904\u7406\u4e00\u4e2a\u5c1a\u672a\u5b8c\u6210\u7684\u8bf7\u6c42\u3002\u8fd9\u5f88\u53ef\u80fd\u4f1a\u9020\u6210\u5185\u5b58\u6cc4\u6f0f\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u4e0a\u4e0b\u6587\u5b9e\u73b0\u7684unloadDelay\u5c5e\u6027\u6765\u63a7\u5236\u8bf7\u6c42\u5b8c\u6210\u6240\u5141\u8bb8\u7684\u65f6\u95f4\u3002\u8bf7\u6c42\u5904\u7406\u7ebf\u7a0b\u7684\u5806\u6808\u8ddf\u8e2a\uff1a&#91;\n java.base@11.0.13\/jdk.internal.misc.Unsafe.park(Native Method)\n java.base@11.0.13\/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)\n java.base@11.0.13\/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)\n com.alibaba.druid.pool.DruidDataSource.takeLast(DruidDataSource.java:2208)\n com.alibaba.druid.pool.DruidDataSource.getConnectionInternal(DruidDataSource.java:1680)\n com.alibaba.druid.pool.DruidDataSource.getConnectionDirect(DruidDataSource.java:1417)\n com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1397)\n com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1387)\n top.qaqaq.utils.JdbcUtils.getConnection(JdbcUtils.java:37)\n top.qaqaq.dao.impl.BaseDao.queryForSingleValue(BaseDao.java:90)\n top.qaqaq.dao.impl.BookDaoImpl.queryForPageTotalCount(BookDaoImpl.java:50)\n top.qaqaq.service.impl.BookServiceImpl.page(BookServiceImpl.java:52)\n top.qaqaq.web.BookServlet.page(BookServlet.java:28)\n java.base@11.0.13\/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\n java.base@11.0.13\/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)\n java.base@11.0.13\/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\n java.base@11.0.13\/java.lang.reflect.Method.invoke(Method.java:566)\n top.qaqaq.web.BaseServlet.doPost(BaseServlet.java:31)\n top.qaqaq.web.BaseServlet.doGet(BaseServlet.java:20)\n jakarta.servlet.http.HttpServlet.service(HttpServlet.java:705)\n jakarta.servlet.http.HttpServlet.service(HttpServlet.java:814)\n org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:223)\n org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158)\n org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)\n org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185)\n org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158)\n org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)\n org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)\n org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)\n 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