Tomcat在生产服务器上突然停止工作

Question

在java.library.path:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib64:/lib:/usr/lib上找不到基于APR的Apache Tomcat本机库，该库允许在生产环境中实现最佳性能

此外，错误是：

Feb 08, 2018 1:48:31 AM org.apache.catalina.startup.Catalina stopServer
SEVERE: Could not contact localhost:8005. Tomcat may not be running.
Feb 08, 2018 1:48:31 AM org.apache.catalina.startup.Catalina stopServer
SEVERE: Catalina.stop:
java.net.ConnectException: Connection refused
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
        at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
        at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at java.net.Socket.connect(Socket.java:538)
        at java.net.Socket.<init>(Socket.java:434)
        at java.net.Socket.<init>(Socket.java:211)
        at org.apache.catalina.startup.Catalina.stopServer(Catalina.java:498)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.catalina.startup.Bootstrap.stopServer(Bootstrap.java:370)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:457)

tomcat已经开始运行了，但恐怕还会再次发生。服务器上最近没有更新或安装，原因是什么？此外，有什么可能的永久解决办法呢？

Feb 08, 2018 3:26:56 AM org.apache.catalina.core.ApplicationContext log
INFO: No Spring WebApplicationInitializer types detected on classpath
Feb 08, 2018 3:26:57 AM org.apache.catalina.core.ApplicationContext log
INFO: Initializing Spring root WebApplicationContext
Feb 08, 2018 3:28:06 AM org.apache.catalina.core.ApplicationContext log
INFO: Initializing Spring FrameworkServlet 'ptsw'

Answer 1

在java.library.path上找不到基于APR的Apache Tomcat本机库，该库允许在生产环境中实现最佳性能

请参考此链接了解上述问题。

java.net.ConnectException：连接被拒绝

kill -9 $(ps auxxx|grep Tomcat|awk '{print $2}')