线程阻塞

ljdkzd

今天下午我们所有的线程都阻塞在这边了，我们没有这段源码，请问这段代码是干啥的？

"http-8081-1407" #27402 daemon prio=5 os_prio=0 tid=0x00007fdcd4a42000 nid=0x19590 waiting for monitor entry [0x00007fdbdf9f8000]
   java.lang.Thread.State: BLOCKED (on object monitor)
        at com.justep.ui.resources.ResourceManagerBase.lastModified(Unknown Source)
        - waiting to lock <0x00000004417e93f0> (a com.justep.ui.resources.WebAppResourceManagerImpl)
        at com.justep.ui.resources.PriorityResourceManagerImpl.lastModified(Unknown Source)
        at com.justep.ui.resources.handler.OXFHandler$1.getLastModified(Unknown Source)
        at com.justep.ui.util.NetUtils.getLastModified(Unknown Source)
        at com.justep.ui.ResourceServer.execute(Unknown Source)
        at com.justep.ui.servlet.MainServlet.service(Unknown Source)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at com.justep.portal.filter.RedirectFilter.doFilter(Unknown Source)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at com.justep.ui.filter.MicroServiceAdminFilter.doFilter(Unknown Source)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
        at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:615)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
        at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
        - None

jishuang

确认UI2下是不是有.modified文件，把文件删除