SCADA Adapter Stopped Processing Tags (Doc ID 3004767.1)

Last updated on FEBRUARY 26, 2024

Applies to:

Symptoms

On : 2.5.0.2.0 version, Adapters

SCADA Adapter stopped processing tags

The SCADA interface stopped processing tags in NMS. There 2 stuck threads in the managed server which we had to reboot the managed server to restore the interface

ERROR
-----------------------

[STUCK] ExecuteThread: '5' for queue: 'weblogic.kernel.Default (self-tuning)'" #56 daemon prio=1 os_prio=0 tid=0x00007ff1c0278800 nid=0x2ac6 waiting for monitor entry [0x00007ff1b4b53000]
  java.lang.Thread.State: BLOCKED (on object monitor)
at com.splwg.oms.interfaces.scada.ScadaConnectionWs.sendTagUpdates(ScadaConnectionWs.java:811)
- waiting to lock (a com.splwg.oms.interfaces.scada.ScadaConnectionWs)
at com.splwg.oms.interfaces.scada.ScadaBean.processConditions(ScadaBean.java:3032)
at com.splwg.oms.interfaces.scada.ScadaBean.processTagRead(ScadaBean.java:2541)
at sun.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.bea.core.repackaged.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344)
at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198)
at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
at com.oracle.pitchfork.intercept.MethodInvocationInvocationContext.proceed(MethodInvocationInvocationContext.java:101)
at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:64)
at org.jboss.weld.ejb.SessionBeanInterceptor.aroundInvoke(SessionBeanInterceptor.java:52)
at sun.reflect.GeneratedMethodAccessor98.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.oracle.pitchfork.intercept.JeeInterceptorInterceptor.invoke(JeeInterceptorInterceptor.java:94)
at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.ja

Cause

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