Moved to from Log4j to Logback for stuckthread issue but logback didnt help . Here is the thread dump

"[STUCK] ExecuteThread: '13' for queue: 'weblogic.kernel.Default (self-tuning)'" RUNNABLE

ch.qos.logback.core.OutputStreamAppender.subAppend(OutputStreamAppender.java:216)

ch.qos.logback.core.rolling.RollingFileAppender.subAppend(RollingFileAppender.java:155)

ch.qos.logback.core.OutputStreamAppender.append(OutputStreamAppender.java:108)

ch.qos.logback.core.UnsynchronizedAppenderBase.doAppend(UnsynchronizedAppenderBase.java:88)

ch.qos.logback.core.spi.AppenderAttachableImpl.appendLoopOnAppenders(AppenderAttachableImpl.java:64)

ch.qos.logback.classic.Logger.appendLoopOnAppenders(Logger.java:285)

ch.qos.logback.classic.Logger.callAppenders(Logger.java:272)

ch.qos.logback.classic.Logger.buildLoggingEventAndAppend(Logger.java:473)

ch.qos.logback.classic.Logger.filterAndLog_0_Or3Plus(Logger.java:427)

ch.qos.logback.classic.Logger.log(Logger.java:846)

org.apache.commons.logging.impl.SLF4JLocationAwareLog.info(SLF4JLocationAwareLog.java:159)