shloim

**Describe the bug** Some low probability race condition causes lmax to loop indefinitely on Thread.yield **To Reproduce** This was found on a large production system with very low probability. Using...

[2.17.1] AsyncLogger thread is stuck on 100% CPU on lmax-34. queue polling

9

## Description Some low probability race condition causes lmax to loop indefinitely on Thread.yield ## Configuration -DLog4jContextSelector=org.apache.logging.log4j.core.async.AsyncLoggerContextSelector -Dlog4j2.enable.threadlocals=true -Dlog4j2.enable.direct.encoders=true -XX:CompileCommand=dontinline,org.apache.logging.log4j.core.async.perftest.NoOpIdleStrategy::idle **Version:** 2.17.1 **Operating system:** Centos 8 **JDK:** OpenJDK 64-Bit Server...