https://github.com/jenkinsci/jenkins/issues/23457
[JENKINS-24763] Long running OldDataMonitor.doDiscard() results in thread starvation ยท Issue #23457...
A very large set of OldData can take a long time to discard. While this is running, most Jenkins operations which save any data are blocked....
results inthread starvationjenkinslongrunning
https://javaspecialists.teachable.com/courses/mastering-platform-threads/lectures/58694005
5.2.2. Detecting Thread Starvation | JavaSpecialists
thread starvationdetecting