8145083: Use semaphore instead of mutex for synchronization of Unified Logging configurationReviewed-by: dholmes, kbarrett, mgronlun
8140556: Add force rotation option to VM.log jcmdSummary: Rotate JVM log files via jcmdReviewed-by: sla, mlarsson
8046148: JEP 158: Unified JVM LoggingReviewed-by: coleenp, sla