Java - Recommended GC log options for Java 8 and Java 9

Java 8
-XX:+PrintGCDetails
-XX:+PrintReferenceGC
-XX:+PrintTenuringDistribution
-Xloggc:
-XX:+PrintGCTimeStamps

Java 9
-Xlog:gc*
,gc+ref=debug
,gc+age=trace
:file=
:tags,uptime

Video:
https://www.infoq.com/presentations/java-9-gc?utm_source=presentations_about_GarbageCollection&utm_medium=link&utm_campaign=GarbageCollection