Coding G1 Garbage Collector Performance Tuning By java-tv.com garbage collection The garbage-first (or G1) garbage collector is now an officially supported garbage collector in Java 7 update 4 and later VMs based on Oracle’s HotSpot. This session describes the operational basics of G1 and how to tune it. share share share share share JavaServer Faces 2.2 Faces Flow in GlassFish 4 and Java EE 7 Ratpack: Classy and Compact Groovy Web Apps