Generational ZGC, end to end
A walk through Generational ZGC: coloured pointers, load and store barriers, the generational split landed in JDK 21, and how it hits sub-millisecond pauses on multi-TB heaps.
Jvm-Internals
A walk through Generational ZGC: coloured pointers, load and store barriers, the generational split landed in JDK 21, and how it hits sub-millisecond pauses on multi-TB heaps.