ConceptG1 / Garbage-First GC / Garbage-First垃圾回收器

G1 GC

A region-based garbage collector in the JVM that divides the heap into equal-sized regions and prioritizes collection of regions with the most garbage. It maximizes reclamation efficiency within predictable pause-time targets and has been the default GC since Java 9.

Timeline (last 90 days)

Sep 15

G1 GC is currently the default garbage collector of the JVM, striking a balance between throughput and pause time.

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All Facts (1)

Unverified

G1 GC is currently the default garbage collector of the JVM, striking a balance between throughput and pause time.

50%

Source Articles

Java 27 Deep Dive: How Default Changes Are Quietly Reshaping Production EnvironmentsSep 18