Verified65% confidenceFactTime unknown
ZGC in Java 21 supports generational mode, improving garbage collection performance
3
Sources
65%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedG1 GC is currently the default garbage collector of the JVM, striking a balance between throughput and pause time.66% similarUnverified分代垃圾回收器（如G1、ZGC、Shenandoah）能在数百GB堆内存下实现亚毫秒级停顿65% similarUnverifiedThe compact object headers (JEP 450) introduced in Java 25 LTS can reduce heap memory by 22% and CPU by 8% under certain workloads, and only require adjusting one JVM flag, -XX:+UseCompactObjectHeaders.64% similarUnverifiedG1GC has been the default garbage collector since JDK 9, designed to provide predictable low pause times on large heaps.63% similarUnverifiedG1 has been the default garbage collector since Java 9, but the JVM will use the Serial collector when there is only 1 CPU or memory is below 1792 MB.59% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/28497API
curl https://kongchang.com/api/v1/knowledge/claims/28497MCP
get_claim(id=28497)