Add jvm.gc.overhead gauge for OpenJDK 26 and later#1232
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DanielThomas merged 4 commits intomainfrom Apr 10, 2026
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brharrington
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Apr 9, 2026
spectator-ext-jvm/src/main/java/com/netflix/spectator/jvm/Jmx.java
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This adds a new
jvm.gc.overheadgauge that finally gives us an accurate measurement of GC versus application CPU utilisation, rather than usingjvm.gc.pauseas a proxy, which only works for the collectors that do no work concurrently.