From bf813be0f30391c67de3ea74c7522d7cbb8d3c3b Mon Sep 17 00:00:00 2001
From: Guoxiong Li <gli@openjdk.org>
Date: Mon, 15 Jan 2024 14:34:14 +0000
Subject: [PATCH] 8322279: Generational ZGC: Use ZFragmentationLimit and
 ZYoungCompactionLimit as percentage instead of multiples

Reviewed-by: eosterlund
---
 src/hotspot/share/gc/z/zHeuristics.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/hotspot/share/gc/z/zHeuristics.cpp b/src/hotspot/share/gc/z/zHeuristics.cpp
index df2f5f68489..c764227061e 100644
--- a/src/hotspot/share/gc/z/zHeuristics.cpp
+++ b/src/hotspot/share/gc/z/zHeuristics.cpp
@@ -101,9 +101,9 @@ uint ZHeuristics::nconcurrent_workers() {
 }
 
 size_t ZHeuristics::significant_heap_overhead() {
-  return MaxHeapSize * ZFragmentationLimit;
+  return MaxHeapSize * (ZFragmentationLimit / 100);
 }
 
 size_t ZHeuristics::significant_young_overhead() {
-  return MaxHeapSize * ZYoungCompactionLimit;
+  return MaxHeapSize * (ZYoungCompactionLimit / 100);
 }