From ccec5d1e8529c8211cc678d8acc8d37fe461cb51 Mon Sep 17 00:00:00 2001
From: Man Cao <manc@openjdk.org>
Date: Thu, 2 Jun 2022 18:12:10 +0000
Subject: [PATCH] 8287704: Small logging clarification about shrunk bytes after
heap shrinkage
Co-authored-by: Jonathan Joo <jonathanjoo@google.com>
Reviewed-by: tschatzl
---
src/hotspot/share/gc/g1/g1CollectedHeap.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/hotspot/share/gc/g1/g1CollectedHeap.cpp b/src/hotspot/share/gc/g1/g1CollectedHeap.cpp
index a2f7bedaee8..e87a71f86c4 100644
--- a/src/hotspot/share/gc/g1/g1CollectedHeap.cpp
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.cpp
@@ -1336,7 +1336,7 @@ void G1CollectedHeap::shrink_helper(size_t shrink_bytes) {
uint num_regions_removed = _hrm.shrink_by(num_regions_to_remove);
size_t shrunk_bytes = num_regions_removed * HeapRegion::GrainBytes;
- log_debug(gc, ergo, heap)("Shrink the heap. requested shrinking amount: " SIZE_FORMAT "B aligned shrinking amount: " SIZE_FORMAT "B attempted shrinking amount: " SIZE_FORMAT "B",
+ log_debug(gc, ergo, heap)("Shrink the heap. requested shrinking amount: " SIZE_FORMAT "B aligned shrinking amount: " SIZE_FORMAT "B actual amount shrunk: " SIZE_FORMAT "B",
shrink_bytes, aligned_shrink_bytes, shrunk_bytes);
if (num_regions_removed > 0) {
log_debug(gc, heap)("Uncommittable regions after shrink: %u", num_regions_removed);