From b3b7f9f7dc9b2d478f08b8a6c2a97c742b06eaad Mon Sep 17 00:00:00 2001
From: Patrick Fontanilla <pfon@amazon.com>
Date: Mon, 8 Jun 2026 23:36:56 +0000
Subject: [PATCH] 8386202: Genshen: Incorrect units in regulator thread

---
 src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp b/src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp
index 28094a1d57d..f301b182007 100644
--- a/src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp
+++ b/src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp
@@ -132,7 +132,7 @@ void ShenandoahRegulatorThread::regulator_sleep() {
   _young_heuristics->update_should_start_query_times(_most_recent_wake_time, double(_sleep) / 1000.0);
   if (LogTarget(Debug, gc, thread)::is_enabled()) {
     double elapsed = _most_recent_wake_time - before_sleep_time;
-    double hiccup = elapsed - double(_sleep);
+    double hiccup = elapsed - double(_sleep) / 1000.0;
     if (hiccup > 0.001) {
       log_debug(gc, thread)("Regulator hiccup time: %.3fs", hiccup);
     }