From 26028ad1428f1b24403574fd57deaba0ba3ba9ef Mon Sep 17 00:00:00 2001
From: never <unknown>
Date: Tue, 28 Oct 2008 18:02:09 -0700
Subject: [PATCH] 6649622: HotSpot Biased locking needs tuning on latest CPUs
 Reviewed-by: rasbold, kvn, kamg

---
 src/share/vm/runtime/arguments.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/share/vm/runtime/arguments.cpp b/src/share/vm/runtime/arguments.cpp
index b8bf9f1cd..f46aa9c2f 100644
--- a/src/share/vm/runtime/arguments.cpp
+++ b/src/share/vm/runtime/arguments.cpp
@@ -1365,6 +1365,9 @@ void Arguments::set_aggressive_opts_flags() {
   if (AggressiveOpts && FLAG_IS_DEFAULT(SpecialArraysEquals)) {
     FLAG_SET_DEFAULT(SpecialArraysEquals, true);
   }
+  if (AggressiveOpts && FLAG_IS_DEFAULT(BiasedLockingStartupDelay)) {
+    FLAG_SET_DEFAULT(BiasedLockingStartupDelay, 500);
+  }
 #endif
 
   if (AggressiveOpts) {
-- 
GitLab