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changeset 15:d825a8a2bd39

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6673975: Disable ZapUnusedHeapArea to reduce GC execution times of debug JVM's. Summary: Mangling the unused space is having an adverse affect on testing with fastdebug builds so turn it off by default. Reviewed-by: ysr, tonyp
author jmasa
date Tue, 11 Mar 2008 14:19:53 -0700
parents 6228104986ca
children 8b6e49187640 0834225a7916
files src/share/vm/runtime/globals.hpp
diffstat 1 files changed, 1 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/runtime/globals.hpp	Wed Mar 05 17:37:04 2008 -0800
+++ b/src/share/vm/runtime/globals.hpp	Tue Mar 11 14:19:53 2008 -0700
@@ -586,7 +586,7 @@
   develop(bool, ZapJNIHandleArea, trueInDebug,                              \
           "Zap freed JNI handle space with 0xFEFEFEFE")                     \
                                                                             \
-  develop(bool, ZapUnusedHeapArea, trueInDebug,                             \
+  develop(bool, ZapUnusedHeapArea, false,                                   \
           "Zap unused heap space with 0xBAADBABE")                          \
                                                                             \
   develop(bool, PrintVMMessages, true,                                      \