--- a/hotspot/src/share/vm/runtime/arguments.cpp Fri Oct 24 08:35:29 2014 +0200
+++ b/hotspot/src/share/vm/runtime/arguments.cpp Fri Oct 24 14:25:46 2014 +0200
@@ -306,6 +306,9 @@
{ "ReflectionWrapResolutionErrors",JDK_Version::jdk(9), JDK_Version::jdk(10) },
{ "VerifyReflectionBytecodes", JDK_Version::jdk(9), JDK_Version::jdk(10) },
{ "AutoShutdownNMT", JDK_Version::jdk(9), JDK_Version::jdk(10) },
+ { "NmethodSweepFraction", JDK_Version::jdk(9), JDK_Version::jdk(10) },
+ { "NmethodSweepCheckInterval", JDK_Version::jdk(9), JDK_Version::jdk(10) },
+ { "CodeCacheMinimumFreeSpace", JDK_Version::jdk(9), JDK_Version::jdk(10) },
#ifndef ZERO
{ "UseFastAccessorMethods", JDK_Version::jdk(9), JDK_Version::jdk(10) },
{ "UseFastEmptyMethods", JDK_Version::jdk(9), JDK_Version::jdk(10) },
@@ -2528,7 +2531,7 @@
// Check lower bounds of the code cache
// Template Interpreter code is approximately 3X larger in debug builds.
- uint min_code_cache_size = (CodeCacheMinimumUseSpace DEBUG_ONLY(* 3)) + CodeCacheMinimumFreeSpace;
+ uint min_code_cache_size = CodeCacheMinimumUseSpace DEBUG_ONLY(* 3);
if (InitialCodeCacheSize < (uintx)os::vm_page_size()) {
jio_fprintf(defaultStream::error_stream(),
"Invalid InitialCodeCacheSize=%dK. Must be at least %dK.\n", InitialCodeCacheSize/K,
@@ -2564,10 +2567,11 @@
status = false;
}
- status &= verify_interval(NmethodSweepFraction, 1, ReservedCodeCacheSize/K, "NmethodSweepFraction");
status &= verify_interval(NmethodSweepActivity, 0, 2000, "NmethodSweepActivity");
status &= verify_interval(CodeCacheMinBlockLength, 1, 100, "CodeCacheMinBlockLength");
status &= verify_interval(CodeCacheSegmentSize, 1, 1024, "CodeCacheSegmentSize");
+ status &= verify_interval(StartAggressiveSweepingAt, 0, 100, "StartAggressiveSweepingAt");
+
int min_number_of_compiler_threads = get_min_number_of_compiler_threads();
// The default CICompilerCount's value is CI_COMPILER_COUNT.
@@ -3985,12 +3989,6 @@
#endif
#endif
- // Set NmethodSweepFraction after the size of the code cache is adapted (in case of tiered)
- if (FLAG_IS_DEFAULT(NmethodSweepFraction)) {
- FLAG_SET_DEFAULT(NmethodSweepFraction, 1 + ReservedCodeCacheSize / (16 * M));
- }
-
-
// Set heap size based on available physical memory
set_heap_size();
@@ -4058,13 +4056,6 @@
}
#ifndef PRODUCT
- if (CompileTheWorld) {
- // Force NmethodSweeper to sweep whole CodeCache each time.
- if (FLAG_IS_DEFAULT(NmethodSweepFraction)) {
- NmethodSweepFraction = 1;
- }
- }
-
if (!LogVMOutput && FLAG_IS_DEFAULT(LogVMOutput)) {
if (use_vm_log()) {
LogVMOutput = true;