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This commit is contained in:
John Coomes 2010-10-08 09:29:09 -07:00
commit cdc9022728
65 changed files with 1597 additions and 714 deletions
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15
hotspot/src/share/vm/runtime/globals.hpp
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@ -273,6 +273,10 @@ class CommandLineFlags {
// UnlockExperimentalVMOptions flag, which allows the control and
// modification of the experimental flags.
//
// Nota bene: neither diagnostic nor experimental options should be used casually,
// and they are not supported on production loads, except under explicit
// direction from support engineers.
//
// manageable flags are writeable external product flags.
// They are dynamically writeable through the JDK management interface
// (com.sun.management.HotSpotDiagnosticMXBean API) and also through JConsole.
@ -634,6 +638,9 @@ class CommandLineFlags {
develop(bool, ZapJNIHandleArea, trueInDebug, \
"Zap freed JNI handle space with 0xFEFEFEFE") \
\
notproduct(bool, ZapStackSegments, trueInDebug, \
"Zap allocated/freed Stack segments with 0xFADFADED") \
\
develop(bool, ZapUnusedHeapArea, trueInDebug, \
"Zap unused heap space with 0xBAADBABE") \
\
@ -1799,17 +1806,17 @@ class CommandLineFlags {
develop(uintx, PromotionFailureALotInterval, 5, \
"Total collections between promotion failures alot") \
\
develop(intx, WorkStealingSleepMillis, 1, \
experimental(intx, WorkStealingSleepMillis, 1, \
"Sleep time when sleep is used for yields") \
\
develop(uintx, WorkStealingYieldsBeforeSleep, 1000, \
experimental(uintx, WorkStealingYieldsBeforeSleep, 1000, \
"Number of yields before a sleep is done during workstealing") \
\
develop(uintx, WorkStealingHardSpins, 4096, \
experimental(uintx, WorkStealingHardSpins, 4096, \
"Number of iterations in a spin loop between checks on " \
"time out of hard spin") \
\
develop(uintx, WorkStealingSpinToYieldRatio, 10, \
experimental(uintx, WorkStealingSpinToYieldRatio, 10, \
"Ratio of hard spins to calls to yield") \
\
product(uintx, PreserveMarkStackSize, 1024, \