8373023: [REDO] Remove the default value of InitialRAMPercentage

Reviewed-by: stefank, sjohanss, aboldtch

Author: jsikstro

src/hotspot/share/gc/shared/gc_globals.hpp

@@ -291,7 +291,7 @@
           "size on systems with small physical memory size")                \
           range(0.0, 100.0)                                                 \
                                                                             \
-  product(double, InitialRAMPercentage, 0.2,                                \
+  product(double, InitialRAMPercentage, 0.0,                                \
           "Percentage of real memory used for initial heap size")           \
           range(0.0, 100.0)                                                 \
                                                                             \

src/hotspot/share/runtime/flags/jvmFlag.cpp

@@ -162,7 +162,7 @@ void JVMFlag::print_on(outputStream* st, bool withComments, bool printRanges) co
     //      uintx ThresholdTolerance                       = 10                                        {product} {default}
     //     size_t TLABSize                                 = 0                                         {product} {default}
     //      uintx SurvivorRatio                            = 8                                         {product} {default}
-    //     double InitialRAMPercentage                     = 1.562500                                  {product} {default}
+    //     double InitialRAMPercentage                     = 0.000000                                  {product} {default}
     //      ccstr CompileCommandFile                       = MyFile.cmd                                {product} {command line}
     //  ccstrlist CompileOnly                              = Method1
     //            CompileOnly                             += Method2                                   {product} {command line}

src/java.base/share/man/java.md

@@ -2455,8 +2455,7 @@ Java HotSpot VM.
 `-XX:InitialRAMPercentage=`*percent*
 :   Sets the initial amount of memory that the JVM will use for the Java heap
     before applying ergonomics heuristics as a percentage of the maximum amount
-    determined as described in the `-XX:MaxRAM` option. The default value is
-    0.2 percent.
+    determined as described in the `-XX:MaxRAM` option.
 
     The following example shows how to set the percentage of the initial
     amount of memory used for the Java heap:

test/hotspot/jtreg/ProblemList.txt

@@ -94,6 +94,7 @@ gc/shenandoah/TestEvilSyncBug.java#generational 8345501 generic-all
 gc/shenandoah/TestRetainObjects.java#no-tlab 8361099 generic-all
 gc/shenandoah/TestSieveObjects.java#no-tlab 8361099 generic-all
 gc/shenandoah/TestSieveObjects.java#no-tlab-genshen 8361099 generic-all
+gc/cslocker/TestCSLocker.java 8373025 generic-all
 
 #############################################################################
 
@@ -139,6 +140,9 @@ serviceability/sa/ClhsdbPstack.java#core          8318754 macosx-aarch64
 serviceability/sa/TestJmapCore.java               8318754 macosx-aarch64
 serviceability/sa/TestJmapCoreMetaspace.java      8318754 macosx-aarch64
 
+serviceability/sa/ClhsdbScanOops.java#parallel    8373022 generic-all
+serviceability/sa/ClhsdbScanOops.java#serial      8373022 generic-all
+
 serviceability/sa/ClhsdbThreadContext.java        8356704 windows-x64
 
 serviceability/jvmti/stress/StackTrace/NotSuspended/GetStackTraceNotSuspendedStressTest.java 8315980 linux-all,windows-x64
@@ -183,3 +187,9 @@ vmTestbase/nsk/jdwp/ThreadReference/ForceEarlyReturn/forceEarlyReturn001/forceEa
 vmTestbase/nsk/monitoring/ThreadMXBean/ThreadInfo/Multi/Multi005/TestDescription.java 8076494 windows-x64
 
 vmTestbase/nsk/monitoring/ThreadMXBean/findMonitorDeadlockedThreads/find006/TestDescription.java 8310144 macosx-aarch64
+
+vmTestbase/nsk/monitoring/MemoryPoolMBean/isUsageThresholdExceeded/isexceeded001/TestDescription.java 8373022 generic-all
+vmTestbase/nsk/monitoring/MemoryPoolMBean/isUsageThresholdExceeded/isexceeded002/TestDescription.java 8373022 generic-all
+vmTestbase/nsk/monitoring/MemoryPoolMBean/isUsageThresholdExceeded/isexceeded003/TestDescription.java 8373022 generic-all
+vmTestbase/nsk/monitoring/MemoryPoolMBean/isUsageThresholdExceeded/isexceeded004/TestDescription.java 8373022 generic-all
+vmTestbase/nsk/monitoring/MemoryPoolMBean/isUsageThresholdExceeded/isexceeded005/TestDescription.java 8373022 generic-all

test/jdk/ProblemList.txt

@@ -715,6 +715,7 @@ javax/swing/plaf/synth/7158712/bug7158712.java 8324782 macosx-all
 # jdk_jdi
 
 com/sun/jdi/InvokeHangTest.java                                 8218463 linux-all
+com/sun/jdi/MethodInvokeWithTraceOnTest.java                    8373022 generic-all
 
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