8334759: gc/g1/TestMixedGCLiveThreshold.java fails on Windows with JTREG_TEST_THREAD_FACTORY=Virtual due to extra memory allocation

Reviewed-by: ayang, iwalulya

Author: Thomas Schatzl

test/hotspot/jtreg/ProblemList-Virtual.txt

@@ -83,11 +83,6 @@ vmTestbase/nsk/jdi/VMOutOfMemoryException/VMOutOfMemoryException001/VMOutOfMemor
 # to make progress when all other threads are currently suspended.
 vmTestbase/nsk/jdi/ThreadReference/isSuspended/issuspended002/TestDescription.java 8338713 generic-all
 
-###
-# Fails on Windows because of additional memory allocation.
-
-gc/g1/TestMixedGCLiveThreshold.java#25percent 8334759 windows-x64
-
 ##########
 ## Tests incompatible with  with virtual test thread factory.
 ## There is no goal to run all test with virtual test thread factory.

test/hotspot/jtreg/gc/g1/TestMixedGCLiveThreshold.java

@@ -28,6 +28,7 @@
  * @summary Test G1MixedGCLiveThresholdPercent=0. Fill up a region to at least 33 percent,
  * the region should not be selected for mixed GC cycle.
  * @requires vm.gc.G1
+ * @requires test.thread.factory != "Virtual"
  * @library /test/lib
  * @build jdk.test.whitebox.WhiteBox
  * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
@@ -39,6 +40,7 @@
  * @summary Test G1MixedGCLiveThresholdPercent=25. Fill up a region to at least 33 percent,
  * the region should not be selected for mixed GC cycle.
  * @requires vm.gc.G1
+ * @requires test.thread.factory != "Virtual"
  * @library /test/lib
  * @build jdk.test.whitebox.WhiteBox
  * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
@@ -50,6 +52,7 @@
  * @summary Test G1MixedGCLiveThresholdPercent=100. Fill up a region to at least 33 percent,
  * the region should be selected for mixed GC cycle.
  * @requires vm.gc.G1
+ * @requires test.thread.factory != "Virtual"
  * @library /test/lib
  * @build jdk.test.whitebox.WhiteBox
  * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox