hg: jdk/submit: 8215113: Sampling interval not always correct

[jcbeyler at google.com]

Changeset: abcb6ea0b940
Author:    jcbeyler
Date:      2019-04-26 11:48 -0700
URL:       http://hg.openjdk.java.net/jdk/submit/rev/abcb6ea0b940

8215113: Sampling interval not always correct
Summary:
Reviewed-by:

! src/hotspot/share/gc/shared/memAllocator.cpp
! src/hotspot/share/gc/shared/threadLocalAllocBuffer.cpp
! src/hotspot/share/gc/shared/threadLocalAllocBuffer.hpp
! src/hotspot/share/runtime/threadHeapSampler.cpp
! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitor.java
! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorArrayAllSampledTest.java
! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorStatArrayCorrectnessTest.java