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8227041: runtime/memory/RunUnitTestsConcurrently.java has a memory leak

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Reviewed-by: stefank, coleenp
This commit is contained in:
Thomas Stuefe 2019-07-02 10:28:20 +02:00
parent 03030e473c
commit 0fa1047733
2 changed files with 0 additions and 67 deletions
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65
src/hotspot/share/memory/metaspace.cpp
View File

@ -1588,71 +1588,6 @@ void ClassLoaderMetaspace::add_to_statistics(ClassLoaderMetaspaceStatistics* out
/////////////// Unit tests ///////////////
#ifndef PRODUCT
class TestMetaspaceUtilsTest : AllStatic {
public:
static void test_reserved() {
size_t reserved = MetaspaceUtils::reserved_bytes();
assert(reserved > 0, "assert");
size_t committed = MetaspaceUtils::committed_bytes();
assert(committed <= reserved, "assert");
size_t reserved_metadata = MetaspaceUtils::reserved_bytes(Metaspace::NonClassType);
assert(reserved_metadata > 0, "assert");
assert(reserved_metadata <= reserved, "assert");
if (UseCompressedClassPointers) {
size_t reserved_class = MetaspaceUtils::reserved_bytes(Metaspace::ClassType);
assert(reserved_class > 0, "assert");
assert(reserved_class < reserved, "assert");
}
}
static void test_committed() {
size_t committed = MetaspaceUtils::committed_bytes();
assert(committed > 0, "assert");
size_t reserved = MetaspaceUtils::reserved_bytes();
assert(committed <= reserved, "assert");
size_t committed_metadata = MetaspaceUtils::committed_bytes(Metaspace::NonClassType);
assert(committed_metadata > 0, "assert");
assert(committed_metadata <= committed, "assert");
if (UseCompressedClassPointers) {
size_t committed_class = MetaspaceUtils::committed_bytes(Metaspace::ClassType);
assert(committed_class > 0, "assert");
assert(committed_class < committed, "assert");
}
}
static void test_virtual_space_list_large_chunk() {
VirtualSpaceList* vs_list = new VirtualSpaceList(os::vm_allocation_granularity());
MutexLocker cl(MetaspaceExpand_lock, Mutex::_no_safepoint_check_flag);
// A size larger than VirtualSpaceSize (256k) and add one page to make it _not_ be
// vm_allocation_granularity aligned on Windows.
size_t large_size = (size_t)(2*256*K + (os::vm_page_size()/BytesPerWord));
large_size += (os::vm_page_size()/BytesPerWord);
vs_list->get_new_chunk(large_size, 0);
}
static void test() {
test_reserved();
test_committed();
test_virtual_space_list_large_chunk();
}
};
void TestMetaspaceUtils_test() {
TestMetaspaceUtilsTest::test();
}
#endif // !PRODUCT
struct chunkmanager_statistics_t {
int num_specialized_chunks;
int num_small_chunks;

2
src/hotspot/share/prims/whitebox.cpp
View File

@ -242,7 +242,6 @@ WB_END
void TestReservedSpace_test();
void TestReserveMemorySpecial_test();
void TestVirtualSpace_test();
void TestMetaspaceUtils_test();
#endif
WB_ENTRY(void, WB_RunMemoryUnitTests(JNIEnv* env, jobject o))
@ -250,7 +249,6 @@ WB_ENTRY(void, WB_RunMemoryUnitTests(JNIEnv* env, jobject o))
TestReservedSpace_test();
TestReserveMemorySpecial_test();
TestVirtualSpace_test();
TestMetaspaceUtils_test();
#endif
WB_END