--- a/hotspot/src/share/vm/runtime/globals.hpp Mon Mar 07 19:17:35 2016 +0100
+++ b/hotspot/src/share/vm/runtime/globals.hpp Mon Mar 07 19:29:47 2016 +0000
@@ -891,9 +891,6 @@
notproduct(bool, VerifyLastFrame, false, \
"Verify oops on last frame on entry to VM") \
\
- develop(bool, TraceHandleAllocation, false, \
- "Print out warnings when suspiciously many handles are allocated")\
- \
product(bool, FailOverToOldVerifier, true, \
"Fail over to old verifier when split verifier fails") \
\
@@ -3024,14 +3021,6 @@
notproduct(ccstrlist, SuppressErrorAt, "", \
"List of assertions (file:line) to muzzle") \
\
- notproduct(size_t, HandleAllocationLimit, 1024, \
- "Threshold for HandleMark allocation when +TraceHandleAllocation "\
- "is used") \
- \
- develop(size_t, TotalHandleAllocationLimit, 1024, \
- "Threshold for total handle allocation when " \
- "+TraceHandleAllocation is used") \
- \
develop(intx, StackPrintLimit, 100, \
"number of stack frames to print in VM-level stack dump") \
\
--- a/hotspot/src/share/vm/runtime/handles.cpp Mon Mar 07 19:17:35 2016 +0100
+++ b/hotspot/src/share/vm/runtime/handles.cpp Mon Mar 07 19:29:47 2016 +0000
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@@ -129,14 +129,6 @@
k = k->next();
}
- // The thread local handle areas should not get very large
- if (TraceHandleAllocation && (size_t)handles_visited > TotalHandleAllocationLimit) {
-#ifdef ASSERT
- warning("%d: Visited in HandleMark : " SIZE_FORMAT, _nof_handlemarks, handles_visited);
-#else
- warning("Visited in HandleMark : " SIZE_FORMAT, handles_visited);
-#endif
- }
if (_prev != NULL) _prev->oops_do(f);
}
@@ -165,31 +157,6 @@
assert(area->_handle_mark_nesting > 0, "must stack allocate HandleMarks" );
debug_only(area->_handle_mark_nesting--);
- // Debug code to trace the number of handles allocated per mark/
-#ifdef ASSERT
- if (TraceHandleAllocation) {
- size_t handles = 0;
- Chunk *c = _chunk->next();
- if (c == NULL) {
- handles = area->_hwm - _hwm; // no new chunk allocated
- } else {
- handles = _max - _hwm; // add rest in first chunk
- while(c != NULL) {
- handles += c->length();
- c = c->next();
- }
- handles -= area->_max - area->_hwm; // adjust for last trunk not full
- }
- handles /= sizeof(void *); // Adjust for size of a handle
- if (handles > HandleAllocationLimit) {
- // Note: _nof_handlemarks is only set in debug mode
- warning("%d: Allocated in HandleMark : " SIZE_FORMAT, _nof_handlemarks, handles);
- }
-
- tty->print_cr("Handles " SIZE_FORMAT, handles);
- }
-#endif
-
// Delete later chunks
if( _chunk->next() ) {
// reset arena size before delete chunks. Otherwise, the total