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7003271: Hotspot should track cumulative Java heap bytes allocated on a per-thread basis

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Track allocated bytes in Thread's, update on TLAB retirement and direct allocation in Eden and tenured, add JNI methods for ThreadMXBean.

Reviewed-by: coleenp, kvn, dholmes, ysr
This commit is contained in:
Paul Hohensee 2011-01-07 10:42:32 -05:00
parent 6f2c2c3272
commit 7b0134a7cb
26 changed files with 447 additions and 212 deletions
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6
hotspot/src/share/vm/services/threadService.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2011, 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
@ -65,6 +65,7 @@ private:
static bool _thread_monitoring_contention_enabled;
static bool _thread_cpu_time_enabled;
static bool _thread_allocated_memory_enabled;
// Need to keep the list of thread dump result that
// keep references to methodOop since thread dump can be
@ -83,6 +84,9 @@ public:
static bool set_thread_cpu_time_enabled(bool flag);
static bool is_thread_cpu_time_enabled() { return _thread_cpu_time_enabled; }
static bool set_thread_allocated_memory_enabled(bool flag);
static bool is_thread_allocated_memory_enabled() { return _thread_cpu_time_enabled; }
static jlong get_total_thread_count() { return _total_threads_count->get_value(); }
static jlong get_peak_thread_count() { return _peak_threads_count->get_value(); }
static jlong get_live_thread_count() { return _live_threads_count->get_value() - _exiting_threads_count; }