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Copyright (c) 2011, 2018, 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
under the terms of the GNU General Public License version 2 only, as
published by the Free Software Foundation.
This code is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
version 2 for more details (a copy is included in the LICENSE file that
accompanied this code).
You should have received a copy of the GNU General Public License version
2 along with this work; if not, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
or visit www.oracle.com if you need additional information or have any
questions.
DESCRIPTION
Tests getThreadAllocatedBytes(long[] id) function of com.sun.management.ThreadMXBean
This test starts several threads (according test machine processor count). Each
thread allocates different size objects (from 8 bytes to 2 megabytes) during
defined Stresser time (default is 1 minute). After that for each thread allocated
memory is counted and compared to the result of getThreadAllocatedBytes() call.
Test is executed in following configurations:
ThreadMXBean is accessed
- directly threw ManagementFactory.getThreadMXBean()
- threw default MBeanServer
- threw custom MBeanServer
- threw default Proxy
- threw custom Proxy
COMMENTS
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