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Summary: - Port D336179 mini-heapdump support to Dragonwell - Enable HotSpot to skip dumping content of primitive type arrays Test Plan: hotspot/test/serviceability, jdk/test/ras Reviewers: 井桐 Reviewed By: 井桐 Differential Revision: https://aone.alibaba-inc.com/code/D849312
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Chuansheng Lu
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shiyue.xw
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Sep 2, 2019
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| # | ||
| # Copyright (c) 2019 Alibaba Group Holding Limited. 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. Alibaba designates this | ||
| # particular file as subject to the "Classpath" exception as provided | ||
| # by Oracle in the LICENSE file that accompanied this code. | ||
| # | ||
| # 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. | ||
| # | ||
|
|
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| # | ||
| # @test | ||
| # @summary Test 'jmap -dump:mini' | ||
| # @run shell/timeout=500 TestMiniDump.sh | ||
| # | ||
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| if [ "${TESTSRC}" = "" ] | ||
| then | ||
| TESTSRC=${PWD} | ||
| echo "TESTSRC not set. Using "${TESTSRC}" as default" | ||
| fi | ||
| echo "TESTSRC=${TESTSRC}" | ||
| ## Adding common setup Variables for running shell tests. | ||
| . ${TESTSRC}/../../../test_env.sh | ||
|
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| JAVA=${TESTJAVA}${FS}bin${FS}java | ||
| JAVAC=${TESTJAVA}${FS}bin${FS}javac | ||
| JMAP=${TESTJAVA}${FS}bin${FS}jmap | ||
| JCMD=${TESTJAVA}${FS}bin${FS}jcmd | ||
| JPS=${TESTJAVA}${FS}bin${FS}jps | ||
| # A simple testcase used to invoke JVM | ||
| TEST_CLASS=Loop_$(date +%Y%m%d%H%M%S) | ||
| TEST_SOURCE=$TEST_CLASS.java | ||
|
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| cat > $TEST_SOURCE << EOF | ||
| public class ${TEST_CLASS} { | ||
| public static void main(String[] args) { | ||
| // allocate 1G temp objects | ||
| for (int i = 0; i < 1024 * 1024; ++i) { | ||
| Object o = new byte[1024]; | ||
| } | ||
| // keep Java process running | ||
| while (true); | ||
| } | ||
| } | ||
| EOF | ||
|
|
||
| # compile the test class | ||
| $JAVAC $TEST_SOURCE | ||
| if [ $? != '0' ]; then | ||
| echo "Failed to compile Foo.java" | ||
| exit 1 | ||
| fi | ||
|
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| ${JAVA} -cp . -Xmx4g -Xms4g -Xmn2g ${TEST_CLASS}& | ||
|
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| # wait child java process to allocate memory | ||
| sleep 5 | ||
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| PID=$(${JPS} | grep ${TEST_CLASS} | awk '{print $1}') | ||
| if [ $? != 0 ] || [ -z "${PID}" ]; then exit 1; fi | ||
|
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| # full dump must be > 1G | ||
| FULL_DUMP_SIZE_THRESHOLD=$(( 1024 * 1024 * 1024)) | ||
| # mini dump must be < 30MB | ||
| MINI_DUMP_SIZE_THRESHOLD=$(( 30 * 1024 * 1024)) | ||
|
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| # Test of full heap dump | ||
| DUMP="full_heap.bin" | ||
| ${JMAP} -dump:format=b,file=${DUMP} ${PID} | ||
| if [ $? != 0 ] || [ ! -f "${PWD}/${DUMP}" ]; then exit 1; fi | ||
|
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| SIZE=$(ls -l | grep ${DUMP} | awk '{print $5}') | ||
| if [ $? != 0 ] || [ ${SIZE} -le "${FULL_DUMP_SIZE_THRESHOLD}" ]; then | ||
| echo "Full heap dump is too small" | ||
| exit 1 | ||
| fi | ||
|
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| # full heap dump from jcmd | ||
| DUMP="full_heap2.bin" | ||
| ${JCMD} ${PID} GC.heap_dump -all ${DUMP} | ||
| if [ $? != 0 ] || [ ! -f "${PWD}/${DUMP}" ]; then exit 1; fi | ||
|
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| SIZE=$(ls -l | grep ${DUMP} | awk '{print $5}') | ||
| if [ $? != 0 ] || [ ${SIZE} -lt "${FULL_DUMP_SIZE_THRESHOLDL}" ]; then | ||
| echo "Full heap dump is too small" | ||
| exit 1 | ||
| fi | ||
|
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| # Test of mini heap dump | ||
| DUMP="mini_heap.bin" | ||
| ${JMAP} -dump:format=b,mini,file=${DUMP} ${PID} | ||
| if [ $? != 0 ] || [ ! -f "${PWD}/${DUMP}" ]; then exit 1; fi | ||
| SIZE=$(ls -l | grep ${DUMP} | awk '{print $5}') | ||
| if [ $? != 0 ] || [ ${SIZE} -ge "${MINI_DUMP_SIZE_THRESHOLD}" ]; then | ||
| echo "Mini heap dump is too large" | ||
| exit 1 | ||
| fi | ||
|
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| # minidump from jcmd | ||
| DUMP="mini_heap2.bin" | ||
| ${JCMD} ${PID} GC.heap_dump -all -mini ${DUMP} | ||
| if [ $? != 0 ] || [ ! -f "${PWD}/${DUMP}" ]; then exit 1; fi | ||
| SIZE=$(ls -l | grep ${DUMP} | awk '{print $5}') | ||
| if [ $? != 0 ] || [ ${SIZE} -ge "${MINI_DUMP_SIZE_THRESHOLD}" ]; then | ||
| echo "Mini heap dump is too large" | ||
| exit 1 | ||
| fi | ||
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| # clean up | ||
| rm -f *.bin | ||
| if [ $? != 0 ]; then exit 1; fi | ||
| kill -9 ${PID} | ||
| if [ $? != 0 ]; then exit 1; fi | ||
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| exit 0 |