121 lines
4.8 KiB
Java
121 lines
4.8 KiB
Java
/*
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* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @summary Ensure that certain JFR events return correct results for resource values
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* when run inside Docker container, such as available CPU and memory.
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* Also make sure that PIDs are based on value provided by container,
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* not by the host system.
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* @requires (docker.support & os.maxMemory >= 2g)
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* @library /test/lib
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* @modules java.base/jdk.internal.misc
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* java.management
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* jdk.jartool/sun.tools.jar
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* @build JfrReporter
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* @run driver TestJFREvents
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*/
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import jdk.test.lib.containers.docker.Common;
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import jdk.test.lib.containers.docker.DockerRunOptions;
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import jdk.test.lib.containers.docker.DockerTestUtils;
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import jdk.test.lib.Utils;
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public class TestJFREvents {
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private static final String imageName = Common.imageName("jfr-events");
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private static final int availableCPUs = Runtime.getRuntime().availableProcessors();
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public static void main(String[] args) throws Exception {
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System.out.println("Test Environment: detected availableCPUs = " + availableCPUs);
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if (!DockerTestUtils.canTestDocker()) {
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return;
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}
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DockerTestUtils.buildJdkDockerImage(imageName, "Dockerfile-BasicTest", "jdk-docker");
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try {
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// leave one CPU for system and tools, otherwise this test may be unstable
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int maxNrOfAvailableCpus = availableCPUs - 1;
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for (int i=1; i < maxNrOfAvailableCpus; i = i * 2) {
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testCPUInfo(i, i);
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}
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long MB = 1024*1024;
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testMemory("200m", "" + 200*MB);
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testMemory("500m", "" + 500*MB);
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testMemory("1g", "" + 1024*MB);
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testProcessInfo();
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} finally {
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DockerTestUtils.removeDockerImage(imageName);
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}
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}
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private static void testCPUInfo(int valueToSet, int expectedValue) throws Exception {
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Common.logNewTestCase("CPUInfo: --cpus = " + valueToSet);
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DockerTestUtils.dockerRunJava(
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commonDockerOpts()
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.addDockerOpts("--cpus=" + valueToSet)
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.addClassOptions(JfrReporter.TESTCASE_CPU))
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.shouldHaveExitValue(0)
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.shouldContain(JfrReporter.TEST_REPORTED_CORES);
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// The following assertion is currently disabled due to JFR reporting incorrect values.
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// JFR reports values for the host system as opposed to values for the container.
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// @ignore 8219999
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// .shouldContain(JfrReporter.TEST_REPORTED_CORES + "=" + expectedValue);
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}
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private static void testMemory(String valueToSet, String expectedValue) throws Exception {
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Common.logNewTestCase("Memory: --memory = " + valueToSet);
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DockerTestUtils.dockerRunJava(
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commonDockerOpts()
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.addDockerOpts("--memory=" + valueToSet)
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.addClassOptions(JfrReporter.TESTCASE_MEMORY))
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.shouldHaveExitValue(0)
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.shouldContain(JfrReporter.TEST_REPORTED_MEMORY + "=" + expectedValue);
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}
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private static void testProcessInfo() throws Exception {
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Common.logNewTestCase("ProcessInfo");
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DockerTestUtils.dockerRunJava(
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commonDockerOpts()
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.addClassOptions(JfrReporter.TESTCASE_PROCESS))
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.shouldHaveExitValue(0)
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.shouldContain(JfrReporter.TEST_REPORTED_PID + "=1");
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}
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private static DockerRunOptions commonDockerOpts() {
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return new DockerRunOptions(imageName, "/jdk/bin/java", "JfrReporter")
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.addDockerOpts("--volume", Utils.TEST_CLASSES + ":/test-classes/")
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.addJavaOpts("-cp", "/test-classes/");
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}
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}
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