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8334026: Provide a diagnostic PrintMemoryMapAtExit switch on Linux
Reviewed-by: dholmes, mbaesken
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51
test/hotspot/jtreg/runtime/NMT/PrintMemoryMapAtExitTest.java
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/* | ||
* Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved. | ||
* Copyright (c) 2024, Red Hat, Inc. 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. | ||
*/ | ||
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/* | ||
* @test | ||
* @summary Verify PrintMemoryMapAtExit on normal JVM exit for summary tracking level | ||
* @requires os.family == "linux" | ||
* @modules java.base/jdk.internal.misc | ||
* @library /test/lib | ||
* @run driver PrintMemoryMapAtExitTest | ||
*/ | ||
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import jdk.test.lib.process.OutputAnalyzer; | ||
import jdk.test.lib.process.ProcessTools; | ||
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public class PrintMemoryMapAtExitTest { | ||
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public static void main(String args[]) throws Exception { | ||
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ProcessBuilder pb = ProcessTools.createTestJavaProcessBuilder( | ||
"-XX:+UnlockDiagnosticVMOptions", "-XX:+PrintMemoryMapAtExit", | ||
"-XX:NativeMemoryTracking=summary", "-version"); | ||
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OutputAnalyzer output = new OutputAnalyzer(pb.start()); | ||
output.shouldHaveExitValue(0); | ||
output.shouldContain("Memory mappings"); | ||
output.shouldContain("JAVAHEAP"); | ||
output.shouldHaveExitValue(0); | ||
} | ||
} |
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Review
Issues
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/tag jdk-24+3
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@JesperIRL The tag jdk-24+3 was successfully created.