99 lines
3.2 KiB
Java
99 lines
3.2 KiB
Java
/*
|
|
* Copyright (c) 2016, 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.
|
|
*/
|
|
package gc.g1.plab.lib;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.Arrays;
|
|
import java.util.Collections;
|
|
import java.util.List;
|
|
import jdk.test.lib.process.OutputAnalyzer;
|
|
import jdk.test.lib.Utils;
|
|
|
|
/**
|
|
* Utilities for PLAB testing.
|
|
*/
|
|
public class PLABUtils {
|
|
|
|
/**
|
|
* PLAB tests default options list
|
|
*/
|
|
private final static String[] GC_TUNE_OPTIONS = {
|
|
"-XX:+UseG1GC",
|
|
"-XX:G1HeapRegionSize=1m",
|
|
"-XX:-UseAdaptiveSizePolicy",
|
|
"-XX:MaxTenuringThreshold=1",
|
|
"-XX:-UseTLAB",
|
|
"-XX:SurvivorRatio=1"
|
|
};
|
|
|
|
/**
|
|
* GC logging options list.
|
|
*/
|
|
private final static String G1_PLAB_LOGGING_OPTIONS[] = {
|
|
"-Xlog:gc=debug,gc+plab=debug,gc+heap=debug"
|
|
};
|
|
|
|
/**
|
|
* List of options required to use WhiteBox.
|
|
*/
|
|
private final static String WB_DIAGNOSTIC_OPTIONS[] = {
|
|
"-Xbootclasspath/a:.",
|
|
"-XX:+UnlockDiagnosticVMOptions",
|
|
"-XX:+WhiteBoxAPI"
|
|
};
|
|
|
|
/**
|
|
* Prepares options for testing.
|
|
*
|
|
* @param options - additional options for testing
|
|
* @return List of options
|
|
*/
|
|
public static List<String> prepareOptions(List<String> options) {
|
|
if (options == null) {
|
|
throw new IllegalArgumentException("Options cannot be null");
|
|
}
|
|
List<String> executionOtions = new ArrayList<>(
|
|
Arrays.asList(Utils.getTestJavaOpts())
|
|
);
|
|
Collections.addAll(executionOtions, WB_DIAGNOSTIC_OPTIONS);
|
|
Collections.addAll(executionOtions, G1_PLAB_LOGGING_OPTIONS);
|
|
Collections.addAll(executionOtions, GC_TUNE_OPTIONS);
|
|
executionOtions.addAll(options);
|
|
return executionOtions;
|
|
}
|
|
|
|
/**
|
|
* Common check for test PLAB application's results.
|
|
* @param out OutputAnalyzer for checking
|
|
* @throws RuntimeException
|
|
*/
|
|
public static void commonCheck(OutputAnalyzer out) throws RuntimeException {
|
|
if (out.getExitValue() != 0) {
|
|
System.out.println(out.getOutput());
|
|
throw new RuntimeException("Exit code is not 0");
|
|
}
|
|
// Test expects only WhiteBox initiated GC.
|
|
out.shouldNotContain("Pause Young (G1 Evacuation Pause)");
|
|
}
|
|
}
|