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* 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
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/**
* @ test
* @ requires vm . cds
* @ requires vm . flagless
* @ bug 8067187 8200078
* @ summary Testing CDS dumping with the - XX : MaxMetaspaceSize = < size > option
* @ library / test / lib
* @ modules java . base / jdk . internal . misc
* java . management
* @ run driver MaxMetaspaceSize
*/
import java.util.ArrayList;
import jdk.test.lib.cds.CDSTestUtils;
import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.Platform;
public class MaxMetaspaceSize {
public static void main(String[] args) throws Exception {
ArrayList<String> processArgs = new ArrayList<>();
processArgs.add("-Xshare:dump" );
if (Platform.is64bit()) {
processArgs.add("-XX:MaxMetaspaceSize=3m" );
processArgs.add("-XX:CompressedClassSpaceSize=1m" );
} else {
processArgs.add("-XX:MaxMetaspaceSize=1m" );
}
String msg = "OutOfMemoryError: ((Metaspace)|(Compressed class space))" ;
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(processArgs);
CDSTestUtils.executeAndLog(pb, "dump" ).shouldMatch(msg).shouldHaveExitValue(1 );
}
}
Messung V0.5 in Prozent C=86 H=91 G=88
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(vorverarbeitet am 2026-06-10)
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