jdk-24/hotspot/test/runtime/NMT/UnsafeMallocLimit2.java
Coleen Phillimore 31b9cf6251 8058818: Allocation of more then 1G of memory using Unsafe.allocateMemory is still causing a fatal error on 32bit platforms
The assert was firing for NMT_Off and minimal too even though the size isn't used.

Reviewed-by: gtriantafill, dholmes
2014-09-25 07:52:32 -04:00

55 lines
2.1 KiB
Java

/*
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/*
* @test
* @bug 8058818
* @library /testlibrary
* @build UnsafeMallocLimit2
* @run main/othervm -Xmx32m -XX:NativeMemoryTracking=off UnsafeMallocLimit2
*/
import com.oracle.java.testlibrary.*;
import sun.misc.Unsafe;
public class UnsafeMallocLimit2 {
public static void main(String args[]) throws Exception {
if (Platform.is32bit()) {
Unsafe unsafe = Utils.getUnsafe();
try {
// Allocate greater than MALLOC_MAX and likely won't fail to allocate,
// so it hits the NMT code that asserted.
// Test that this doesn't cause an assertion with NMT off.
// The option above overrides if all the tests are run with NMT on.
unsafe.allocateMemory(0x40000000);
System.out.println("Allocation succeeded");
} catch (OutOfMemoryError e) {
System.out.println("Allocation failed");
}
} else {
System.out.println("Test only valid on 32-bit platforms");
}
}
}