org.openjdk.jcstress.tests.acqrel.varHandles.byteBuffer.direct.little.plain.FloatStringTest

Description and references

null

Environment

java.specification.name Java Platform API Specification
java.specification.vendor Oracle Corporation
java.specification.version 10
java.vendor Oracle Corporation
java.version 10-internal
java.vm.name OpenJDK 64-Bit Server VM
java.vm.vendor Oracle Corporation
java.vm.version 10-internal+0-adhoc.buildslave.jdk10
os.arch aarch64
os.name Linux
os.version 4.4.0-63-generic

Test configurations

TC 1 JVM options: [] Iterations: 5 Time: 200
TC 2 JVM options: [-XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200
TC 3 JVM options: [-XX:-TieredCompilation] Iterations: 5 Time: 200
TC 4 JVM options: [-XX:-TieredCompilation, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200
TC 5 JVM options: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200
TC 6 JVM options: [-Xint] Iterations: 5 Time: 200

Observed states

Observed state TC 1 TC 2 TC 3 TC 4 TC 5 TC 6 Expectation Interpretation
null, null, 0.0 77432 106987 82333 112625 32662 0 ACCEPTABLE Default value for guard, allowed to see anything.
null, null, 2.3509528E-38 0 0 9796 0 0 0 ACCEPTABLE Seeing previous writes, allowed with racy guard.
null, object, 0.0 0 0 0 0 0 13977 ACCEPTABLE Default value for guard, allowed to see anything.
object, object, 0.0 8622 11909 0 15615 8028 3971 ACCEPTABLE Default value for guard, allowed to see anything.
object, object, 2.3509528E-38 634454 257032 328129 305158 705008 40210 ACCEPTABLE Observing the value for guard, allowed to see latest value.
OK OK OK OK OK OK

Auxiliary data