org.openjdk.jcstress.tests.acqrel.varHandles.byteBuffer.heap.big.opaque.LongCharTest

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
, , -1 1612 5770 2475 651 0 0 ACCEPTABLE Seeing previous writes, allowed with racy guard.
, , 0 346726 727367 463679 57195 165623 638 ACCEPTABLE Default value for guard, allowed to see anything.
, A, -1 234 7160 1919 1270 185 1 ACCEPTABLE Observing the value for guard, allowed to see latest value.
, A, 0 1146 16167 1245 1038 8012 3048 ACCEPTABLE Default value for guard, allowed to see anything.
A, A, -1 1687852 3087047 3542565 1446557 2354269 34560 ACCEPTABLE Observing the value for guard, allowed to see latest value.
A, A, 0 8838 9987 45 697 3799 361 ACCEPTABLE Default value for guard, allowed to see anything.
OK OK OK OK OK OK

Auxiliary data