org.openjdk.jcstress.tests.acqrel.varHandles.byteArray.big.opaque.CharByteTest

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, -1, 19098 34418 29 115 269 1320 ACCEPTABLE Default value for guard, allowed to see anything.
-1, -1, A 2707500 2534706 2760607 4023558 2278063 40857 ACCEPTABLE Observing the value for guard, allowed to see latest value.
-1, 0, 1 0 0 0 0 0 ACCEPTABLE Default value for guard, allowed to see anything.
0, -1, 3089 3584 49 80 9106 3025 ACCEPTABLE Default value for guard, allowed to see anything.
0, -1, A 64 87 81 244 536 1 ACCEPTABLE Observing the value for guard, allowed to see latest value.
0, 0, 490576 1084665 6339 34245 41824 25 ACCEPTABLE Default value for guard, allowed to see anything.
0, 0, A 50 58 43 646 0 0 ACCEPTABLE Seeing previous writes, allowed with racy guard.
OK OK OK OK OK OK

Auxiliary data