org.openjdk.jcstress.tests.memeffects.basic.atomicupdaters.AtomicLongFieldUpdater.atomic_decrementAndGet_incrementAndGet_byte

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
0, 0 25210 59127 35861 89189 9486 770 ACCEPTABLE Seeing default guard, can see any value
0, 1 18198 28411 14807 46778 20072 7994 ACCEPTABLE Seeing default guard, can see any value
42, 1 485700 420710 767450 576771 545190 45174 ACCEPTABLE Seeing set guard, seeing the updated value
OK OK OK OK OK OK

Auxiliary data