org.openjdk.jcstress.tests.coherence.varHandles.byteBuffer.direct.big.acqrel.CharTest

Description and references

null

Environment

java.specification.name Java Platform API Specification
java.specification.vendor Oracle Corporation
java.specification.version 15
java.vendor N/A
java.version 15-internal
java.vm.name OpenJDK 64-Bit Server VM
java.vm.vendor Oracle Corporation
java.vm.version 15-internal+0-adhoc.buildslave.jdkX
os.arch aarch64
os.name Linux
os.version 4.16.0-290-arm64

Test configurations

TC 1 JVM options: [-XX:-TieredCompilation] Iterations: 1 Time: 10 Stride: [10, 64] (capped by TIME)
TC 2 JVM options: [-XX:-TieredCompilation, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 1 Time: 10 Stride: [10, 256] (capped by TIME)
TC 3 JVM options: [-XX:TieredStopAtLevel=1] Iterations: 1 Time: 10 Stride: [4, 4] (capped by TIME)
TC 4 JVM options: [-Xint] Iterations: 1 Time: 10 Stride: [10, 256] (capped by TIME)

Observed states

Observed state TC 1 TC 2 TC 3 TC 4 Expectation Interpretation
, 0 0 4 0 ACCEPTABLE Default value for the fields. Allowed to see this: data race.
, A 1 1 0 1 ACCEPTABLE Observe second read, but not first: sequential consistency.
A, A 1536 5632 127 5632 ACCEPTABLE Observers sees both read.
OK OK OK OK

Auxiliary data