org.openjdk.jcstress.tests.fences.varHandles.StoreStoreFenceTest2.FullFenceByte

Tests VarHandle methods which take effect of store store fence.

JVM options: [-server, -XX:-TieredCompilation, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 1206026 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 37713 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 118861 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-server, -XX:-TieredCompilation] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 973964 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 8044 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 5052 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 2637343 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 4755 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 612 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-server] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 392908 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 3533 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 6349 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-server, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 1561110 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 5403 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 13607 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-Xint] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 91063 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 7624 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 8353 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-client, -XX:-TieredCompilation] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 937025 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 79329 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 180016 ACCEPTABLE actor2 observe the variables before actor1 update

JVM options: [-client] Iterations: 5 Time: 200

Observed state Occurrence Expectation Interpretation
-1, -1 306966 ACCEPTABLE actor2 observe the variables after actor1 update completely
-1, 0 0 FORBIDDEN y won't be observed to be updated before var is updated
0, -1 10534 ACCEPTABLE actor2 observe the variables after var is already updated but y hasn't yet
0, 0 23770 ACCEPTABLE actor2 observe the variables before actor1 update