Tests weakCompareAndSet contend with strong compareAndSet.
JVM options: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 218375 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 1073265 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |
JVM options: [-server] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 459361 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 887869 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |
JVM options: [-client] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 687017 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 850823 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |
JVM options: [-server, -XX:-TieredCompilation, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 96831 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 150959 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |
JVM options: [-server, -XX:-TieredCompilation] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 270605 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 412045 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |
JVM options: [-Xint] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 22073 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 3727 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |
JVM options: [-server, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 157504 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 205016 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |
JVM options: [-client, -XX:-TieredCompilation] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 266445 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 387535 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |