Tests weakCompareAndSet contend with strong compareAndSet.
JVM options: [-server] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 242756 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 327134 | 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 | 463354 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 588746 | 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 | 359130 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 468940 | 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 | 86173 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 28187 | 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 | 479449 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 476461 | 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 | 211027 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 345343 | 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: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 627626 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 1419174 | 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 | 90666 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 104254 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |