Tests the mutual exclusion
JVM options: [-server, -XX:-TieredCompilation, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 23010 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 4415 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 123895 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 64435 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 276 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 386529 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-server] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 162677 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 2122 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 210081 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-server, -XX:-TieredCompilation] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 36650 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 8438 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 156902 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-server, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 11734 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 1984 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 43022 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-client, -XX:-TieredCompilation] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 177882 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 7670 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 133848 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-Xint] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 6232 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 10 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 24448 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-client] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 33716 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| .*, -1 | 0 | ACCEPTABLE | One of the threads fails to acquire the lock. Other thread had succeeded. |
| 0, 1 | 2269 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 74765 | ACCEPTABLE | T1 -> T2 execution |