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 | 108524 | 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 | 9394 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 261192 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-client] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 63306 | 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 | 1538 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 107036 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-Xint] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 2841 | 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 | 34 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 10445 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-client, -XX:-TieredCompilation] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 94039 | 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 | 9871 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 122490 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-server, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 197940 | 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 | 7179 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 385051 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 130513 | 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 | 234 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 444313 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-server] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 154010 | 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 | 12492 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 242308 | ACCEPTABLE | T1 -> T2 execution |
JVM options: [-server, -XX:-TieredCompilation] Iterations: 5 Time: 200
| Observed state | Occurrence | Expectation | Interpretation |
|---|---|---|---|
| -1, 1 | 77068 | 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 | 6976 | ACCEPTABLE | T2 -> T1 execution |
| 1, 0 | 326376 | ACCEPTABLE | T1 -> T2 execution |