Tests weakCompareAndSet contend with strong compareAndSet.
JVM options: [-client] Iterations: 5 Time: 200
Observed state | Occurrence | Expectation | Interpretation |
---|---|---|---|
false, false, 0 | 0 | FORBIDDEN | not both shall fail |
false, true, -2 | 85042 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 210748 | 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 | 1211512 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 1097748 | 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 | 356750 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 1411100 | 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 | 558495 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 552105 | 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 | 43718 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 16612 | 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 | 424362 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 587748 | 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 | 213080 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 315190 | 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 | 168293 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 226007 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |