Tests weakCompareAndSet contend with strong compareAndSet.
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 | 165403 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 231097 | 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 | 144142 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 243528 | 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 | 167247 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 215953 | 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 | 21087 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 150273 | 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 | 26308 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 91202 | 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 | 115176 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 76114 | 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 | 78069 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 370941 | 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 | 14716 | ACCEPTABLE | actor2 execute before actor1 or win the contention with actor1 |
true, false, -1 | 10964 | ACCEPTABLE | actor2 execute after actor1 |
true, true, -1 | 0 | FORBIDDEN | not both shall succeed |
true, true, -2 | 0 | FORBIDDEN | not both shall succeed |