null
| java.specification.name | Java Platform API Specification |
| java.specification.vendor | Oracle Corporation |
| java.specification.version | 10 |
| java.vendor | Oracle Corporation |
| java.version | 10-internal |
| java.vm.name | OpenJDK 64-Bit Server VM |
| java.vm.vendor | Oracle Corporation |
| java.vm.version | 10-internal+0-adhoc.buildslave.jdk10 |
| os.arch | aarch64 |
| os.name | Linux |
| os.version | 4.4.0-63-generic |
| TC 1 | JVM options: [] Iterations: 5 Time: 200 |
| TC 2 | JVM options: [-XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200 |
| TC 3 | JVM options: [-XX:-TieredCompilation] Iterations: 5 Time: 200 |
| TC 4 | JVM options: [-XX:-TieredCompilation, -XX:+UnlockDiagnosticVMOptions, -XX:+StressLCM, -XX:+StressGCM] Iterations: 5 Time: 200 |
| TC 5 | JVM options: [-XX:TieredStopAtLevel=1] Iterations: 5 Time: 200 |
| TC 6 | JVM options: [-Xint] Iterations: 5 Time: 200 |
| Observed state | TC 1 | TC 2 | TC 3 | TC 4 | TC 5 | TC 6 | Expectation | Interpretation |
|---|---|---|---|---|---|---|---|---|
| null, null, -1 | 178591 | 0 | 198482 | 0 | 0 | 0 | ACCEPTABLE | Seeing previous writes, allowed with racy guard. |
| null, null, 0 | 57412 | 91888 | 71172 | 32394 | 50423 | 0 | ACCEPTABLE | Default value for guard, allowed to see anything. |
| null, object, 0 | 0 | 0 | 0 | 0 | 0 | 19633 | ACCEPTABLE | Default value for guard, allowed to see anything. |
| object, object, -1 | 191536 | 492622 | 576455 | 489682 | 588321 | 38597 | ACCEPTABLE | Observing the value for guard, allowed to see latest value. |
| object, object, 0 | 118799 | 65278 | 46059 | 91172 | 51514 | 4308 | ACCEPTABLE | Default value for guard, allowed to see anything. |
| OK | OK | OK | OK | OK | OK |