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 |
---|---|---|---|---|---|---|---|---|
0.0, 0.0, false | 417818 | 938267 | 112110 | 40195 | 52473 | 18 | ACCEPTABLE | Default value for guard, allowed to see anything. |
0.0, 0.0, true | 3467 | 5407 | 1267 | 2181 | 830 | 0 | ACCEPTABLE | Seeing previous writes, allowed with racy guard. |
0.0, 1.39067116124321E-309, false | 0 | 0 | 0 | 0 | 0 | 169 | ACCEPTABLE | Default value for guard, allowed to see anything. |
0.0, 1.39067116124321E-309, true | 0 | 0 | 0 | 0 | 0 | 2 | ACCEPTABLE | Observing the value for guard, allowed to see latest value. |
1.39067116124321E-309, 1.39067116124321E-309, false | 20351 | 13694 | 841 | 4111 | 90 | 20 | ACCEPTABLE | Default value for guard, allowed to see anything. |
1.39067116124321E-309, 1.39067116124321E-309, true | 5119712 | 2790120 | 4020210 | 2576701 | 2126035 | 39389 | ACCEPTABLE | Observing the value for guard, allowed to see latest value. |
OK | OK | OK | OK | OK | OK |