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 |
---|---|---|---|---|---|---|---|---|
false, false, -1 | 12379 | 3669 | 8385 | 11095 | 0 | 0 | ACCEPTABLE | Seeing previous writes, allowed with racy guard. |
false, false, 0 | 140551 | 213432 | 152247 | 153866 | 59013 | 296 | ACCEPTABLE | Default value for guard, allowed to see anything. |
false, true, -1 | 9178 | 4252 | 9886 | 14915 | 3771 | 4 | ACCEPTABLE | Observing the value for guard, allowed to see latest value. |
false, true, 0 | 1447 | 3226 | 7086 | 3706 | 24081 | 7153 | ACCEPTABLE | Default value for guard, allowed to see anything. |
true, true, -1 | 580669 | 566435 | 724926 | 570812 | 385421 | 35974 | ACCEPTABLE | Observing the value for guard, allowed to see latest value. |
true, true, 0 | 13524 | 10054 | 3168 | 8534 | 552 | 1191 | ACCEPTABLE | Default value for guard, allowed to see anything. |
OK | OK | OK | OK | OK | OK |