Tests the sequential consistency on Dekker-like construction using explicit fences, not volatiles
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 | 26760 | 432853 | 11071 | 29151 | 13998 | 8 | ACCEPTABLE_INTERESTING | Acceptable with no sequential consistency enforced |
0, 1 | 717762 | 7383197 | 1048607 | 1848065 | 5802874 | 124320 | ACCEPTABLE | Acceptable under sequential consistency |
1, 0 | 439606 | 1489855 | 861220 | 4120861 | 3098486 | 76188 | ACCEPTABLE | Acceptable under sequential consistency |
1, 1 | 0 | 3 | 0 | 1 | 0 | 2 | ACCEPTABLE | Acceptable under sequential consistency |
OK | OK | OK | OK | OK | OK |