Avoid forking rootScopes for Reactor if current thread has NoOpScopes
#709
| Job | Run time |
|---|---|
| 19m 20s | |
| 20m 6s | |
| 19m 17s | |
| 19m 13s | |
| 20m 14s | |
| 19m 46s | |
| 19m 41s | |
| 2h 17m 37s |