Return (cohort count, oldest uncommitted τ, oldest uncommitted τ above last_committed_tau_ms). The third value is the cohort the stuck gate's first rule watches.
(cohort count, oldest uncommitted τ, oldest uncommitted τ above last_committed_tau_ms)
Return
(cohort count, oldest uncommitted τ, oldest uncommitted τ above last_committed_tau_ms). The third value is the cohort the stuck gate's first rule watches.