docs: private void requestProbes(ImmutableMember suspect) {
      Collection<SwimMember> members = selectRandomMembers(config.getSuspectProbes() - 1, suspect);
      if (!members.isEmpty()) {
        AtomicInteger counter = new AtomicInteger();
        AtomicBoolean succeeded = new AtomicBoolean();
        for (SwimMember member : members) {
          requestProbe(member, suspect).whenCompleteAsync((success, error) -> {
            int count = counter.incrementAndGet();
            if (error == null && success) {
              succeeded.set(true);
            }
            // If the count is equal to the number of probe peers and no probe has succeeded, the node is unreachable.
            else if (count == members.size() && !succeeded.get()) {
              failProbes(suspect);
            }
          }, swimScheduler);
        }
      } else {
        failProbes(suspect);
      }
    }