public Set<InternalDistributedMember> adviseInitialized() {
    return adviseFilter(profile -> {
      assert profile instanceof BucketProfile;
      BucketProfile bucketProfile = (BucketProfile) profile;
      return bucketProfile.isHosting;
    });

  }
Returns the current redundancy of the this bucket, including the locally hosted bucket if it
exists.

@return current number of hosts of this bucket ; -1 if there are no hosts
geode-core/src/main/java/org/apache/geode/internal/cache/BucketAdvisor.java