@Override
          public boolean done() {
            if (th.getRegionMap() != null) {
              return th.getRegionMap().getResults() != null;
            }
            return false;
          }
CReates a PR on a VM with NUM_BKTS buckets.
geode-core/src/distributedTest/java/org/apache/geode/cache/query/internal/index/IndexTrackingQueryObserverDUnitTest.java