private void createBucket(final int vm, final String regionPath, final Integer bucketKey,
      final byte[] value) {
    createBuckets(vm, regionPath, new Integer[] {bucketKey}, value);
  }
Creates partitioned regions in multiple vms and fully exercises the internal-only
getInternalPRDetails API on ResourceManager.
geode-core/src/distributedTest/java/org/apache/geode/cache/management/ResourceManagerDUnitTest.java