@Override
    public int hashCode() {
      final int prime = 31;
      int result = 1;
      result = prime * result + bucketId;
      result = prime * result + (targetMember == null ? 0 : targetMember.hashCode());
      return result;
    }
Test to make sure than redundancy satisfaction ignores offline members
geode-core/src/test/java/org/apache/geode/internal/cache/partitioned/rebalance/PartitionedRegionLoadModelJUnitTest.java