@Override
  public void toData(DataOutput out) throws IOException {
    out.writeLong(lastModified);
    out.writeLong(lastAccessed);
    out.writeLong(hitCount);
    out.writeLong(missCount);
    out.writeFloat(hitRatio);
  }
For use only by DataExternalizable mechanism
geode-core/src/main/java/org/apache/geode/internal/admin/remote/RemoteCacheStatistics.java