boolean getRecordedResult(EntryEventImpl event) {
    assert event != null;
    assert seenResults.containsKey(event.getEventId());
    return seenResults.get(event.getEventId());
  }
keeps track of TransactionDataRebalancedException during txPutEntry
geode-core/src/main/java/org/apache/geode/internal/cache/TXState.java