@Override
    public int addLiveEntriesToList(KRFEntry[] liveEntries, int idx) {
      synchronized (liveEntries) {
        return this.liveEntries.addLiveEntriesToList(liveEntries, idx, getDiskRegion(),
            pendingKrfTags);
      }
    }
Return true if we are the first to set it to true
geode-core/src/main/java/org/apache/geode/internal/cache/Oplog.java