private void readTotalCountRecord(DataInput dis) throws IOException {
    long recoveredCount = InternalDataSerializer.readUnsignedVL(dis);
    totalCount.set(recoveredCount);

    if (logger.isTraceEnabled(LogMarker.PERSIST_RECOVERY_VERBOSE)) {
      logger.trace(LogMarker.PERSIST_RECOVERY_VERBOSE, "totalCount={}", totalCount);
    }
    readEndOfRecord(dis);
  }
@throws DiskAccessException if this file does not belong to our parent
geode-core/src/main/java/org/apache/geode/internal/cache/Oplog.java