public static void checkTimeInterval(long timeInterval) {
    if (timeInterval < 0) {
      throw new IllegalArgumentException(
          String.format(
              "Time Interval specified has to be a non-negative number and the value given %s is not acceptable",
              timeInterval));
    }
  }
Verify all directory sizes are positive
geode-core/src/main/java/org/apache/geode/internal/cache/DiskStoreAttributes.java