doneCh := make(chan error, 1)
	defer xioutil.SafeClose(doneCh)

	// Save rebalance.bin periodically.
	go func() {
		// Update rebalance.bin periodically once every 5-10s, chosen randomly
		// to avoid multiple pool leaders herding to update around the same
		// time.
		r := rand.New(rand.NewSource(time.Now().UnixNano()))
		randSleepFor := func() time.Duration {

   */
  /*
   * Just as Converter could implement `Function<@Nullable A, @Nullable B>` instead of `Function<A,
   * B>`, convertAll could accept and return iterables with nullable element types. In both cases,
   * we've chosen to instead use a signature that benefits existing users -- and is still safe.
   *
   * For convertAll, I haven't looked as closely at *how* much existing users benefit, so we should

     *
     * <p>Note that the method will be called even upon an invocation of {@code tryLock()}. Although
     * {@code tryLock()} technically recovers from deadlock by eventually timing out, this behavior
     * is chosen based on the assumption that it is the application's wish to prohibit any cyclical
     * lock acquisitions.
     */
    void handlePotentialDeadlock(PotentialDeadlockException exception);
  }

  /**

      // Either array[from] <= array[to] < array[mid] or array[mid] <= array[to] < array[from].
      swap(array, from, to);
    }
    // The postcondition now holds. So the median, our chosen pivot, is at from.
  }

  /**
   * Performs an in-place selection, like {@link #selectInPlace}, to select all the indexes {@code

   * the returned function implements is unspecified and subject to change without notice.
   *
   * <p><b>Warning:</b> a new random seed for these functions is chosen each time the {@code
   * Hashing} class is loaded. <b>Do not use this method</b> if hash codes may escape the current
   * process in any way, for example being sent over RPC, or saved to disk. For a general-purpose,

// Skipped leaves have their totals transferred from the previous cycle.
//
// When selected there is a one in healObjectSelectProb that any object will be chosen for heal scan.
//
// Compaction happens when either:
//
// 1) The folder (and subfolders) contains less than dataScannerCompactLeastObject objects.

   * <p>For the case of {@link RoundingMode#HALF_EVEN}, this implementation uses the IEEE 754
   * default rounding mode: if the two nearest representable values are equally near, the one with
   * the least significant bit zero is chosen. (In such cases, both of the nearest representable
   * values are even integers; this method returns the one that is a multiple of a greater power of
   * two.)
   *