s.defaultWriteObject();
    s.writeLong(sum());
  }

  private void readObject(ObjectInputStream s) throws IOException, ClassNotFoundException {
    s.defaultReadObject();
    busy = 0;
    cells = null;
    base = s.readLong();
  }

     *
     * @return channel score
     */
    public int getScore() {
        int score = 100;

        // Adjust based on state
        if (state == ChannelState.ACTIVE)
            score -= 20; // Busy channel penalty
        if (state != ChannelState.ESTABLISHED && state != ChannelState.ACTIVE)
            return 0;

        // Adjust based on error rate
        double errorRate = getErrorRate();

      if (compareAndSet(currentRunner, blocker)) {
        // Thread.interrupt can throw arbitrary exceptions due to the nio InterruptibleChannel API
        // This will make sure that tasks don't get stuck busy waiting.
        // Some of this is fixed in jdk11 (see https://bugs.openjdk.org/browse/JDK-8198692) but
        // not all.  See the test cases for examples on how this can happen.
        try {

    
    public int getScore() {
        // Calculate channel score for load balancing
        int score = 100;
        
        // Adjust based on state
        if (state == ChannelState.ACTIVE) score -= 20;  // Busy channel
        if (state != ChannelState.ESTABLISHED && state != ChannelState.ACTIVE) return 0;
        
        // Adjust based on error rate
        double errorRate = getErrorRate();

//
//	Generic S3 HTTP handler errors.
//
// //////////////////////////////////////////////////////////////////////
func errBusy(err error) *s3Error {
	return &s3Error{
		code:       "Busy",
		message:    "The service is unavailable. Please retry.",
		statusCode: 503,
		cause:      err,
	}
}

func errUnauthorizedAccess(err error) *s3Error {
	return &s3Error{

		readsAwait:        "Average time for read requests to be served on a drive",
		writesAwait:       "Average time for write requests to be served on a drive",
		percUtil:          "Percentage of time the disk was busy",
		usedBytes:         "Used bytes on a drive",
		totalBytes:        "Total bytes on a drive",
		usedInodes:        "Total inodes used on a drive",
		totalInodes:       "Total inodes on a drive",

     * do in the other Uninterruptibles methods, it would throw immediately. Then we'd restore the
     * interrupt and return again, and the user would call us again, creating a busy wait.
     *
     * Thus, we need to clear the interrupt eagerly in case it's an interrupt from a previous call
     * to awaitUninterruptibly in the user code's Condition loop.
     */

                evaluate: 'Evaluating results...',
                fetch: 'Retrieving content...',
                answer: 'Generating answer...'
            },
            errors: {
                rate_limit: 'It\'s currently busy. Please wait a moment and try again.',
                auth_error: 'AI service authentication failed. Please contact the administrator.',

   * requests become more likely to trigger expensive operations (a more extreme case of this
   * example is when a server has just booted, and it is mostly busy with getting itself up to
   * speed).
   *
   * To deal with such scenarios, we add an extra dimension, that of "past underutilization",

type StorageFull struct{}

func (e StorageFull) Error() string {
	return "Storage reached its minimum free drive threshold."
}

// SlowDown  too many file descriptors open or backend busy .
type SlowDown struct{}

func (e SlowDown) Error() string {
	return "Please reduce your request rate"
}

// RQErrType reason for read quorum error.
type RQErrType int

const (