updateLastKnownIndex();
      return (lastKnownIndex == -1) ? 0 : values[lastKnownIndex];
    }

    @SuppressWarnings("unchecked") // values only contains Vs
    @CanIgnoreReturnValue
    public int setCount(int count) {
      updateLastKnownIndex();
      if (lastKnownIndex == -1) {
        put(key, count);
        return 0;
      } else {
        int old = values[lastKnownIndex];

		// Count errNoHealRequired across all serverPools,
		// to return appropriate error to the caller
		if errors.Is(err, errNoHealRequired) {
			countNoHeal++
		}
		r.DiskCount += result.DiskCount
		r.SetCount += result.SetCount
		r.Before.Drives = append(r.Before.Drives, result.Before.Drives...)
		r.After.Drives = append(r.After.Drives, result.After.Drives...)
	}

	// No heal returned by all serverPools, return errNoHealRequired

     * We keep an array of elements and counts.  Periodically -- when we need more room in the
     * array, or when we're building, or the like -- we sort, deduplicate, and combine the counts.
     * Negative counts indicate a setCount operation with ~counts[i].
     */

    private final Comparator<? super E> comparator;

    @VisibleForTesting E[] elements;
    private int[] counts;

    /*

func mustGetPoolEndpoints(poolIdx int, args ...string) EndpointServerPools {
	drivesPerSet := len(args)
	setCount := 1
	if len(args) >= 16 {
		drivesPerSet = 16
		setCount = len(args) / 16
	}
	endpoints := mustGetNewEndpoints(poolIdx, drivesPerSet, args...)
	return []PoolEndpoints{{
		SetCount:     setCount,
		DrivesPerSet: drivesPerSet,
		Endpoints:    endpoints,
		CmdLine:      strings.Join(args, " "),
	}}

		PoolIdx: -1,
		SetIdx:  -1,
		DiskIdx: -1,
	}, nil
}

// PoolEndpoints represent endpoints in a given pool
// along with its setCount and setDriveCount.
type PoolEndpoints struct {
	// indicates if endpoints are provided in non-ellipses style
	Legacy       bool
	SetCount     int
	DrivesPerSet int
	Endpoints    Endpoints
	CmdLine      string
	Platform     string
}

	defer cancel()

	_, err := healBucketRPC.Call(ctx, conn, mss)

	// Initialize heal result info
	return madmin.HealResultItem{
		Type:     madmin.HealItemBucket,
		Bucket:   bucket,
		SetCount: -1, // explicitly set an invalid value -1, for bucket heal scenario
	}, toStorageErr(err)
}

// GetBucketInfo returns bucket stat info from a peer

	globalLocalSetDrives = make([][][]StorageAPI, len(endpointServerPools))
	for pool := range globalLocalSetDrives {
		globalLocalSetDrives[pool] = make([][]StorageAPI, endpointServerPools[pool].SetCount)
		for set := range globalLocalSetDrives[pool] {
			globalLocalSetDrives[pool][set] = make([]StorageAPI, endpointServerPools[pool].DrivesPerSet)
		}
	}
	for _, serverPool := range endpointServerPools {