)

	// Maximum number of reusable buffers per node at any given point in time.
	n := uint64(1024) // single node single/multiple drives set this to 1024 entries

	if globalIsDistErasure {
		n = 2048
	}

	// Avoid allocating more than half of the available memory
	if maxN := availableMemory() / (blockSizeV2 * 2); n > maxN {
		n = maxN
	}

	if globalIsCICD || strconv.IntSize == 32 {

//
//	  errs: errors from reading xl.meta in all disks
//	   err: reduced errs
//	bucket: the object name in question
func shouldCheckForDangling(err error, errs []error, bucket string) bool {
	// Avoid data in .minio.sys for now
	if bucket == minioMetaBucket {
		return false
	}
	switch {
	// Check if we have a read quorum issue
	case errors.Is(err, errErasureReadQuorum):
		return true

}

// DeletePolicy - deletes a canned policy from backend. `notifyPeers` is true
// whenever this is called via the API. It is false when called via a
// notification from another peer. This is to avoid infinite loops.
func (sys *IAMSys) DeletePolicy(ctx context.Context, policyName string, notifyPeers bool) error {
	if !sys.Initialized() {
		return errServerNotInitialized
	}

	// Small file threshold below which data accompanies metadata from storage layer.
	smallFileThreshold = 128 * humanize.KiByte // Optimized for NVMe/SSDs

	// For hardrives it is possible to set this to a lower value to avoid any
	// spike in latency. But currently we are simply keeping it optimal for SSDs.

	// bigFileThreshold is the point where we add readahead to put operations.
	bigFileThreshold = 128 * humanize.MiByte

}

// parseJSON parses both the old and the new format for storing policy
// definitions.
//
// The on-disk format of policy definitions has changed (around early 12/2021)
// from policy.Policy to PolicyDoc. To avoid a migration, loading supports
// both the old and the new formats.
func (d *PolicyDoc) parseJSON(data []byte) error {
	json := jsoniter.ConfigCompatibleWithStandardLibrary
	var doc PolicyDoc

	if method == "" {
		method = http.MethodPost
	}

	req, err := http.NewRequest(method, urlStr, nil)
	if err != nil {
		return nil, err
	}

	if body == nil {
		// this is added to avoid panic during io.ReadAll(req.Body).
		// th stack trace can be found here  https://github.com/minio/minio/pull/2074 .
		// This is very similar to https://github.com/golang/go/issues/7527.

				ReplicationRequest:      true, // always set this to distinguish between `mc mirror` replication and serverside
			},
		})
	}

	if retry && !s3Type { // when we are retrying avoid copying if necessary.
		gopts := miniogo.GetObjectOptions{}
		if err := gopts.SetMatchETag(srcObjInfo.ETag); err != nil {
			return err
		}

					Code:      apiErr.Code,
					Message:   apiErr.Description,
					Key:       object.ObjectName,
					VersionID: object.VersionID,
				}
				continue
			}
		}

		// Avoid duplicate objects, we use map to filter them out.
		if _, ok := objectsToDelete[object]; !ok {
			objectsToDelete[object] = index
		}
	}

	toNames := func(input map[ObjectToDelete]int) (output []ObjectToDelete) {