| `minio_cluster_usage_objects_total_bytes`                | `gauge` | Total cluster usage in bytes                                   |         |
| `minio_cluster_usage_objects_count`                      | `gauge` | Total cluster objects count                                    |         |

			internalLogOnceIf(GlobalContext, fmt.Errorf("unable to retrieve usage information for bucket: %s, relying on older value cached in-memory: err(%v)", bucket, err), "bucket-usage-cache-"+bucket)
		} else {
			internalLogOnceIf(GlobalContext, errors.New("unable to retrieve usage information for bucket: %s, no reliable usage value available - quota will not be enforced"), "bucket-usage-empty-"+bucket)
		}
	}

	if len(dui.BucketsUsage) > 0 {

			var sz int64
			objDeleted, sz = item.applyActions(ctx, objAPI, oi, &sizeS)
			done()

			// DeleteAllVersionsAction: The object and all its
			// versions are expired and
			// doesn't contribute toward data usage.
			if objDeleted {
				break
			}
			actualSz, err := oi.GetActualSize()
			if err != nil {
				continue
			}

			if oi.DeleteMarker {
				sizeS.deleteMarkers++
			}

			Description: "manage global HTTP API call specific features, such as throttling, authentication types, etc.",
		},
		config.HelpKV{
			Key:         config.ScannerSubSys,
			Description: "manage namespace scanning for usage calculation, lifecycle, healing and more",
		},
		config.HelpKV{
			Key:         config.BatchSubSys,
			Description: "manage batch job workers and wait times",
		},
		config.HelpKV{

| `minio_cluster_usage_object_total`           | Total number of objects in a cluster                           |
| `minio_cluster_usage_total_bytes`            | Total cluster usage in bytes                                   |
| `minio_cluster_usage_version_total`          | Total number of versions (includes delete marker) in a cluster |

	}
	return err
}

// DeletePolicy - deletes policy from storage and cache. When this called in
// response to a notification (i.e. isFromNotification = true), it skips the
// validation of policy usage and the attempt to delete in the backend as well
// (as this is already done by the notifying node).
func (store *IAMStoreSys) DeletePolicy(ctx context.Context, policy string, isFromNotification bool) error {
	if policy == "" {

		}
		return
	}
}

// DetectTestLeak -  snapshots the currently running goroutines and returns a
// function to be run at the end of tests to see whether any
// goroutines leaked.
// Usage: `defer DetectTestLeak(t)()` in beginning line of benchmarks or unit tests.
func DetectTestLeak(t TestErrHandler) func() {
	initialStackSnapShot := NewLeakDetect()
	return func() {
		initialStackSnapShot.DetectLeak(t)
	}

MinIO server configuration file allows users to provide topology that allows for heterogeneous hostnames, allowing MinIO to deployed in pre-existing environments without any further OS level configurations.

### Usage

```
minio server --config config.yaml
```

	"math/big"
	"math/rand"
	"net"
	"net/http"
	"net/http/httptest"
	"net/url"
	"os"
	"path"
	"path/filepath"
	"reflect"
	"sort"
	"strconv"
	"strings"
	"sync"
	"testing"
	"time"
	"unsafe"

	"github.com/fatih/color"

	"github.com/minio/minio-go/v7/pkg/s3utils"
	"github.com/minio/minio-go/v7/pkg/signer"
	"github.com/minio/minio/internal/auth"
	"github.com/minio/minio/internal/config"

		gridLogOnceIf(context.Background(), fmt.Errorf("%s: IgnoreNilConn called twice", h.id.String()), h.id.String()+"IgnoreNilConn")
	}
	h.ignoreNilConn = true
	return h
}

// WithSharedResponse indicates it is unsafe to reuse the response
// when it has been returned on a handler.
// This will disable automatic response recycling/pooling.
// Typically this is used when the response sharing part of its data structure.