case storageclass.STANDARD, storageclass.RRS:
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errTierReservedName), r.URL)
		return
	}

	// Refresh from the disk in case we had missed notifications about edits from peers.
	if err := globalTierConfigMgr.Reload(ctx, objAPI); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	err = globalTierConfigMgr.Add(ctx, cfg, ignoreInUse)

	"github.com/minio/pkg/v2/env"
)

// To abstract a node over network.
type bootstrapRESTServer struct{}

//go:generate msgp -file=$GOFILE

// ServerSystemConfig - captures information about server configuration.
type ServerSystemConfig struct {
	NEndpoints int
	CmdLines   []string
	MinioEnv   map[string]string
}

// Diff - returns error on first difference found in two configs.

	logger.LogIf(ctx, "hash", err)
}

// MinIOMultipartChecksum is as metadata on multipart uploads to indicate checksum type.
const MinIOMultipartChecksum = "x-minio-multipart-checksum"

// ChecksumType contains information about the checksum type.
type ChecksumType uint32

const (

	// ChecksumTrailing indicates the checksum will be sent in the trailing header.
	// Another checksum type will be set.
	ChecksumTrailing ChecksumType = 1 << iota

	for _, stackFn := range ignoredStackFns {
		if !strings.Contains(stack, stackFn) {
			ok = false
			continue
		}
		break
	}
	return ok
}

// pickRelevantGoroutines returns all goroutines we care about for the purpose
// of leak checking. It excludes testing or runtime ones.
func pickRelevantGoroutines() (gs []string) {
	// get runtime stack buffer.
	buf := debug.Stack()

				if took > maxDurationSecondsForLog {
					// Log if we took a lot of time to load.
					logger.Info("IAM expired STS purge took %.2fs", took)
				}
			}

			// The following actions are performed about once in 4 times that
			// IAM is refreshed:
			if r.Intn(4) == 0 {
				// Poll and remove accounts for those users who were removed
				// from LDAP/OpenID.
				if sys.LDAPConfig.Enabled() {

		// Could not probe the kernel version
		return false
	}

	if currentKernel == 0 {
		// We could not get any valid value return false
		return false
	}

	// legacy linux indicator for printing warnings
	// about older Linux kernels and Go runtime.
	return currentKernel < kernel.Version(4, 0, 0)
}

func setMaxResources(ctx *cli.Context) (err error) {
	// Set the Go runtime max threads threshold to 90% of kernel setting.

			m.Errors = append(m.Errors, fmt.Sprintf("%s: %v (loadStat)", byHostName, err.Error()))
		} else {
			m.Aggregated.CPU.LoadStat = loadStat
		}
	}
	// Add types...

	// ByHost is a shallow reference, so careful about sharing.
	m.ByHost = map[string]madmin.Metrics{byHostName: m.Aggregated}
	m.Hosts = append(m.Hosts, byHostName)

	return m
}

	TargetStatuses       map[string]replication.StatusType
	TargetPurgeStatuses  map[string]VersionPurgeStatusType
	ReplicationTimestamp time.Time
}

// MultipartInfo captures metadata information about the uploadId
// this data structure is used primarily for some internal purposes
// for verifying upload type such as was the upload
// - encrypted
// - compressed
type MultipartInfo struct {
	// Name of the bucket.

	// DefaultKey is the key used when no explicit key ID
	// is specified. It is empty if the KMS does not support
	// a default key.
	DefaultKey string

	// Details provides more details about the KMS endpoint status.
	// including uptime, version and available CPUs.
	// Could be more in future.
	Details kes.State
}

// DEK is a data encryption key. It consists of a

		RootCAs:            s.RootCAs,
		CipherSuites:       s.CipherSuites,
		CurvePreferences:   s.CurvePreferences,
		ClientSessionCache: tls.NewLRUClientSessionCache(tlsClientSessionCacheSize),
	}

	// For more details about various values used here refer
	// https://golang.org/pkg/net/http/#Transport documentation
	tr := &http.Transport{
		Proxy:                 http.ProxyFromEnvironment,
		DialContext:           dialContext,