```
KEY:
storage_class  define object level redundancy

ARGS:
standard  (string)    set the parity count for default standard storage class e.g. "EC:4"
rrs       (string)    set the parity count for reduced redundancy storage class e.g. "EC:2"
comment   (sentence)  optionally add a comment to this setting
```

or environment variables

```
KEY:
storage_class  define object level redundancy

ARGS:

			HiddenIfEmpty: true,
		},
	}
)

// StorageClass - holds storage class information
type StorageClass struct {
	Parity int
}

// ConfigLock is a global lock for storage-class config
var ConfigLock sync.RWMutex

// Config storage class configuration
type Config struct {
	Standard    StorageClass `json:"standard"`
	RRS         StorageClass `json:"rrs"`
	Optimize    string       `json:"optimize"`

	interfaceSubsystem        MetricSubsystem = "if"
	memSubsystem              MetricSubsystem = "mem"
	cpuSubsystem              MetricSubsystem = "cpu_avg"
	storageClassSubsystem     MetricSubsystem = "storage_class"
	fileDescriptorSubsystem   MetricSubsystem = "file_descriptor"
	goRoutines                MetricSubsystem = "go_routine"
	ioSubsystem               MetricSubsystem = "io"

			prefix:      "foodir/foobject/foo.txt",
			want:        true,
		},
		{
			inputConfig: `<LifecycleConfiguration><Rule><Status>Enabled</Status><Filter></Filter><NoncurrentVersionTransition><StorageClass>S3TIER-1</StorageClass></NoncurrentVersionTransition></Rule></LifecycleConfiguration>`,

	object6 := "object6"
	metadata6 := make(map[string]string)
	metadata6["x-amz-storage-class"] = storageclass.STANDARD
	globalStorageClass.Update(storageclass.Config{
		Standard: storageclass.StorageClass{
			Parity: 4,
		},
		RRS: storageclass.StorageClass{
			Parity: 2,
		},
	})

	res, err := s3.client.PutObject(ctx, s3.Bucket, s3.getDest(object), r, length, minio.PutObjectOptions{
		SendContentMd5: true,
		StorageClass:   s3.StorageClass,
		UserMetadata:   meta,
	})
	return remoteVersionID(res.VersionID), s3.ToObjectError(err, object)
}

type Transition struct {
	XMLName      xml.Name       `xml:"Transition"`
	Days         TransitionDays `xml:"Days,omitempty"`
	Date         TransitionDate `xml:"Date,omitempty"`
	StorageClass string         `xml:"StorageClass,omitempty"`

	set bool
}

// IsEnabled returns if transition is enabled.
func (t Transition) IsEnabled() bool {
	return t.set
}

		if object.ETag != "" {
			content.ETag = "\"" + object.ETag + "\""
		}
		content.Size = object.Size
		if object.StorageClass != "" {
			content.StorageClass = filterStorageClass(ctx, object.StorageClass)
		} else {
			content.StorageClass = globalMinioDefaultStorageClass
		}
		if tagErr == ErrNone {
			content.UserTags = object.UserTags
		}
		if metaErr == ErrNone {

		cfg.Notify.NSQ["1"] = target.NSQArgs{}
	}

	// Move to latest.
	cfg.Version = "33"

	newCfg := newServerConfig()

	config.SetRegion(newCfg, cfg.Region)
	storageclass.SetStorageClass(newCfg, cfg.StorageClass)

	for k, loggerArgs := range cfg.Logger.HTTP {
		logger.SetLoggerHTTP(newCfg, k, loggerArgs)
	}
	for k, auditArgs := range cfg.Logger.AuditWebhook {

	object := gcs.client.Bucket(gcs.Bucket).Object(gcs.getDest(key))
	w := object.NewWriter(ctx)
	if gcs.StorageClass != "" {
		w.StorageClass = gcs.StorageClass
	}
	w.Metadata = meta
	if _, err := xioutil.Copy(w, data); err != nil {
		return "", gcsToObjectError(err, gcs.Bucket, key)
	}

	if _, err := xioutil.Copy(w, data); err != nil {