case madmin.Azure:
		d, err = newWarmBackendAzure(*tier.Azure, tier.Name)
	case madmin.GCS:
		d, err = newWarmBackendGCS(*tier.GCS, tier.Name)
	case madmin.MinIO:
		d, err = newWarmBackendMinIO(*tier.MinIO, tier.Name)
	default:
		return nil, errTierTypeUnsupported
	}
	if err != nil {
		tierLogIf(ctx, err)
		return nil, errTierInvalidConfig
	}

	if probe {
		if err = checkWarmBackend(ctx, d); err != nil {

			return sizeSummary{}, errSkipFile
		}

		sizeS := sizeSummary{}
		for _, tier := range globalTierConfigMgr.ListTiers() {
			if sizeS.tiers == nil {
				sizeS.tiers = make(map[string]tierStats)
			}
			sizeS.tiers[tier.Name] = tierStats{}
		}
		if sizeS.tiers != nil {
			sizeS.tiers[storageclass.STANDARD] = tierStats{}
			sizeS.tiers[storageclass.RRS] = tierStats{}
		}

		Secure:    u.Scheme == "https",
		Transport: globalRemoteTargetTransport,
	}
	client, err := minio.New(u.Host, opts)
	if err != nil {
		return nil, err
	}
	client.SetAppInfo(fmt.Sprintf("s3-tier-%s", tier), ReleaseTag)

	core := &minio.Core{Client: client}
	return &warmBackendS3{
		client:       client,
		core:         core,
		Bucket:       conf.Bucket,

./mc mb --ignore-existing sitea/bucket
./mc mb --ignore-existing siteb/bucket

sleep 10s

## Add warm tier
./mc ilm tier add minio sitea WARM-TIER --endpoint http://localhost:9004 --access-key minioadmin --secret-key minioadmin --bucket bucket

## Add ILM rules
./mc ilm add sitea/bucket --transition-days 0 --transition-tier WARM-TIER
./mc ilm rule list sitea/bucket

./mc cp README.md sitea/bucket/README.md

	for k, v := range meta {
		azMeta[k] = to.Ptr(v)
	}
	resp, err := az.clnt.UploadStream(ctx, az.Bucket, az.getDest(object), io.LimitReader(r, length), &azblob.UploadStreamOptions{
		Concurrency: 4,
		AccessTier:  az.tier(), // set tier if specified
		Metadata:    azMeta,
	})
	if err != nil {
		return "", azureToObjectError(err, az.Bucket, az.getDest(object))
	}
	vid := ""
	if resp.VersionID != nil {
		vid = *resp.VersionID
	}

		Transport:       globalRemoteTargetTransport,
		TrailingHeaders: true,
	}
	client, err := minio.New(u.Host, opts)
	if err != nil {
		return nil, err
	}
	client.SetAppInfo(fmt.Sprintf("minio-tier-%s", tier), ReleaseTag)

	core := &minio.Core{Client: client}
	return &warmBackendMinIO{
		warmBackendS3{
			client: client,
			core:   core,
			Bucket: conf.Bucket,

		return nil, err
	}

	client, err := storage.NewClient(context.Background(),
		option.WithCredentialsJSON(credsJSON),
		option.WithScopes(storage.ScopeReadWrite),
		option.WithUserAgent(fmt.Sprintf("gcs-tier-%s", tier)+SlashSeparator+ReleaseTag),
	)
	if err != nil {
		return nil, err
	}
	return &warmBackendGCS{client, conf.Bucket, conf.Prefix, conf.StorageClass}, nil
}

	// from latestFileInfo to get the quorum
	return dataBlocks, writeQuorum, nil
}

const (
	tierFVID     = "tier-free-versionID"
	tierFVMarker = "tier-free-marker"
	tierSkipFVID = "tier-skip-fvid"
)

// SetTierFreeVersionID sets free-version's versionID. This method is used by
// object layer to pass down a versionID to set for a free-version that may be

	}

	return tags.ParseObjectTags(oi.UserTags)
}

// TransitionObject - transition object content to target tier.
func (er erasureObjects) TransitionObject(ctx context.Context, bucket, object string, opts ObjectOptions) error {
	tgtClient, err := globalTierConfigMgr.getDriver(ctx, opts.Transition.Tier)
	if err != nil {
		return err
	}

	if !opts.NoLock {

    }\n  }\n  @include deprecate(\"The `make-container-max-widths` mixin\", \"v4.5.2\", \"v5\");\n}\n\n@mixin make-col-ready($gutter: $grid-gutter-width) {\n  position: relative;\n  // Prevent columns from becoming too narrow when at smaller grid tiers by\n  // always setting `width: 100%;`. This works because we use `flex` values\n  // later on to override this initial width.\n  width: 100%;\n  padding-right: $gutter * .5;\n  padding-left: $gutter * .5;\n}\n\n@mixin make-col($size, $columns: $grid-columns)...