delete(config.drivercache, k)
	}
	// Remove existing tier configs
	for k := range config.Tiers {
		delete(config.Tiers, k)
	}
	// Copy over the new tier configs
	for tier, cfg := range newConfig.Tiers {
		config.Tiers[tier] = cfg
	}
	config.lastRefreshedAt = UTCNow()
	return nil
}

// Save saves tier configuration onto objAPI

)

var (
	// error returned when remote tier already exists
	errTierAlreadyExists = AdminError{
		Code:       "XMinioAdminTierAlreadyExists",
		Message:    "Specified remote tier already exists",
		StatusCode: http.StatusConflict,
	}
	// error returned when remote tier is not found
	errTierNotFound = AdminError{
		Code:       "XMinioAdminTierNotFound",
		Message:    "Specified remote tier was not found",
		StatusCode: http.StatusNotFound,

	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 {

	for tier, st := range other.Tiers {
		ats.Tiers[tier] = ats.Tiers[tier].add(st)
	}
}

func (ats *allTierStats) clone() *allTierStats {
	if ats == nil {
		return nil
	}
	dst := *ats
	dst.Tiers = make(map[string]tierStats, len(ats.Tiers))
	for tier, st := range ats.Tiers {
		dst.Tiers[tier] = st
	}
	return &dst
}

        edges = get_graphql_sponsor_edges(settings=settings, after=last_edge.cursor)

    tiers: DefaultDict[float, Dict[str, SponsorEntity]] = defaultdict(dict)
    for node in nodes:
        tiers[node.tier.monthlyPriceInDollars][node.sponsorEntity.login] = (
            node.sponsorEntity
        )
    return tiers


def get_top_users(
    *,
    counter: Counter,
    authors: Dict[str, Author],

			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,

			}
			t.activeTasks.Add(-1)
		}
	}
}

func (t *transitionState) addLastDayStats(tier string, ts tierStats) {
	t.lastDayMu.Lock()
	defer t.lastDayMu.Unlock()

	if _, ok := t.lastDayStats[tier]; !ok {
		t.lastDayStats[tier] = &lastDayTierStats{}
	}
	t.lastDayStats[tier].addStats(ts)
}

func (t *transitionState) getDailyAllTierStats() DailyAllTierStats {
	t.lastDayMu.RLock()

./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

> To create a transition tier for transitioning objects to a prefix `testprefix` in `azurebucket` on Azure blob using `mc`:

```