defer env.SetEnvOn()
	if subSys != "" {
		return validateSubSysConfig(ctx, s, subSys, objAPI)
	}

	// No sub-system passed. Validate all of them.
	for _, ss := range config.SubSystems.ToSlice() {
		if err := validateSubSysConfig(ctx, s, ss, objAPI); err != nil {
			return err
		}
	}

	return nil
}

func lookupConfigs(s config.Config, objAPI ObjectLayer) {
	ctx := GlobalContext

		uniqueA  = "-  "
		uniqueB  = "+  "
		identity = "   "
	)
	var ss []string
	sa := strings.Split(strings.TrimSpace(hex.Dump(a)), "\n")
	sb := strings.Split(strings.TrimSpace(hex.Dump(b)), "\n")
	for len(sa) > 0 && len(sb) > 0 {
		if sa[0] == sb[0] {
			ss = append(ss, identity+sa[0])
		} else {
			ss = append(ss, uniqueA+sa[0])
			ss = append(ss, uniqueB+sb[0])
		}
		sa, sb = sa[1:], sb[1:]
	}
	for len(sa) > 0 {

	// nolint: gosimple
	re := regexp.MustCompile("/apis/networking(\\.istio\\.io)?/v1alpha3/namespaces/(?P<namespace>[^/]+)/virtual-service/(?P<name>[^/]+)")
	ss := re.FindStringSubmatch(path)
	if ss == nil {
		return "", "", fmt.Errorf("not a VS path: %s", path)
	}
	return ss[3], ss[2], nil
}

// getIstioVirtualServicePathForSvcFromRoute returns something like "/apis/networking/v1alpha3/namespaces/default/virtual-service/reviews"

func parsePAXTime(s string) (time.Time, error) {
	const maxNanoSecondDigits = 9

	// Split string into seconds and sub-seconds parts.
	ss, sn, _ := strings.Cut(s, ".")

	// Parse the seconds.
	secs, err := strconv.ParseInt(ss, 10, 64)
	if err != nil {
		return time.Time{}, ErrHeader
	}
	if len(sn) == 0 {
		return time.Unix(secs, 0), nil // No sub-second values
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got := &bytes.Buffer{}
			sw := XdsStatusWriter{Writer: got}
			input := map[string]*discovery.DiscoveryResponse{}
			for key, ss := range tt.input {
				input[key] = ss
			}

			err := sw.PrintAll(input)
			if tt.wantErr {
				assert.Error(t, err)
			} else {
				assert.NoError(t, err)
			}
			want, _ := os.ReadFile(tt.want)

	}

	for id, disks := range indexed {
		ss := madmin.SetStatus{
			ID:        id,
			SetIndex:  disks[0].SetIndex,
			PoolIndex: disks[0].PoolIndex,
		}
		for _, disk := range disks {
			ss.Disks = append(ss.Disks, disk)
			if disk.Healing {
				ss.HealStatus = "Healing"
				ss.HealPriority = "high"
				status.HealDisks = append(status.HealDisks, disk.Endpoint)
			}

func TestReadTruncation(t *testing.T) {
	var ss []string
	for _, p := range []string{
		"testdata/gnu.tar",
		"testdata/ustar-file-reg.tar",
		"testdata/pax-path-hdr.tar",
		"testdata/sparse-formats.tar",
	} {
		buf, err := os.ReadFile(p)
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		ss = append(ss, string(buf))
	}

	data1, data2, pax, sparse := ss[0], ss[1], ss[2], ss[3]

type headerError []string

func (he headerError) Error() string {
	const prefix = "archive/tar: cannot encode header"
	var ss []string
	for _, s := range he {
		if s != "" {
			ss = append(ss, s)
		}
	}
	if len(ss) == 0 {
		return prefix
	}
	return fmt.Sprintf("%s: %v", prefix, strings.Join(ss, "; and "))
}

// Type flags for Header.Typeflag.
const (
	// Type '0' indicates a regular file.
	TypeReg = '0'

		return nil, err
	}
	if !matched {
		return nil, fmt.Errorf("pattern %s did not match", sslp)
	}
	scopeStackTraceLevel := strings.Split(sslp, ":")
	ss := &scopeStackTraceLevelPair{
		scope:    scopeStackTraceLevel[0],
		logLevel: scopeStackTraceLevel[1],
	}
	return ss, nil
}

func newScopeInfosFromScopeStackTraceLevelPairs(scopeStackTraceLevelPairs string) ([]*ScopeInfo, error) {

)

// PoolDecommissionInfo currently decommissioning information
type PoolDecommissionInfo struct {
	StartTime   time.Time `json:"startTime" msg:"st"`
	StartSize   int64     `json:"startSize" msg:"ss"`
	TotalSize   int64     `json:"totalSize" msg:"ts"`
	CurrentSize int64     `json:"currentSize" msg:"cs"`

	Complete bool `json:"complete" msg:"cmp"`
	Failed   bool `json:"failed" msg:"fl"`