spec.recordStats = true;
    }
  }

  /** Base class for parsing times with durations */
  private abstract static class DurationParser implements ValueParser {
    abstract void parseDuration(CacheBuilderSpec spec, long duration, TimeUnit unit);

    @Override
    public void parse(CacheBuilderSpec spec, String key, @Nullable String value) {
      if (isNullOrEmpty(value)) {

      spec.recordStats = true;
    }
  }

  /** Base class for parsing times with durations */
  private abstract static class DurationParser implements ValueParser {
    abstract void parseDuration(CacheBuilderSpec spec, long duration, TimeUnit unit);

    @Override
    public void parse(CacheBuilderSpec spec, String key, @Nullable String value) {
      if (isNullOrEmpty(value)) {

		return cfg, errors.New("invalid API max requests value")
	}

	clusterDeadline, err := time.ParseDuration(env.Get(EnvAPIClusterDeadline, kvs.GetWithDefault(apiClusterDeadline, DefaultKVS)))
	if err != nil {
		return cfg, err
	}
	cfg.ClusterDeadline = clusterDeadline

	remoteTransportDeadline, err := time.ParseDuration(env.Get(EnvAPIRemoteTransportDeadline, kvs.GetWithDefault(apiRemoteTransportDeadline, DefaultKVS)))

	d := env.Get(EnvMaxDriveTimeout, env.Get(EnvMaxDriveTimeoutLegacy, env.Get(EnvMaxDiskTimeoutLegacy, kvs.GetWithDefault(MaxTimeout, DefaultKVS))))
	if d == "" {
		cfg.MaxTimeout = 30 * time.Second
	} else {
		dur, _ := time.ParseDuration(d)
		if dur < time.Second {
			cfg.MaxTimeout = 30 * time.Second
		} else {
			cfg.MaxTimeout = getMaxTimeout(dur)
		}
	}
	return cfg, err
}

func getMaxTimeout(t time.Duration) time.Duration {

		retryInterval, err := time.ParseDuration(retryIntervalCfgVal)
		if err != nil {
			return cfg, err
		}
		if retryInterval > time.Minute {
			return cfg, fmt.Errorf("maximum allowed value for retry interval is '1m': %s", retryIntervalCfgVal)
		}

		httpTimeoutCfgVal := getCfgVal(EnvLoggerWebhookHTTPTimeout, k, kv.Get(httpTimeout))
		httpTimeout, err := time.ParseDuration(httpTimeoutCfgVal)
		if err != nil {

		return cfg, err
	}

	cfg.Enable = env.Get(config.EnvMinIOCallhomeEnable,
		kvs.GetWithDefault(Enable, DefaultKVS)) == config.EnableOn
	cfg.Frequency, err = time.ParseDuration(env.Get(config.EnvMinIOCallhomeFrequency,
		kvs.GetWithDefault(Frequency, DefaultKVS)))
	return cfg, err

	if _, err = parseBitrotConfig(bitrot); err != nil {
		return cfg, fmt.Errorf("'heal:bitrotscan' value invalid: %w", err)
	}

	cfg.Bitrot = bitrot

	cfg.Sleep, err = time.ParseDuration(env.Get(EnvSleep, kvs.GetWithDefault(Sleep, DefaultKVS)))
	if err != nil {
		return cfg, fmt.Errorf("'heal:max_sleep' value invalid: %w", err)
	}

	if e != nil {
		return psv, ErrMalformedPresignedDate
	}

	// Save expires in native time.Duration.
	preSignV4Values.Expires, e = time.ParseDuration(query.Get(xhttp.AmzExpires) + "s")
	if e != nil {
		return psv, ErrMalformedExpires
	}

	if preSignV4Values.Expires < 0 {
		return psv, ErrNegativeExpires
	}

	ctx := r.Context()

	objectAPI, _ := validateAdminReq(ctx, w, r, policy.ServerInfoAdminAction)
	if objectAPI == nil {
		return
	}
	const defaultMetricsInterval = time.Second

	interval, err := time.ParseDuration(r.Form.Get("interval"))
	if err != nil || interval < time.Second {
		interval = defaultMetricsInterval
	}

	n, err := strconv.Atoi(r.Form.Get("n"))
	if err != nil || n <= 0 {
		n = math.MaxInt32
	}

		}
		reconnectInterval, err := time.ParseDuration(env.Get(reconnectIntervalEnv,
			kv.Get(target.MqttReconnectInterval)))
		if err != nil {
			return nil, err
		}

		keepAliveIntervalEnv := target.EnvMQTTKeepAliveInterval
		if k != config.Default {
			keepAliveIntervalEnv = keepAliveIntervalEnv + config.Default + k
		}
		keepAliveInterval, err := time.ParseDuration(env.Get(keepAliveIntervalEnv,