// target of logger webhook configuration also should be deleted
	loggerWebhookProxyDeleted := setLoggerWebhookSubnetProxy(subSys, cfg)

	if err = saveServerConfig(ctx, objectAPI, cfg); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	// freshly retrieve the config so that default values are loaded for reset config

	)
	if err != nil {
		t.Fatal(err)
	}
	if site.Region() != "us-west-1" {
		t.Errorf("Expecting region `us-west-1` found %s", globalSite.Region())
	}

	if err := saveServerConfig(context.Background(), objLayer, globalServerConfig); err != nil {
		t.Fatalf("Unable to save updated config file %s", err)
	}

	// Initialize server config.
	if err := loadConfig(objLayer, nil); err != nil {

			return
		}

		writeCustomErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminConfigBadJSON), err.Error(), r.URL)
		return
	}

	// Update the actual server config on disk.
	if err = saveServerConfig(ctx, objectAPI, cfg); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	// Write to the config input KV to history.

			minioMetaBucket: path.Join(minioMetaBucket, historyFile),
		})
		if err != nil {
			return err
		}
	}
	return saveConfig(ctx, objAPI, historyFile, kv)
}

func saveServerConfig(ctx context.Context, objAPI ObjectLayer, cfg interface{}) error {
	data, err := json.Marshal(cfg)
	if err != nil {
		return err
	}

	configFile := path.Join(minioConfigPrefix, minioConfigFile)

		getConfigFile(),
		getConfigFile() + ".deprecated",
		configFile,
	}

	newServerCfg := func() (config.Config, error) {
		// Initialize server config.
		srvCfg := newServerConfig()

		return srvCfg, saveServerConfig(ctx, objAPI, srvCfg)
	}

	var data []byte
	var err error

	cfg := &serverConfigV33{}
	for _, cfgFile := range configFiles {
		if _, err = Load(cfgFile, cfg); err != nil {

	// hold the mutex lock before a new config is assigned.
	globalServerConfigMu.Lock()
	globalServerConfig = srvCfg
	globalServerConfigMu.Unlock()

	// Save config into file.
	return saveServerConfig(GlobalContext, objAPI, srvCfg)
}

func getValidConfig(objAPI ObjectLayer) (config.Config, error) {
	return readServerConfig(GlobalContext, objAPI, nil)
}

	// Set a default region.
	config.SetRegion(globalServerConfig, bucketLocation)

	applyDynamicConfigForSubSys(context.Background(), obj, globalServerConfig, config.StorageClassSubSys)

	// Save config.
	return saveServerConfig(context.Background(), obj, globalServerConfig)
}

// Deleting the temporary backend and stopping the server.
func (testServer TestServer) Stop() {
	testServer.cancel()
	testServer.Server.Close()