for _, nerr := range globalNotificationSys.SignalService(serviceSig) {
		if nerr.Err != nil {
			logger.GetReqInfo(ctx).SetTags("peerAddress", nerr.Host.String())
			adminLogIf(ctx, nerr.Err)
		}
	}

	// Reply to the client before restarting, stopping MinIO server.
	writeSuccessResponseHeadersOnly(w)

	switch serviceSig {
	case serviceFreeze:
		freezeServices()
	case serviceUnFreeze:
		unfreezeServices()