defer sys.Unlock()
	return sys.store != nil
}

// Load - loads all credentials, policies and policy mappings.
func (sys *IAMSys) Load(ctx context.Context, firstTime bool) error {
	loadStartTime := time.Now()
	err := sys.store.LoadIAMCache(ctx, firstTime)
	if err != nil {
		atomic.AddUint64(&sys.TotalRefreshFailures, 1)
		return err
	}
	loadDuration := time.Since(loadStartTime)