hcDuration := defaultHealthCheckDuration
	if tcfg.HealthCheckDuration >= 1 { // require minimum health check duration of 1 sec.
		hcDuration = tcfg.HealthCheckDuration
	}
	tc := &TargetClient{
		Client:              api,
		healthCheckDuration: hcDuration,
		replicateSync:       tcfg.ReplicationSync,
		Bucket:              tcfg.TargetBucket,
		StorageClass:        tcfg.StorageClass,