Z dokumentacji technet: ( https://technet.microsoft.com/en-us/library/ms190954%28v=sql.105%29.aspx ) Using multiple backup devices allows backups to be written to all devices in parallel. Backup device speed is one potential bottleneck in backup throughput. Using multiple devices can increase throughput in proportion to the number of devices used. Similarly, the backup can be restored fromCzytaj dalej / Read more