![](/images/new-backgrounds/1159043/15904335x1.webp)
3.0 Monitor storage and diagnose configurations
You may determine the performance of drives attached to the FastStream VT 5300 using various displays and tests in the FastStream GUI.
The following instructions assume you have already set up at least one Virtual Tape Library. Refer to Configure Virtual Tape on page 7.
The ATTO FastStream VT 5300 collects various metrics to measure performance for physical drives attached to the FastStream during normal system operation and drive initialization and verification.
CAUTION
New performance data is updated every 60 seconds which impacts performance slightly, even if you minimize the browser window. Exit the browser GUI completely whenever you need maximum performance.
Monitor VTL page
The Monitor VTL page is the first page you see when you open the FastStream GUI after setting up at least one VTL.
Each VTL has its own tab. Information displayed includes RAID Level, RAID status, capacity, the Fibre Port and LUN to which the VTL is mapped,
the element, element type and contents and the percentage of capacity used.
To get further information or to manage the VTL, click on the menu items on the
13
ATTO Technology Inc. FastStream VT 5300 Installation and Operation Manual