Drobo 5N2 User Manual page 154

Warning (in orange) when you need to add capacity.
Firmware - The firmware version running on the selected Drobo 5N2.
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Hot Data Cache - If the value for this is "on," it indicates that you have all HDDs in the standard
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drive bays with an mSATA SSD present. The mSATA SSD is used as a cache for "hot" data that is
frequently read.
Active Interface - The connectivity interface currently being used.
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Note
The information box at the bottom of the screen indicates if your Drobo device is healthy,
if you need to add capacity, or if your Drobo device is currently working to protect your data
and if so, how long that is estimated to take.
Tip
To view this information for other connected Drobo devices (if applicable), you can click
the up or down arrow key that displays to the left of the Drobo device name, which is in the
upper-left corner of the page. See the arrows in the image below.
Related Topics:
Viewing the Capacity Chart
Viewing Storage Usage
Checking Your Current Version of Drobo Dashboard
Drobo5N2 User Guide 154