Netapp Interview Questions FAQs:
What is a controller?
Controller is the brain of the system, it’s where the CPU, memories and operating system resides.
· What kind of connection is there in between Controller and Disk shelves?
Daisy Chained
· What is Multipath HA?
If first connection between the controller and the disk shelve lost then we can have a MHA connection which is the second connection to the disk shelve from controller.
· Keep alive cable or HA cable?
Two controllers get to know if any of the controllers gets inactive by using keep alive signals on HA cable.
What happens in case of controller failures?
In 7 mode we don’t get active-active load balancing for the same set of data.
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