NetApp OnTAP : 7-mode vs CDOT: Which OS Is Right for you?
In this article we will take a brief look at what separates the 2 versions of NetApp’s OnTap Operating systems. Let’s start first with the older of the 2, 7 mode:
7-Mode
7-Mode is NetApp’s legacy ONTAP OS. While it is still supported on most filers, it is not supported on newer filers like the 8000 series (or newer) and 2500 series (or newer). 7-mode will eventually be phased out NetApp has stated that the current rev will be the last. The limitation of 7-mode is its capacity of only 2 controllers per cluster. This is ideal if you have a small, 2 controller cluster, but hardly a good solution if your data requirements are complex, and you have several systems that need to be clustered. To read more click below click.
https://www.spectra.com/netapp....-ontap-7-mode-vs-cdo
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