[racktables-users] Re: Calculated fields on the rack

Denis Ovsienko wrote:

Right now, racks auto-calculate the amount of free space available.
How hard would it be to add calculations based on attributes?

As an example, I want to do something really specific: power.  I need

[...]

I can't produce a clear colution for this topic at the moment and would
like to hear as much about other people's approaches to datacenter power
management as possible.
It's a hard problem. It gets even harder when you have to deal with equipment that has variable numbers/types of power supplies, disks, add-in cards, and so forth, though in truth you can skip a lot of the details and just design for "worst case" usage. Also, every approach I've come up with feels extremely kludgy and complicated.

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