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SubjectRe: [dm-devel] Barriers still not passing on simple dm devices...
On Sun, Apr 5, 2009 at 7:54 AM, Ric Wheeler <> wrote:
> One thing to point out here is that there are a lot of "servers" in high end
> data centers that do not have UPS backup. Those racks full of 1U and 2U
> boxes that are used to make "grids", "clouds" and so on often are built with
> as much gear as you can stuff in a rack - no batteries or UPS to be seen, so
> they are really quite similar to the normal desktop or home systems that we
> normally run at home :-)

These days even bargain basement data centers provide UPS functionality for
you, via generator backup and A/B power.


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