[Clusterusers] UPS replacement this week?

Thomas Helmuth thelmuth at cs.umass.edu
Wed Apr 6 09:35:15 EDT 2016


Hi Josiah,

Would it be possible to take down the nodes that will go down with this
swap, so that I can start some runs on nodes that will stay up during it?
If not, no worries! We have some experiments we want to run in the next
week and a half, but they aren't critical.

Thanks,
Tom

On Mon, Apr 4, 2016 at 1:26 PM, Bassam Kurdali <bassam at urchn.org> wrote:

> Go for it! I'm rendering every now and then, but it's trivial for me
> restart if needed.
> On Mon, 2016-04-04 at 13:24 -0400, Wm. Josiah Erikson wrote:
> > Hi all,
> >     Tom already answered this question, but for everyone else: How
> > much
> > trouble would it cause you if a large proportion of the nodes on fly
> > (but not the head node) was down for a day or so sometime this week
> > while we migrate to a bigger UPS?
> >     If nobody says "No, don't do it!!" by tomorrow, I'll ask the
> > electricians to make the swapover this week.
> >     TIA,
> >
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