To provide my anecdote, I happen to have this one: https://www.genielift.com/en-in/material-handling/material-lifts/load-lifter
Pros: I didn't have to choose it, it was already there when I inherited this server room It is compact and easy to maneuver down the aisles, you can even turn it around Cons: Does not go to top of rack platform is fairly small so you have to position larger servers with some care Regards, Alex On Wed, Oct 20, 2021 at 4:21 AM John Hearns <hear...@gmail.com> wrote: > The engine hoist is just superb! The right tool for the job. > Thinking about this, old style factories had overhead cranes. At Glasgow > University we had a cyclotron, and I am told one of the professors took a > great joy in driving the crane. > The Tate Modern art gallery has a huge overhead crane, kept to remind of > the original purpose of the building (a power station). > > Thinking about server rooms we have electrical and communications services > dropping down into racks from the top. > So a travelling crane would foul against the services - unless it was > higher. > How about positioning steel I-beams running along all cold aisles though? > You could run an engine hoist along these with a cradle below it for the > server. > Sealed hot/cold aisles need not be a problem - often they have lift off > panels in the roof. > > Probably easier to have a server lift but one can dream... > > > > > > > On Wed, 20 Oct 2021 at 09:49, Tina Friedrich <tina.friedr...@it.ox.ac.uk> > wrote: > >> +1 for the manual >> >> We had an electric scissor lift in the DC, and exactly that happened - >> battery died. More expensive to replace than buying a new lift. >> >> So we got a manual one (making sure it can go to full rack height which >> is very useful) - much less likely to go wrong. >> >> Tina >> >> On 19/10/2021 18:40, Robert Taylor wrote: >> > I like the serverlift, having used one in our colo. If I got one, I >> > would go with the crank one. Electric is nice, but when the battery is >> > dead, you're stuck. Maybe it would have run off of wall power, but our >> > colo space is all 208v so I couldn't be sure if I could plug it in >> > there. Don't want to let out the blue smoke.... :-) >> > >> > >> > >> > On Tue, Oct 19, 2021 at 12:47 PM Michael Di Domenico >> > <mdidomeni...@gmail.com <mailto:mdidomeni...@gmail.com>> wrote: >> > >> > i would love to go oil bath, it's just not in the cards for this >> > data center >> > >> > On Tue, Oct 19, 2021 at 2:34 AM Stu Midgley <sdm...@gmail.com >> > <mailto:sdm...@gmail.com>> wrote: >> > >> > we use a gantry crane... >> > >> > From our install in 2019 :) >> > >> > image.png >> > >> > On Tue, Oct 19, 2021 at 9:34 AM Lux, Jim (US 7140) via Beowulf >> > <beowulf@beowulf.org <mailto:beowulf@beowulf.org>> wrote: >> > >> > Do you want one with a scissor lift type arrangement, or >> > with a "prongs" arrangement (more like a forklift) >> > >> > For instance, the scissor types have a nice flat surface >> > that remains level, so you can slide stuff off a table onto >> > the lift, or from the lift onto a table. But you don't have >> > access "under" the platform. >> > >> > >> > On 10/18/21, 7:33 AM, "Beowulf on behalf of Michael Di >> > Domenico" <beowulf-boun...@beowulf.org >> > <mailto:beowulf-boun...@beowulf.org> on behalf of >> > mdidomeni...@gmail.com <mailto:mdidomeni...@gmail.com>> >> wrote: >> > >> > we're using an older genie lift as a server lift >> > currently. which as >> > you can guess isn't designed for servers. the most >> > recent set of >> > compute nodes we purchased are pretty much impossible >> > to lift by man >> > (even if that was a good idea) and the genie lift is >> > getting awkward >> > in our cramped data center given it's design and server >> > weight. >> > >> > i can certainly google for one, but they all look great >> > in the >> > glossies. does anyone want to provide some real world >> > info? >> > _______________________________________________ >> > Beowulf mailing list, Beowulf@beowulf.org >> > <mailto:Beowulf@beowulf.org> sponsored by Penguin Computing >> > To change your subscription (digest mode or >> > unsubscribe) visit >> > >> https://urldefense.us/v3/__https://beowulf.org/cgi-bin/mailman/listinfo/beowulf__;!!PvBDto6Hs4WbVuu7!YJuZvpOsx3S9-WpmbnljrU2N33GRjVe386v7Qt2vtX5ZP7MjYvhNsEgTlTu2j7XsL0xiP5c$ >> > < >> https://urldefense.us/v3/__https://beowulf.org/cgi-bin/mailman/listinfo/beowulf__;!!PvBDto6Hs4WbVuu7!YJuZvpOsx3S9-WpmbnljrU2N33GRjVe386v7Qt2vtX5ZP7MjYvhNsEgTlTu2j7XsL0xiP5c$ >> > >> > >> > >> > _______________________________________________ >> > Beowulf mailing list, Beowulf@beowulf.org >> > <mailto:Beowulf@beowulf.org> sponsored by Penguin Computing >> > To change your subscription (digest mode or unsubscribe) >> > visit https://beowulf.org/cgi-bin/mailman/listinfo/beowulf >> > <https://beowulf.org/cgi-bin/mailman/listinfo/beowulf> >> > >> > >> > >> > -- >> > Dr Stuart Midgley >> > sdm...@gmail.com <mailto:sdm...@gmail.com> >> > >> > _______________________________________________ >> > Beowulf mailing list, Beowulf@beowulf.org >> > <mailto:Beowulf@beowulf.org> sponsored by Penguin Computing >> > To change your subscription (digest mode or unsubscribe) visit >> > https://beowulf.org/cgi-bin/mailman/listinfo/beowulf >> > <https://beowulf.org/cgi-bin/mailman/listinfo/beowulf> >> > >> > >> > _______________________________________________ >> > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin >> Computing >> > To change your subscription (digest mode or unsubscribe) visit >> https://beowulf.org/cgi-bin/mailman/listinfo/beowulf >> > >> >> -- >> Tina Friedrich, Advanced Research Computing Snr HPC Systems Administrator >> >> Research Computing and Support Services >> IT Services, University of Oxford >> http://www.arc.ox.ac.uk http://www.it.ox.ac.uk >> _______________________________________________ >> Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing >> To change your subscription (digest mode or unsubscribe) visit >> https://beowulf.org/cgi-bin/mailman/listinfo/beowulf >> > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > https://beowulf.org/cgi-bin/mailman/listinfo/beowulf >
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