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On 21/03/17 15:17, M. J. Everitt via list wrote: > On 21/03/17 15:11, Richard Brown via list wrote: >> Hi Guys >> >> I help manage a network of 6 computers, all running Win 7. The boss >> has asked me to say whether I think it is better to leave the computer >> on at night or turn off. He is trying to weigh up the eco costs with >> bringing electric as compared to the costs on the computer and turning >> ti off/on etc. >> >> Any thoughts please? >> -- >> Kind Regards >> >> Richard Brown >> 07747 343637 >> http://gucu.org.uk/ >> http://littlebigfoot.org.uk/ >> >> >> > I think its reasonably fair to say, the high-stress periods on most of > the components are at switch-on and power-off, particularly if there are > intensive periods of activity for updates, etc. What the long-term > effects of these are, I couldn't put a finger on, and I suspect there > are others on the list with more direct experience of this. However, if > your computers are getting a hammering on normal use (which most > web/programming/email/office duties really are quite light) this would > probably make no difference to the repeated power-cycling. > > Most modern power supplies, and processors are much more power-efficient > than their predecessors, so you might not see such a big change in > energy consumption as you might think (again, depending on your > workstation usage). > > So basically, quite a few variables, and the usual 'your mileage may > vary' ... but a good question/discussion nonetheless ! :] > > Regards, > Michael. > > If they are left on could they not run updates etc during office closing hours, perhaps also run other checks too, defrag / scan disk (if still applicable) virus checks, etc. perhaps you could get the computer to turn off once those jobs are completed. Paul -- http://www.zleap.net diaspora : zleap@xxxxxxxxxxxxxxxx sign up at : https://joindiaspora.com/users/sign_up Torbay Tech Jam http://torbaytechjam.org.uk Next Tech jam Saturday 8th April 2017 -- The Mailing List for the Devon & Cornwall LUG https://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq