On Sunday 30 Aug 2015 18:05:13 Alan McKinnon wrote: > On 30/08/2015 19:00, Dale wrote: > > Alan McKinnon wrote: > >> On 30/08/2015 17:56, Peter Humphrey wrote: > >>> On Sunday 30 August 2015 00:04:43 Philip Webb wrote: > >>>> How long do desktop users typically leave their systems between > >>>> reboots ? How long between power off/on's ? > >>>> > >>>> I've long been in the habit of switching everything off while I sleep, > >>>> then restarting after I've woken & got going again myself. > >>>> However recently, I've run into delays getting my router > >>>> (only 1 device attached) to shake hands successfully with my ISP's > >>>> server, which have been requiring several power off/on's before it > >>>> works. As a result, I've started rebooting only after my weekly > >>>> system update -- it means I get to use the new versions of everything > >>>> -- > >>>> & not powering off at all ; the monitor + Xscreensaver are off > >>>> whenever I'm away from the machine for >= 1 hr (approx). > >>>> > >>>> Are there any pro's/con's I sb aware of ? > >>> > >>> No-one has yet mentioned taking backups. I'm still using a brute-force > >>> approach, in which I shut down each of my two machines once a week to > >>> make a backup to external disk. Otherwise they're on 24 hours a day > >>> running BOINC projects. On the desktop PC kmail makes a daily archive > >>> of messages, and once a day a cron job copies my user directory to > >>> /home/<me>.bu/ . > >>> > >>> I know it burns energy but I'm prepared to make my small contribution > >>> to what I think is a good cause. > >> > >> A desktop or laptop will typically draw far less power than a single 60W > >> incandescent bulb. I bet you have quite a lot of those. Even if not, the > >> CFLs you'll have to give you light at night still draw much much more > >> than a computer. > >> > >> If saving energy is your personal driver, then you should be looking at > >> water heaters, central heaters, aircon and stove as the main culprits. > >> Everything else, whilst measurable, is a small drop in the bucket and > >> probably not worth worrying about. > >> > >> Assuming of course that your computer is a desktop/laptop, and not a 42U > >> cabinet jam packed full of Dell 2950s > > > > Don't forget the clothes dryer to, if you have one. Mine is electric > > and it pulls as much as my water heater does. I just don't use it as > > much is all. > > I forgot about that :-) > > Add in almost all laundry appliances and kitchen power tools too...
Modern appliances with Green stickers on them (whatever they're called) are more efficient by design. To some extent this is also true with PCs. I still have an old Pentium 4 32bit running a couple of test environments and back up storage. I can assure you that the room gets hot after it has been running for a couple of hours! :-) -- Regards, Mick
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