Re: Shut down or leave on?
How much would all this apply to a laptop? I mean, are
they considered more robust or less? w/ regard to powering off and on?
Cavan
On 8/28/07, Mike <mikewk147@oh.rr.com> wrote:
>
> ----- Original Message -----
> From: "Raquel" <raquel@thericehouse.net>
> To: <debian-user@lists.debian.org>
> Sent: Tuesday, August 28, 2007 1:50 PM
> Subject: Re: Shut down or leave on?
>
>
> > On Tue, 28 Aug 2007 09:45:51 -0700
> > Jeff <debian@waysoft.com> wrote:
> >
> >> Raquel wrote:
> >> > On Tue, 28 Aug 2007 11:28:35 -0400
> >> > "Richard Carter" <carter.r.a.l@gmail.com> wrote:
> >> >
> >> >> Hi Folks,
> >> >>
> >> >> Is it better to leave a system running all the time or is it
> >> >> better to shut it down over night, on weekends, holidays etc?
> >> >>
> >
> > <snip>
> >
> >> >>
> >> >> I'd appreciate your advice.
> >> >>
> >> >> Robin Carter
> >> >>
> >> >
> >> > I've always gone for leaving my machines on. I feel there is
> >> > less wear and tear on components by leaving the machine on.
> >> >
> >> Specifically, as I understand it, thermal shock to minuscule
> >> electronic components during power-on. In the past, I've lost a
> >> number of motherboards and processors due (presumably) to this
> >> effect. Since keeping my machines on 24/7 (for several years
> >> now), I have not had any such problems.
> >>
> >> Jeff
> >>
> >
> > I also understand that when the hard disks get power that the
> > platters torque just a tad, if not causing heads to come into
> > contact with the platter, at least causing wear on bearings.
> >
>
> The stress created during the cool down and heat up cycle, between powering
> off and powering on, can cause microfractures in the solid state components.
> Further, on the lower quality powersupplies, the power on sequence can cause
> current surges that can also weaken electronic components, although the
> filtering in the present day switching powersupplies is supposed to
> eliminate this. The amount electricity usage from present day devices is
> minimal compared to replacement costs for those devices. I say, leave it
> on.
>
> -mike
>
> > --
> > Raquel
> > ============================================================
> > Our particular principles of religion are a subject of
> > accountability to our god alone. I enquire after no man's and
> > trouble none with mine; nor is it given to us in this life to know
> > whether yours or mine, our friend's or our foe's, are exactly the
> > right.
> > --Thomas Jefferson
> >
> >
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