[vdr] More features for Livebuffer

Gavin Hamill gdh at acentral.co.uk
Mon Mar 2 20:32:02 CET 2009


On Mon, 2009-03-02 at 19:15 +0000, Tony Houghton wrote:
> On Mon, 02 Mar 2009 19:30:55 +0200
> Rene Hertell <linuxtv at hertell.com> wrote:
> 
> > Tony Houghton wrote:
> > > On Mon, 2 Mar 2009 08:50:42 -0800
> > > But I wonder, does writing to the HD really shorten its life
> > > significantly compared to constant spinning or frequently being spun up
> > > and down?
> > 
> > Yes, i guess it does, cause it writes to the hdd:s surface constantly in
> > large amounts...
> 
> But there's no physical contact, the surface just has its magnetic
> polarity changed (or something like that). Is there a limit to how many
> times it can survive those changes? Or perhaps the head moving mechanism
> can wear out?
> 

I thought the driving force for having HDs power down was to reduce
power, noise and heat? 

Disk and RAM are both cheap. Take a backup to a giant slow USB disk once
a month, etc. :)

Cheers,
Gavin.





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