Summary: Re: Spin down HDD after disk sync or before power off

[RW]

On Thu, 21 Oct 2010 12:21:10 +0000
Alexander Best <arundel at freebsd.org> wrote:

 
> atacontrol(8) says that:
> 
>     "You should not set a spindown timeout on a disk with / or syslog
> logging on it as the disk will be worn out spinning down and up all
> the time."
> 
> this seems to indicate that spinning down a disk has quite an impact.

That's mostly likely a hang-over from older disk technologies when the
heads touched the surface on spinning down.