Re: Question about IDE disk shutdown

[Eric D. Mudama]

On Tue, Jun  1 at 17:13, Tvrtko A. Ur?ulin wrote:
> According to my hard disk manual, it is absolutely recommended to put the 
> drive in STANDBY or SLEEP mode before power cut-off because in that way heads 
> are nicely parked. In that way it is guaranteed to have 300000 head 
> load/unload cycles minimum, while in other case it is just 20000 cycles.

All "modern" drives have plenty of back-EMF to park the heads properly
when power fails.

Remember that even if you are limited to 20,000 power cycles reliably,
that's over 5 reboots every day for 10 years, well over the expected
lifetime of the drive. (unless you run windows yuk yuk)


--
Eric D. Mudama
edmudama@xxxxxxxxxxxxxxxxxxxxx

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/