Subject: Re: Hard disk blues on laptops.
To: Cherry G. Mathew <>
From: Vincent <>
List: current-users
Date: 03/17/2007 19:48:33
Cherry G. Mathew wrote:
> Hi,
> I'm wondering how many people on current-users use NetBSD on laptops,
> and if so, how many of you have come across the problem I'm facing.
> When I hit the power button with NetBSD/i386 + ACPI, or run poweroff
> -q, the system syncs filesystems, and then switches off. But when it
> does so, the hard disk is still spinning, and causes a sharp
> retraction which doesn't sound pleasant and I suspect reduces disk
> life. The way to sort this out is by spinning down the hard disk
> before powering off the board.
> I'm wondering if people who use Laptops + NetBSD see this, and if so,
> could you please ack. on list.

I do. I can't tell you whether mine does the same sort of thing, I can 
hardly hear the hard disk at all, most of the time its noise is covered 
up by fan noise. But, nevertheless, I shall try your patch.