Gentoo Archives: gentoo-user

From: Mark Knecht <markknecht@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] How can I power disk off?
Date: Thu, 06 Oct 2011 19:29:38
Message-Id: CAK2H+edrE_ONd8TBpgD5EceKhoUNxbuLZPVfbdWCLLg83YMTqw@mail.gmail.com
In Reply to: [gentoo-user] How can I power disk off? by Jarry
1 On Thu, Oct 6, 2011 at 12:14 PM, Jarry <mr.jarry@×××××.com> wrote:
2 > Hi,
3 >
4 > In my server I have a few disks which must be running 24/7,
5 > but I also have a single big hard-drive, which is used only
6 > for a few minutes every day, just for backups. How could I
7 > power disk off when not needed (and "on" again when needed)
8 > in order to save a little power and prolong its life?
9 >
10 > Jarry
11 > --
12 > _______________________________________________________________
13 > This mailbox accepts e-mails only from selected mailing-lists!
14 > Everything else is considered to be spam and therefore deleted.
15 >
16 >
17
18 Look into keywords such as 'Linux disk spin down' in Google. It
19 doesn't completely remove power but if your disks support it then it
20 does significantly reduce power consumed by the drive. I have no idea
21 what's actually in portage to make this easy.
22
23 HTH,
24 Mark
25
26 http://www.cs.cmu.edu/~mukesh/hacks/spindown/t1.html