Date: Mon, 18 Jan 2010 07:06:20 +1300 From: Jonathan Chen <jonc@chen.org.nz> To: Ian Smith <smithi@nimnet.asn.au> Cc: freebsd-stable@freebsd.org Subject: Re: Drive light on all the time on 8-STABLE. Message-ID: <20100117180620.GB10081@osiris.chen.org.nz> In-Reply-To: <20100117194712.C41296@sola.nimnet.asn.au> References: <20100117064733.GA3119@osiris.chen.org.nz> <20100117194712.C41296@sola.nimnet.asn.au>
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On Sun, Jan 17, 2010 at 08:03:02PM +1100, Ian Smith wrote:
> Jonathan,
>
> On Sun, 17 Jan 2010, Jonathan Chen wrote:
> > On the weekend, I moved my 8-STABLE installation (csup'd late Dec 2009)
> > onto a new drive, a Seagate ST31000528AS CC3; and while the transfer was
> > successful, I've noticed that the drive light is solidly on all the time,
> > even if it boots into single-user.
>
> I guess this is the red/amber case LED, rather than on the drive itself?
Yes.
> > # uname -a
> > FreeBSD osiris.chen.org.nz 8.0-STABLE FreeBSD 8.0-STABLE #1: Sat Jan 16 08:32:54 NZDT 2010 root@:/usr/obj/usr/src/sys/OSIRIS amd64
> >
> > Is this something I should be worried about? There doesn't appear to
> > be any disk I/O (I can't hear the disk grinding), but I may be wrong.
>
> gstat should be definitive about activity. Even constant low level
> activity should usually show some flickering.
gstat doesn't show much activity on the drive at all. Most of the time
the drive and it's associated slices read green on 0.0.
> > The drive from which I transferred from did not exhibit this strange
> > behaviour.
> >
> > Any advice would be welcome.
>
> If it were IDE I'd suspect its cable - and the drive if it wasn't that
> - but I guess the SATA controller would be driving the LED.
Yup. I've booted it into Windows, and the behaviour is what I'd expect
- ie LED is off when no disk activity is happening.
Thanks anyway.
--
Jonathan Chen <jonc@chen.org.nz>
----------------------------------------------------------------------
The human mind ordinarily operates at only ten percent of its capacity
-- the rest is overhead for the operating system.
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