[CentOS] rescan usb hd

[William L. Maltby]

On Tue, 2009-09-22 at 22:16 +0100, Stewart Williams wrote:
> William L. Maltby wrote:
> <snip>
> > It may not be the USB drive. I have one that daoe the same, usually only
> > after long periods oh high (in)activity.
> > 
> > On another node, no problems ever using that same drive.
> > 
> > On the system with the problem, CentOS 4.7, Via Kt-400A chipset.
> > 
> > One the other system, Centos 5.3, Via KT-880 chipset.
> > 
> > I've not bothered to google yet, since it seems to occur after leaving
> > it attached for long periods and what I do doesn't take long
> > 
> > Maybe there's a clue?
> 
> This can happen if the drive has power-saving features and it's gone to
> sleep after no activity.

But it's happened while active too, I *think*, while I was doing
rtorrent - but maybe it had a big period of inactivity. But then I would
have expectd symptoms to be on both systems.

> 
> What does 'sdparm -a /dev/sdc' yield? And what make/model is the disk?

On 5.3 # sdparm -a /dev/sdc
-bash: sdparm: command not found

On 4.7 # sdparm -a /dev/sda
 -bash: sdparm: command not found

For mine (I'm not the OP) Toshiba HDDR100E01X

> <snip sig stuff>

-- 
Bill