[Wlug] Missing /dev files

[Eric Martin]

On Mon, Mar 31, 2008 at 12:40 AM, Karl Hiramoto <karl at hiramoto.org> wrote:

> Chuck Noyes wrote:
> > On Sun, 30 Mar 2008 21:25:28 -0400
> > Mike Frysinger <vapier at gentoo.org> wrote:
> >
> >
> > dmesg shows many entries like this:
> >
> > new high speed USB device using ehci_hcd and address 10
> > usb 5-3: device descriptor read/8, error -110
> > usb 5-3: device descriptor read/8, error -110
> >
> > Googling this message doesn't seem to provide much help.
> >
> > I have unpluged the device and even rebooted the computer. However,
> > after a reboot, the /dev/sdb* files are still missing.
> >
> >
> The device files should be created by udev automatically when you
> pluging the device, or boot the PC..   When you un/plug the device you
> should see some info in dmesg.    Perhaps you have some kind of error
> occurring.   you could try rmmod "ehci_hcd" to try using USB 1.1 instead
> of usb 2.0.   You could also try plugging it into a different hub or usb
> port on the PC.
>
I'd run a tail -f on /var/log/messages (or wherever your kernel messages go)
so you can see what's happening as you plug / unplug the device.  In Gentoo,
the default for syslog-ng is to have it default log to tty12 so you can just
flip over there.

-- 
HTH
Eric
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://mail.wlug.org/pipermail/wlug/attachments/20080331/a699cfdb/attachment.html