[ale] help - how do I test usb ports, loopback, pc-pc

[Jim Kinney]

Run me test on the laptop before anything else.
On Jul 6, 2013 11:00 PM, "Ron Frazier (ALE)" <
atllinuxenthinfo at techstarship.com> wrote:

> Hi all,
>
> Got a bit of a weird request.  I did a backup to an external hdd on my
> laptop connected via usb.  Then, afterwards I did a checkdisk on the backup
> disk and found errors.  I then tried running a spinrite analysis on the
> external hdd and the computer crashes hard.  I know the spinrite is good,
> and I even tried two different cd's of that.  I put a 2ND external drive on
> the same machine and ran spinrite and the machine locks up.
>
> There's more to the story.  I took both external hdd's to my desktop
> machine and am able to run spinrite analysis on them without a hitch.  Both
> drives work fine.
>
> I think something has happened to the USB controller on my laptop.
>
> So, the question is, I need a way to do extensive USB port data integrity
> testing, first via loopback from port to port on the same machine, then via
> port to port on two different machines.  I also tried switching cables on
> the hdd that was crashing hard.  I also did a short ram test on the pc.
>
> One tends to always assume these things just work.  But, in my case, I
> need to thoroughly test these ports so I know if I can trust them.  I
> suspect that my backup is flawed at this point and all the USB ports on the
> laptop are not trustworthy.
>
> Any help is always appreciated.
>
> Sincerely,
>
> Ron
>
>
>
> --
>
> Sent from my Android Acer A500 tablet with bluetooth keyboard and K-9 Mail.
> Please excuse my potential brevity if I'm typing on the touch screen.
>
> (PS - If you email me and don't get a quick response, you might want to
> call on the phone.  I get about 300 emails per day from alternate energy
> mailing lists and such.  I don't always see new email messages very
> quickly.)
>
> Ron Frazier
> 770-205-9422 (O)   Leave a message.
> linuxdude AT techstarship.com
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