Re: Making backups by just copying files

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<John Hensley> wrote in message
news:balm435mehsorpnsm0rnim44fm75jop9ta@xxxxxxx
To get copy of Windows XP or 2K booting and running from an external
USB hard drive one only needs to change the start value in service
keys of the drivers that make up the USB stack. The OS will then boot
and run from the drive but Windows will crash with a disk read or
write error if anything is dynamically plugged into the same USB hub
after booting is complete.

To get Windows to run un-interrupted on the USB drive requires adding
a custom driver to the USB stack that prevents new devices from being
recognized after the initial boot. This prevents the USB stack from
being torn down and rebuilt.

I gave a demo of XP running on a USB drive to many of the hard drive
manufacturers at Comdex way back in 2002. At that time there were
only a few hundred thousand USB drives being sold annually and the
drive manufacturers were only willing to pay a few pennies for each
piece of bundled software. Even though the drive manufacturers though
it was way cool it didn't make sense to continue pursuing the product.

Windows running from a user create RescueBoot CD uses a very similar
process for getting a subset of files from an existing installation of
XP or 2K to boot and run from the CD. In the future I'm hoping to
update RescueBoot to automatically create a bootable Windows XP or 2K
USB drive key in addition to the bootable CD.

John Hensley
www.resqware.com

Wow impressive John! I'll keep experiementing and I'll keep an eye out for this. Thanks again.

--
Bill

.



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