|
PureBytes Links
Trading Reference Links
|
Hello cwest,
at biloselhi's recommendation I have looked at Xactcopy
(www.duocor.com). It can do incremental and differntial backup. the
white paper at the site is very instructive, esp for the non-technical
folks.
--
Best regards,
Jim Johnson mailto:jejohn@xxxxxxxxxxxxxxxx
Tuesday, April 09, 2002, 10:36:50 AM, you wrote:
c> What is a virtual image?
c> How complicated do you want an off-site backup?
c> What kind of system are you backing up and how big is it?
c> What kind of system will receive and store your backup and how big is the
c> off-site system?
c> A virtual image is a disk that contains EVERY file that is on another disk,
c> although it was created file-by-file. It will boot as though it was created
c> using an image copy. They're several advantages to a virtual image, for me
c> at least. I can do differential and/or incremental virtual images which
c> would reduce WAN traffic considerably after the first go-round, and moving
c> files over a WAN is more reliable than moving large images.
c> I intend to co-locate to minimize downtime, if not almost eliminate it. Last
c> month I suffered failures of all kinds simultaneously, even on almost new
c> equipment. A failed motherboard, unreadable tapes, and a bouncing route, all
c> occurring immediately following a dual server hardware and win2k upgrade.
c> Oh, and I was out of the country for 3 weeks. So to answer your questions
c> about size and complexity, I'll let the data and applications drive the
c> degree of backup sophistication that I may ultimately have. But I don't want
c> to spend days in a hotel room on a laptop baby sitting computers half a
c> world away, again.
|