> -----Original Message----- > From: IBM Mainframe Discussion List > [mailto:ibm-m...@bama.ua.edu] On Behalf Of Pommier, Rex R. > Sent: Monday, June 21, 2010 11:36 AM > To: IBM-MAIN@bama.ua.edu > Subject: Re: Disk replacing Tape? > > Rick, > > I would hedge my bets on the CD-ROM or DVD long-term archival method. > I've seen estimates that range from 100's of year life expectancy on > this media type all the way down to 2-3 years is all the > longer you can > expect to reliably read data off them. One place even said you should > put the burned CDs or DVDs in zip-lock bags and put them in > the freezer > to extend their shelf life! > > A lot of it will depend on the media and the actual recording > techniques > used. I personally wouldn't trust the "dirt-cheap" media for > very long > - from personal experience. My wife put together a slide show for her > parents' 50th wedding anniversary. She burned about 30 copies of the > DVD after creating it. After 2 years most of the burned copies were > having read errors and after 3 they were all completely unusable. > > Rex
Long term data should be enscribed on granite and stored in the Egyptian desert. This is proven technology! -- John McKown Systems Engineer IV IT Administrative Services Group HealthMarkets(r) 9151 Boulevard 26 * N. Richland Hills * TX 76010 (817) 255-3225 phone * (817)-961-6183 cell john.mck...@healthmarkets.com * www.HealthMarkets.com Confidentiality Notice: This e-mail message may contain confidential or proprietary information. If you are not the intended recipient, please contact the sender by reply e-mail and destroy all copies of the original message. HealthMarkets(r) is the brand name for products underwritten and issued by the insurance subsidiaries of HealthMarkets, Inc. -The Chesapeake Life Insurance Company(r), Mid-West National Life Insurance Company of TennesseeSM and The MEGA Life and Health Insurance Company.SM ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
