Good advice. Last time I checked DVD wad not good for long term storage archives. Tape is still king in that regard.
-Jeff On Jun 14, 2011 8:32 AM, "Ben Scott" <[email protected]> wrote: > On Mon, Jun 13, 2011 at 3:07 PM, Joseph Heaton <[email protected]> wrote: >> ... of running out of drive space. > > Well, 10 GB/month, 50 years, 10 * 12 * 50 = 6000 GB (plus the 300 GB > you have now). > > You can buy 6 TB for, what, $300 these days? ;-) Seriously, that's > not a lot of storage, even at current SAN prices. And it's only going > to get cheaper. 50 years from now that will prolly fit on a $2 flash > drive (or whatever the equivalent is then). > > My first thought is to keep it all online (with regular read > verifications, if your storage doesn't do that already) and be done > with it. > >> There are to be further discussions, with questions asked about access: how often, how quickly do they need it, etc. > > How often they need access is really the important one. A cave in > Nevada is cheap, but access time stinks. > >> ... archive the rest to DVDs ... > > If you do go with offline archiving, I would store the data > redundantly, and at different times. For example, burn a few copies > now. Then in 5 years, burn another set of copies, and check the first > set. Only then remove the originals from online storage. Then check > all copies every year or so. > > Multiple copies at once means a single element failure doesn't kill > you. Multiple generations means if the DVDs start to die after X > years, you'll have time to regenerate on to new media. > > The cost of the above compared to the cost of keeping it online > likely means taking it offline isn't worth it. > > You might be able to outsource this effectively. You'd have to > really trust the contractor, though. If it's privacy sensitive, I'd > suggest using your own encryption, and giving the ciphertext to the > contractor. Just make sure you protect the keys well. > > -- Ben > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to [email protected] with the body: unsubscribe ntsysadmin
