gollywop
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gollywop
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gollywop
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The drives will no longer be available in 20 years or so. Technology moves on.Someone suggested archival quality optical media if memory serves me ( maybe it was DVD-R instead ). Note that those are a special type of optical disk, not the ones they typically sell in your local supermarket.
Reputedly good for about 300 years. Hard to know how you'd test that.![]()
I think the way it works is that most of the time one discovers that the backup HD has died when the PC HD dies, and one goes to the backup to recover.And if that HDD dies?I have a 1tb external HDD, $65, if my PC dies tomorrow all my pictures will still be safe on that HDD.
You should never rely on a single backup of anything.
Multiple copies are the only safe way.
Backup HD and 25GB Blu Rays.So what is the BEST way to permanent storage of your photography ?
3TB of backup on 25GB DVDs - that's 120 discs. I'd rather have another (single) external HD than have to do a restore from all those discs. If you have to restore a single corrupt disc, how easy is it to figure out what files need to be restored? Seems like it makes backup & restore more complicated than it needs to be.Backup HD and 25GB Blu Rays.So what is the BEST way to permanent storage of your photography ?
HD because its relatively cheap and stores a lot.
Blu Ray because it would be EXTREMELY painful if one HD goes down and takes your only copy of 3TB worth of photos with it. With Blu Ray, they are relatively dependable over a short run, and even if one dies, it's only (yes, I know, "only" is a relative term) 25GB, and I have the HD backup to make another Blu Ray from it.
I guess I could do multiple HD's, but where do I stop?
Here, I have not all eggs in one basket, and also a backup of the backup on inexpensive media.
Is there any definitive data on the longevity of home-burned Blu-Ray's?3TB of backup on 25GB DVDs - that's 120 discs. I'd rather have another (single) external HD than have to do a restore from all those discs. If you have to restore a single corrupt disc, how easy is it to figure out what files need to be restored? Seems like it makes backup & restore more complicated than it needs to be.Backup HD and 25GB Blu Rays.So what is the BEST way to permanent storage of your photography ?
HD because its relatively cheap and stores a lot.
Blu Ray because it would be EXTREMELY painful if one HD goes down and takes your only copy of 3TB worth of photos with it. With Blu Ray, they are relatively dependable over a short run, and even if one dies, it's only (yes, I know, "only" is a relative term) 25GB, and I have the HD backup to make another Blu Ray from it.
I guess I could do multiple HD's, but where do I stop?
Here, I have not all eggs in one basket, and also a backup of the backup on inexpensive media.
My thinking as well. Also, a backup DVD set is useless after even a couple days' worth of adding/deleting photos from one's library. Maybe there is software to manage which discs can be scrapped in favor of an updated disc, but to me that leaves too much room for error. I'm also thinking the cost of constantly using new discs as the backup set is updated will cost more than simply buying a new external drive every couple years.Is there any definitive data on the longevity of home-burned Blu-Ray's?3TB of backup on 25GB DVDs - that's 120 discs. I'd rather have another (single) external HD than have to do a restore from all those discs. If you have to restore a single corrupt disc, how easy is it to figure out what files need to be restored? Seems like it makes backup & restore more complicated than it needs to be.Backup HD and 25GB Blu Rays.So what is the BEST way to permanent storage of your photography ?
HD because its relatively cheap and stores a lot.
Blu Ray because it would be EXTREMELY painful if one HD goes down and takes your only copy of 3TB worth of photos with it. With Blu Ray, they are relatively dependable over a short run, and even if one dies, it's only (yes, I know, "only" is a relative term) 25GB, and I have the HD backup to make another Blu Ray from it.
I guess I could do multiple HD's, but where do I stop?
Here, I have not all eggs in one basket, and also a backup of the backup on inexpensive media.
Previous experiences with DVD show that the data is frequently unreadable after only three or four years. Is there any reason to believe that Blu-Ray's will be any better?
Multiple HD's is a far better option, provided they are exercised frequently and replaced regularly.
www.mdisc.com
So what is the BEST way to permanent storage of your photography ?
As mentioned earlier if your image library is measured in hundred of GB or a few TB then discs are going to be extremely cumbersome. I'd sooner replace a single external drive every couple years than a complete set of discs several times a year. On top of the logistics issue, replacing all those discs is going to cost more in the long run. Working with 2 external drives, replacing each one every 3-4 years is far more manageable for someone with a large library.Everyone here talks about hard drives and such but these are short term solution. Only Mdisk offers 1000 years of storage. While not permanent it is way longer than any other media.
Read the website.
http://www.mdisc.com/
I believe hard drive backup to be longer than 5 year at least in my experience, but those are older drives where they did not compact so much data on the disk. It may be higher capacity drives have shorter life
www.mdisc.com
Is there any definitive data on the longevity of home-burned Blu-Ray's?3TB of backup on 25GB DVDs - that's 120 discs. I'd rather have another (single) external HD than have to do a restore from all those discs. If you have to restore a single corrupt disc, how easy is it to figure out what files need to be restored? Seems like it makes backup & restore more complicated than it needs to be.Backup HD and 25GB Blu Rays.So what is the BEST way to permanent storage of your photography ?
HD because its relatively cheap and stores a lot.
Blu Ray because it would be EXTREMELY painful if one HD goes down and takes your only copy of 3TB worth of photos with it. With Blu Ray, they are relatively dependable over a short run, and even if one dies, it's only (yes, I know, "only" is a relative term) 25GB, and I have the HD backup to make another Blu Ray from it.
I guess I could do multiple HD's, but where do I stop?
Here, I have not all eggs in one basket, and also a backup of the backup on inexpensive media.
Previous experiences with DVD show that the data is frequently unreadable after only three or four years. Is there any reason to believe that Blu-Ray's will be any better?
Multiple HD's is a far better option, provided they are exercised frequently and replaced regularly.
You would replace your mdisk backups every 1000 years.As mentioned earlier if your image library is measured in hundred of GB or a few TB then discs are going to be extremely cumbersome. I'd sooner replace a single external drive every couple years than a complete set of discs several times a year.Everyone here talks about hard drives and such but these are short term solution. Only Mdisk offers 1000 years of storage. While not permanent it is way longer than any other media.
Read the website.
http://www.mdisc.com/
I believe hard drive backup to be longer than 5 year at least in my experience, but those are older drives where they did not compact so much data on the disk. It may be higher capacity drives have shorter life
But that is not permanent. If you are talking about a short term solution. I agree, hard drives are one solution.On top of the logistics issue, replacing all those discs is going to cost more in the long run. Working with 2 external drives, replacing each one every 3-4 years is far more manageable for someone with a large library.
Well, once I'm gone I guess it won't matter to me lol. I'm backing up everything, so I'd rather that I only added a dozen or so external drives to the landfill than several hundred discs.With Mdisk but not with a standard bluray.
http://www.mdisc.com/
It depends on how permanent you want it. Hard drive longevity is short.
Using backup of the hard drive to another harddrive then moving those files to another drive periodically will make sure your data stays (but you still have to have backups.
Mdisk allows for much longer time period. 1000 years. I guess you would backup to another mdisk over time or use a hard drive and use mdisk as backup so you have easy access to your date.
Mdisk is 25gb. If you have TBs of data. You are going to have a lot of mdisks but I would say that your most important photos and data for the average person will all fit on a single mdisk. Photographers may need more but in reality, once you die those images will hit the trash can.
I would replace them every time the data changes. No need to keep multiple old backups.You would replace your mdisk backups every 1000 years.As mentioned earlier if your image library is measured in hundred of GB or a few TB then discs are going to be extremely cumbersome. I'd sooner replace a single external drive every couple years than a complete set of discs several times a year.Everyone here talks about hard drives and such but these are short term solution. Only Mdisk offers 1000 years of storage. While not permanent it is way longer than any other media.
Read the website.
http://www.mdisc.com/
I believe hard drive backup to be longer than 5 year at least in my experience, but those are older drives where they did not compact so much data on the disk. It may be higher capacity drives have shorter life
It's not really clear what the OP is asking for. The way the question was written, I got the sense English is not the OP's native language. There was only one follow-up comment from the OP in this thread, and that was merely to confirm that it is for image files. Would be nice if the OP came back to verify what, exactly, he/she is looking for.But that is not permanent. If you are talking about a short term solution. I agree, hard drives are one solution.On top of the logistics issue, replacing all those discs is going to cost more in the long run. Working with 2 external drives, replacing each one every 3-4 years is far more manageable for someone with a large library.
For a photographer. You would look through your raw files. Delete the bad images, make your adjustements to raw then store them to mdisk, and you would have a copy on a hard drive. The hard drive copy would allow quick and easy access to those images. If you need them. If the hard drive becomes corrupt, you go back to mdisk to get only the data that is corrupt.
It is the only permanent solution right now. In other words. The only solution that is not managed (unlike your hard drive solution which someone has to manage it) which someone 1000 years later could open a box and find your hard drive and mdisks. Your mdisks would have your pictures, your hard drive would have probably nothing.
if you are looking for a backup strategy, then hard drives are a good way to go, just not permanent.
Remember, the OP said permanent storage system. A backup strategy is not that.
I am addressing the OP question about permanent. Not a backup strategy. I use the same backup strategy. Hard drives. Because I upgrade computers and can get a 4tb drive for $150, I use hard drives. I don't have to do much backups because I update stuff.Well, once I'm gone I guess it won't matter to me lol. I'm backing up everything, so I'd rather that I only added a dozen or so external drives to the landfill than several hundred discs.With Mdisk but not with a standard bluray.
http://www.mdisc.com/
It depends on how permanent you want it. Hard drive longevity is short.
Using backup of the hard drive to another harddrive then moving those files to another drive periodically will make sure your data stays (but you still have to have backups.
Mdisk allows for much longer time period. 1000 years. I guess you would backup to another mdisk over time or use a hard drive and use mdisk as backup so you have easy access to your date.
Mdisk is 25gb. If you have TBs of data. You are going to have a lot of mdisks but I would say that your most important photos and data for the average person will all fit on a single mdisk. Photographers may need more but in reality, once you die those images will hit the trash can.
You would do an incremental/differential backup to an Mdisk by monitoring how much data has changed, once that data has reached 25gb, then you do another backup. That only includes new data.I would replace them every time the data changes. No need to keep multiple old backups.You would replace your mdisk backups every 1000 years.
Sure it is, and a backup strategy is not permanent using hard drives. This we know for sure.It's not really clear what the OP is asking for.Remember, the OP said permanent storage system. A backup strategy is not that.
Bosko lives in the US, Utah to be exact and english does not get any better than this simple question.The way the question was written, I got the sense English is not the OP's native language.
This is a 2 month old post, he is probably not coming back.There was only one follow-up comment from the OP in this thread, and that was merely to confirm that it is for image files. Would be nice if the OP came back to verify what, exactly, he/she is looking for.
As mentioned in another reply, I'm not sure it's clear what the OP is asking.I am addressing the OP question about permanent.Well, once I'm gone I guess it won't matter to me lol. I'm backing up everything, so I'd rather that I only added a dozen or so external drives to the landfill than several hundred discs.With Mdisk but not with a standard bluray.
http://www.mdisc.com/
It depends on how permanent you want it. Hard drive longevity is short.
Using backup of the hard drive to another harddrive then moving those files to another drive periodically will make sure your data stays (but you still have to have backups.
Mdisk allows for much longer time period. 1000 years. I guess you would backup to another mdisk over time or use a hard drive and use mdisk as backup so you have easy access to your date.
Mdisk is 25gb. If you have TBs of data. You are going to have a lot of mdisks but I would say that your most important photos and data for the average person will all fit on a single mdisk. Photographers may need more but in reality, once you die those images will hit the trash can.
...in which case I go to my redundant backup. Not a problem at all.Not a backup strategy. I use the same backup strategy. Hard drives. Because I upgrade computers and can get a 4tb drive for $150, I use hard drives. I don't have to do much backups because I update stuff.
But if I wanted it permanent, or as permanent is possible now. 1000 years is as good as it gets for the consumer. A $79 bluray burner and a 15pack of 25gb Mdisks at $67 gives you 375gb of long term data storage. I think that is a lot of storage for a long term solution that does not have to be managed. Your hard drive supplies quick access until it fails.