On Tue, 2013-07-16 at 14:03 -0600, Glenn English wrote:
> I can't imagine how many studios and artists have lost their masters...
We had this issue with BASF video tapes in the 80s. In the VTR room at
least two machines were running the whole day, just to copy the tapes
that were not completely lo
On Jul 16, 2013, at 12:14 PM, Ralf Mardorf wrote:
> The bigger issue would be to have good backup tapes, but a broken drive and
> not to get a new drive anymore ;).
Very correct. I've spent some 50 years dealing with analog audio tape, and a
few with digital tape. And like the earlier poster s
On Tue, 16 Jul 2013 19:10:57 +0200, Glenn English wrote:
On Jul 16, 2013, at 12:53 AM, Chris Bannister wrote:
Have a look at:
http://en.wikipedia.org/wiki/Linear_Tape-Open
Been there, done that. They're lovely. But as best I remember, LTO
didn't exist (or it was preposterously expensive)
On Jul 16, 2013, at 12:53 AM, Chris Bannister wrote:
> Have a look at:
> http://en.wikipedia.org/wiki/Linear_Tape-Open
Been there, done that. They're lovely. But as best I remember, LTO didn't exist
(or it was preposterously expensive) 10 or 12 years ago, when I was looking for
what I would co
On 7/16/2013 4:30 AM, Ralf Mardorf wrote:
On Tue, 2013-07-16 at 18:53 +1200, Chris Bannister wrote:
Have a look at:
http://en.wikipedia.org/wiki/Linear_Tape-Open
I read this already when the thread started.
Regarding to cassette tapes of what kind ever, I only have good
experiences with
- pro
On Tue, 2013-07-16 at 18:53 +1200, Chris Bannister wrote:
> Have a look at:
> http://en.wikipedia.org/wiki/Linear_Tape-Open
I read this already when the thread started.
Regarding to cassette tapes of what kind ever, I only have good
experiences with
- professional video recorders
- professional
On Sat, Jul 13, 2013 at 09:27:51PM +0200, Ralf Mardorf wrote:
> On Sat, 2013-07-13 at 12:18 -0600, Glenn English wrote:
> > On Jul 13, 2013, at 3:08 AM, Ralf Mardorf wrote:
> >
> > > I'm interested in experiences of others. In my experience CDs and DVDs
> > > more likely will fail, than HDDs do.
>
Am 12.07.2013 um 15:43 schrieb Ralf Mardorf:
CDs, DVDs and USB sticks etc. aren't safe medias. I guess we all
experienced that data is less safe on those medias.
Never experienced data loss with USB or SD-cards. The most common
problem are users not using "safely remove". Another is ignor
On Sat, 2013-07-13 at 21:54 +0100, Dom wrote:
> > No wrecked DLT tapes?
>
> A couple caused by faulty old drives.
It's the same for DAT. A faulty old DVDRAM drive usually doesn't damage
the DVDRAMs.
> A few out of several hundred. I've had worse failure rates from other media.
The same as for D
On 13/07/13 21:17, Ralf Mardorf wrote:
On Sat, 2013-07-13 at 20:58 +0100, Dom wrote:
DLT has a single spool in the cart (the other being in the drive), a
fast moving tape and stationary read/write head. The tapes are also
much bigger and wider. I've found them to be very reliable over the
years.
On Jul 13, 2013, at 1:27 PM, Ralf Mardorf wrote:
> Spaghettied tapes are a common issue for DAT, since DDS is the
> same I won't trust it and I suspect DLT doesn't differ much.
Yes, it does. DLT is quite different from DDS -- it's not a helical system like
VHS and DDS. It has several tracks on
On Sat, 2013-07-13 at 20:58 +0100, Dom wrote:
> DLT has a single spool in the cart (the other being in the drive), a
> fast moving tape and stationary read/write head. The tapes are also
> much bigger and wider. I've found them to be very reliable over the
> years.
Thank you, I already have seen
On 13/07/13 20:27, Ralf Mardorf wrote:
On Sat, 2013-07-13 at 12:18 -0600, Glenn English wrote:
On Jul 13, 2013, at 3:08 AM, Ralf Mardorf wrote:
I'm interested in experiences of others. In my experience CDs and DVDs
more likely will fail, than HDDs do.
My 10 DLT tapes
I don't know DLT, but
On Sat, 2013-07-13 at 20:56 +0200, Hans-J. Ullrich wrote:
> Harddrives are cheap now, but as Ralf already mentioned, if they fall
> down, you get a brick.
It wasn't me, I'm using an USB drive, I just removed gvfs to avoid
spinning down and up again and again, when the drive is connected and
most o
On Sat, 2013-07-13 at 12:18 -0600, Glenn English wrote:
> On Jul 13, 2013, at 3:08 AM, Ralf Mardorf wrote:
>
> > I'm interested in experiences of others. In my experience CDs and DVDs
> > more likely will fail, than HDDs do.
>
> My 10 DLT tapes
I don't know DLT, but many people I know and myself
Huh, and I forgot to mention "back-in-time". Based on rsync, nice tool, and
there is a debian package available.
Hans
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> This seems not to be a solution for most of us.
>
> Regards,
> Ralf
Yeah, it was just an idea. :) However, for backup purposes, my solutions are
the following:
Solution 1:
If you have another server available, use rsync and make two copies. First
one, just copy all files to a folder on the
On Jul 13, 2013, at 3:08 AM, Ralf Mardorf wrote:
> I'm interested in experiences of others. In my experience CDs and DVDs
> more likely will fail, than HDDs do.
My 10 DLT tapes have had no failures in 10+ years. And they don't seem to care
much about being dropped (on a carpeted floor; I haven'
Thank you Hans,
nice information to learn something new :), but I suspect they don't
make sense for home usage.
On Sat, 2013-07-13 at 17:26 +0200, Hans-J. Ullrich wrote:
> Worms look like DVD's, its capacity is about 10GB. Those are used by some
> German government to store important data like p
Am Samstag, 13. Juli 2013 schrieb Ralf Mardorf:
> I forgot to mention that we experience floppy disks as very reliable,
> but useless for data of modern computers, because of the low amount of
> data that can be stored.
Don't know, if these are already mentionened. There are Datadisks called
"wor
I forgot to mention that we experience floppy disks as very reliable,
but useless for data of modern computers, because of the low amount of
data that can be stored.
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On Sat, 2013-07-13 at 04:42 -0400, Gary Dale wrote:
> Drives are subject to mechanical wear and electrical failure. They can
> fail even when not being used because bearings can stick, etc.. Drop
> one and it may become a paperweight.
>
> I don't even trust HDs in my computer, which is why I only
On 13/07/13 04:12 AM, Ralf Mardorf wrote:
On Sat, 2013-07-13 at 04:04 -0400, Gary Dale wrote:
However it's a lot easier to make multiple copies of a
disc than it is to make multiple copies of a tape or hard disk drive.
Duplicating by e.g.
cp -pr hard_disk_1 hard_disk_2
IMO is easier and fast
On Sat, 2013-07-13 at 04:04 -0400, Gary Dale wrote:
> However it's a lot easier to make multiple copies of a
> disc than it is to make multiple copies of a tape or hard disk drive.
Duplicating by e.g.
cp -pr hard_disk_1 hard_disk_2
IMO is easier and faster than split and burn a CD or DVD. A har
On 13/07/13 01:53 AM, Ralf Mardorf wrote:
On Sat, 2013-07-13 at 09:06 +1000, Charlie wrote:
I think it's a lot about where you store them that affects their
lifespan?
Correct but even some that were in the sunlight for around 10 years here
still are ok, OTOH some that were protected are broken
On Sat, 2013-07-13 at 09:06 +1000, Charlie wrote:
> I think it's a lot about where you store them that affects their
> lifespan?
Correct but even some that were in the sunlight for around 10 years here
still are ok, OTOH some that were protected are broken after a few
weeks. CD and DVD aren't good
On Fri, 12 Jul 2013 12:57:33 -0400 (EDT) "Rob Owens row...@ptd.net"
sent this:
>- Original Message -
>> From: "Gary Dale"
>>
>> Good point about the use of FLAC instead of ogg. However, I wouldn't
>> advise a USB hard drive for backup. The problem is that they are
>> prone
>> t
On Fri, 2013-07-12 at 12:57 -0400, Rob Owens wrote:
> A friend of mine told me once that his company had archived some
> customer data on CD-R, but years later they found that the CDs were
> de-laminating.
Not for CDs, here they are borked without such an issue after a short
period.
In the 80s I
Hahaha :D
The more backups the better.
If you use GNOME or XFCE + an external USB device that does fulfill the
EU regulations, then
- disconnect the drive when it isn't needed
- remove gvfs, so the drive won't spin down and up again and again
_home solutions_ are _home solutions_ are _home solu
- Original Message -
> From: "Gary Dale"
>
> Good point about the use of FLAC instead of ogg. However, I wouldn't
> advise a USB hard drive for backup. The problem is that they are
> prone
> to failure (as is any mechanical system), are expensive, and you need
> multiple drives to have an
On 12/07/13 12:29 PM, Rob Owens wrote:
- Original Message -
From: "Intense Red"
Okay, here's a different backup software question.
The scenario: Call me weird, but I buy plastic CDs and refuse to
buy
"electronic" music. I tediously rip my CDs to Ogg files and store
them on my
f
On Fri, 2013-07-12 at 12:29 -0400, Rob Owens wrote:
> But keep in mind that you don't have a "true" backup of those music
> CDs unless you're encoding them in a lossless format such as flac.
+1 Even if double-blind-tests should show that losses shouldn't be
needed, the main argument is "just in ca
On 12/07/13 12:05 PM, Ralf Mardorf wrote:
On Fri, 2013-07-12 at 11:34 -0400, Gary Dale wrote:
On 12/07/13 09:43 AM, Ralf Mardorf wrote:
On Fri, 2013-07-12 at 14:26 +0200, Helmut Wollmersdorfer wrote:
Am 12.07.2013 um 11:50 schrieb Ralf Mardorf:
OT: DVDs aren't safe medias for backups.
Hmm
- Original Message -
> From: "Intense Red"
>
> Okay, here's a different backup software question.
>
>The scenario: Call me weird, but I buy plastic CDs and refuse to
>buy
> "electronic" music. I tediously rip my CDs to Ogg files and store
> them on my
> file server. (The CDs go i
On Fri, 2013-07-12 at 11:34 -0400, Gary Dale wrote:
> On 12/07/13 09:43 AM, Ralf Mardorf wrote:
> > On Fri, 2013-07-12 at 14:26 +0200, Helmut Wollmersdorfer wrote:
> >> Am 12.07.2013 um 11:50 schrieb Ralf Mardorf:
> >>
> >>> OT: DVDs aren't safe medias for backups.
> >>
> >> Hmm ... How safe is saf
On 12/07/13 09:43 AM, Ralf Mardorf wrote:
On Fri, 2013-07-12 at 14:26 +0200, Helmut Wollmersdorfer wrote:
Am 12.07.2013 um 11:50 schrieb Ralf Mardorf:
OT: DVDs aren't safe medias for backups.
Hmm ... How safe is safe for backup?
At home I rsync to an external SATA disk with 1 TB.
And for m
On Fri, 2013-07-12 at 14:26 +0200, Helmut Wollmersdorfer wrote:
> Am 12.07.2013 um 11:50 schrieb Ralf Mardorf:
>
> > OT: DVDs aren't safe medias for backups.
>
> Hmm ... How safe is safe for backup?
>
> At home I rsync to an external SATA disk with 1 TB.
>
> And for musik, foto etc. I have 4 ex
Am 12.07.2013 um 11:50 schrieb Ralf Mardorf:
OT: DVDs aren't safe medias for backups.
Hmm ... How safe is safe for backup?
At home I rsync to an external SATA disk with 1 TB.
And for musik, foto etc. I have 4 external USB-HDDs, each 0.5 - 1 TB.
Burning DVDs is too much work.
Helmut Wollme
OT: DVDs aren't safe medias for backups.
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Intense Red [2013-07-11 23:54:04 -04:00] wrote:
> Is there any "copy" program that would logically copy/backup to a DVD
> and use some intelligence to copy/backup the files so that the DVDs
> get filled up?
Not exactly what you imagined but maybe consider "dar" too. It's like
"tar" but more conve
On 7/12/13, Zenaan Harkness wrote:
> On 7/12/13, Intense Red wrote:
>>Okay, here's a different backup software question.
> ...
> audio files etc
> ...
>>Does anyone have a suggestion for a "smart copy" program that will
>> logically copy portions of a subdirectory tree in 4.4GB "chunks"?
Intense Red grabbed a keyboard and wrote:
>Okay, here's a different backup software question.
>
>The scenario: Call me weird, but I buy plastic CDs and refuse to buy
> "electronic" music. I tediously rip my CDs to Ogg files and store them on my
> file server. (The CDs go into the basemen
On 7/12/13, Intense Red wrote:
>Okay, here's a different backup software question.
...
audio files etc
...
>Does anyone have a suggestion for a "smart copy" program that will
> logically copy portions of a subdirectory tree in 4.4GB "chunks"? TIA.
jigdo
And see also JTE, at http://www.ei
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