Archived posting to the Leica Users Group, 2012/12/15

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Subject: [Leica] Tape backup?
From: john.nebel at csdco.com (John Nebel)
Date: Sat, 15 Dec 2012 07:26:14 -0700
References: <CAF8hL-H8e_3mP2ctTZGxg1Yc0GGM-uRmD5OUS2qgjCKQ3Dhpww@mail.gmail.com> <50CC8116.7030204@csdco.com> <CAF8hL-GSM29tvoq97HBM03BVgD2CHiPOQutGBzVFCgjW3xwahA@mail.gmail.com>

Richard,

You are right, photo files don't compress very well as they already are 
pretty dense, unlike traditional data which has recognizable repetitions.

John

On 12/15/12 7:17 AM, Richard Man wrote:
> Thanks John, I was actually looking at lto3 for lower cost. Using multiple
> tapes is not a problem since the SW knows how to deal with it.
>
> BTW, when they say compressed, does it apply to already compressed files
> such as JPG? So I would be looking no gain in the "compressed" space.
>
>
> On Sat, Dec 15, 2012 at 5:54 AM, John Nebel <john.nebel at csdco.com> 
> wrote:
>
>> Yes, lto5. lto6 is still a little expensive. I think you have the correct
>> price for an SAS drive from ebay, tapes (1.5TB native 3TB compressed) may
>> be a bit cheaper than you wrote.
>>
>> John
>>
>>
>> On 12/15/12 6:30 AM, Richard Man wrote:
>>
>>> Well one of my 2TB drive in the back up system just gave up the ghost.
>>>
>>> I have ~2TB of images right now, and sure to grow
>>>
>>> I know there were a few discussions on back up systems for photos, but I
>>> don't think tape back up got much attention. Anyone using it?
>>>
>>> I am more or less down to choosing between tape back up or Amazon 
>>> Glacier.
>>>
>>> The nice thing about Glacier is that it is entirely offsite. The major
>>> downside is that while it is much cheaper than other online storage, at
>>> $0.01 per GB per month, with 2TB of data, that's still $240 per year and
>>> will be more as I take more photos.
>>>
>>> The nice thing about tape is that it is cheap enough ($60-$100 per 2 TB)
>>> that I can make at least one duplicate copy. The downside is that the
>>> initial equipment purchase costs $1300-$1800 (and up) and I will have to
>>> find an offsite solution.
>>>
>>> The default is to continue with hard drive back up. The major problem is
>>> reliability. For business data, I have a a RAID netstation and multiple
>>> back up on different systems, but for photos, doing the same is just not
>>> fiscally viable.
>>>
>>> Any thoughts?
>>>
>>>
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>> Leica Users Group.
>> See 
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>>  more information
>>
>
>
>


In reply to: Message from richard at richardmanphoto.com (Richard Man) ([Leica] Tape backup?)
Message from john.nebel at csdco.com (John Nebel) ([Leica] Tape backup?)
Message from richard at richardmanphoto.com (Richard Man) ([Leica] Tape backup?)