Time Machine NAS RAID

Goal: large, reliable Time Machine back-up.

(No purpose: archiving.) I do that separately on optical carriers per year, double copies, which goes off site. I understand that optical media can degenerate over time - even if some are marketed as "of archive-quality" - and therefore based on a cloud of archiving is the way to go but for now he takes too much bandwidth and I'm worried about security. I recently got a burner external blu - ray: exceptional.)

Question: can I use RAID for Time Machine if I connect by USB directly on my computer?

Issue 1: reliability external drive. This has happened twice that I bought a property, brand, large external hard drive and was prematurely fail at a difficult time. My local computer guru said "it happens" and is "unpredictable" and just buy a new one, most won't. Or, for better quality, get a NAS - network attached storage that can be attached, they have the temperature control, mine is a RAID 2 discs, so there is that the degree of redundancy - but not, I learn, protect against a corrupt Time Machine backup and that can happen, or power increases (although it is on a high-tech power bar) , or theft, etc.

Problem 2: using NAS, which I connected to a Terminal Airport Express via an Ethernet cable - if connected to the computer by WiFi - the Time Machine backup becomes a "sparsebundle" (set of files, in fact), encrypted file with password (?) drive access. However, this was work and I did a full restore of your data (no 'system') the other day with Migration Wizard when I got a new hard drive installed in my old iMac (also upgraded at the time of 10.9 to 10.11). It took over all night, but the wonder of wonders, it chugged along and finished and seems fine. (I have not checked tens of thousands of files individually!)

(My SIN explicitly supports Time Machine, and I checked that box in the configuration of the SIN, and it seemed to work.) I didn't have to leave the mounted drive. Time Machine found hourly and used invisibly in the background.)

Problem 3: I have rename my hard drives for some reason any and do not remember quite what its name was. I wonder if this is part of my problem (read more). But there is a method in Time Machine to 'Browse other discs of backup. " I was looking for a file that I kept outside my usual login "user" and so had not been returned when I used Migration Assistant for data recovery only.

However, when I do this, then nothing is there. I've learned that sometimes, with an encrypted sparsebundle, wireless backup, you will have to let Time Machine sit for a few minutes before the back-ups start to appear, but now, with my new hard drive (with a new name) and the new version of the OS, there is simply nothing; just 'today' that shows only my current hard drive status. Obviously, there was something, or Migration Assistant wouldn't have worked, but during the inspection of the backup via Time Machine, the file seems to be here (whatever_my_computer - name_was.sparsebundle), but it is empty.

If I just try to navigate in the Finder to the sparsebundle NAS Time Machine, I can find it but not to open it. Double click: nothing happens. It is not that I forgot to connection settings, this is what it do not ask me for them.

This happened to me twice and the first time was the day after archiving (luck and good planning) and I thought that it is a kind suddenly lucky, but now it happened again.

So, I tried a bit of searching and not found a clear answer to my question above. I do not see these links:

TEM http://www.petemarovichimages.com/2013/11/24/Never-use-a-RAID-As-Your-Backup-sys.

https://support.Apple.com/en-CA/HT201250

https://discussions.Apple.com/thread/3837784?start=0 & tstart = 0

https://discussions.Apple.com/thread/7448896?start=0 & tstart = 0

https://discussions.Apple.com/thread/5849068?TSTART=0

Of them, it seems that a NAS that has an explicit ability to Time Machine might work (mine did), but is not fully functional, not approved by Apple and is completely unpredictable. My limits are described above. (I work around them).

However, moving forward: I have this RAID 2 discs sitting around, seemingly more reliable than a drive external non-temperature controlled, and I wonder about the connection by USB directly on my computer. What is the downside of this? That is my question. Who will 'normally' work as a Time Machine backup external drive?

Another option is to get two large external hard drives and the value of Time Machine to switch between the two. I have not tried, but apparently it was possible for the last iterations little Mac OS X.

I have important data that requires careful management.

Thank you all,

Charles

I use a direct attached Drobo (it is a very easy to use RAID device).

I've always had problems with Time Machine on the network, so I stopped using it in this way. I've never had problems with the TimeMachine and direct-attached storage.

With the Drobo if a disk goes bad, I buy a replacement and hot it swap for the failed drive.

Tags: Mac OS & System Software

Similar Questions

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    If you want to use a NAS for backup, you can consider Carbon Copy Cloner as alternative

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    16/01/11 06:50 - next day morning and it's up to 23,76 GB and the goal is now to 26.13 GB

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    A device third-party network attached storage (NAS) or a router is unsuitable for use with Time Machine, especially if it's your only backup. I know that's not what you want to hear. I know that Time Machine accepts the device as a backup destination. I know that the manufacturer says the device will work with Time Machine, and I also know that it usually seems to work. Except when you are trying to restore and find that you can't.

    Apple has published a specification for network devices that works with Time Machine. No third party provider, AFAIK, does meet this specification. They all use the application of Netatalk incomplete, obsolete Apple Filing Protocol.

    Apple does not endorse any device third-party network for use with Time Machine. See this support article.

    Network backup, use as destination an Apple Time Capsule or an external storage device connected to another Mac or a 802.11ac AirPort base station. Only 802.11ac base stations support time Machine, not older model.

    Otherwise, use Time Machine at all. There are other ways to save, although none of them are nowhere near as effective or as well integrated with OS X. I don't have a specific recommendation.

    If you are determined to continue to use the device with Time Machine, your only remedy for any resulting problem is the manufacturer (who will blame Apple, neither you nor anyone else but herself.)

  • Time machine no longer works after update to Mac OS Sierra

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    Hi Dr. freon!

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    I have the same problem. I found this,

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