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Re: Recommendation: Backup system

From mo <mo777@gmx.net>
Newsgroups linux.debian.user
Subject Re: Recommendation: Backup system
Date 2016-10-01 22:40 +0200
Message-ID <snzeF-5cE-13@gated-at.bofh.it> (permalink)
References <snoVY-6qp-27@gated-at.bofh.it> <snrTP-51-3@gated-at.bofh.it> <snvkK-2zB-35@gated-at.bofh.it>
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Am 01.10.2016 um 18:22 schrieb Gene Heskett:
> On Saturday 01 October 2016 08:40:35 Mark Fletcher wrote:
>
>> On Sat, Oct 01, 2016 at 11:37:31AM +0200, mo wrote:
>>> Hi Debian users :)
>>>
>>> Information:
>>> Distributor ID:	Debian
>>> Description:	Debian GNU/Linux 8.6 (jessie)
>>> Release:	8.6
>>> Codename:	jessie
>>>
>>> As the title say i'm in search for a backup application/system.
>>> Currently i manage my backups with a little script that i wrote...
>>> but it does not really serve my needs anymore.
>>> I want to be able to make backups on my main PC and also on my
>>> server, the backups i would then store on my NAS.
>>>
>>> Make a long story short:
>>> Have you guys a recommendation for me?
>>> Is there a specific application you use for your backups guys?
>>
>> I know Gene is a fan of Amanda, I have it on my list to try it out
>> myself based on positive remarks he has made about it in the past.
>>
>> Mark
>
> Yeppers! It runs in the wee hours of the night here, for an hour or so.
> Currently backing up this machine, and 3 more on my little home network
> here, using its own unique, distribute the nightly load to equalize as
> much a it can given its list of what to back up with nightly backups
> totaling 11 to 14 Gb per night.
>
> When I first started using it, I had a DDS2 changer, but it wasn't very
> dependable, and at only 4Gb per tape, limited what I could do.  About
> the time 500Gb Hd's came out, amanda had worked out a way to use virtual
> tapes on a hard drive, so I converted. That has the advantage that
> should I need to recover something, its random access instead of
> sequential, so I can get back anything I need in just a few minutes,
> most of which is spent studying the recovery docs because I've forgotten
> how to do it. ;-)
>
> With tapes, I could easily be a half a day recovering the same file
> because each level of a backup has to be read from the start of the tape
> until its found.  If I need something whose last good backup was a level
> 3, it would have to back up and find the level0, which is the last full
> backup, then find the level 1 and merge any changes, wash, rinse, and
> repeat.  A hard drive based system can do all that in seconds.

I guess i'm too young for tapes... or let's put it that way: I've never 
used them. (Why would you need tapes at home anyway :D )

> And HD's have become much more dependable than tape, along with the
> methods of warning the user that the drive is failing, and that alone
> beats tape all the way into the trash bin.

True, the oldest HDD here (which is a 500GB drive) is running since 7 
years straight without a problem.

> I was rather worried about the drive I use for amanda's v-tapes when I
> saw almost 3 years ago that smartctl said it had 25 Reallocated sectors.
> It still says 25 10 seconds ago.  That drive, now a 1Tb drive
> as /dev/sdc, now has 58357 Power up hours on it. I don't care what you
> may have paid for a tape library, it cannot survive that long, when this
> HD has done that for a $100 bill at the time I bought it.  And I can put
> this HD in a shirt pocket.  The tape library would need a refrigerator
> rated 2 wheel dolly to move it, and a similar second dolly to move its
> tapes.
>
> Whats not to like?
>
> I've had far more trouble dealing with tar changes as its been updated
> over the years than I've had with amanda itself. All have been fixable
> in a day or two once you can post the breakage on the tar list. amanda
> uses tar to do the bare metal work.  A wrapper for tar in that sense,
> and I then wrap amanda with a bash script that fixes the always a day
> late record keeping that you can add to the v-tape image by making a
> copy of amanda's database and writing it to the V-tape amanda just used,
> so I can lose the main drive and have to start with a new install on a
> fresh drive. With amanda I would install from the repo's on the new
> drive. Its 2 or 3 steps, but in an hours time I can have this working
> wheezy system with all its dross, put back on a new drive.
>
> Cheers, Gene Heskett
>

Thanks for the info Gene ;)

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Thread

Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 11:40 +0200
  Re: Recommendation: Backup system Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 14:50 +0200
    Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 15:10 +0200
    Re: Recommendation: Backup system Gene Heskett <gheskett@shentel.net> - 2016-10-01 18:30 +0200
      Re: Recommendation: Backup system Clive Menzies <clive@clivemenzies.co.uk> - 2016-10-01 18:50 +0200
        Re: Recommendation: Backup system Gene Heskett <gheskett@shentel.net> - 2016-10-01 19:50 +0200
          Re: Recommendation: Backup system Clive Menzies <clive@clivemenzies.co.uk> - 2016-10-01 20:00 +0200
            Re: Recommendation: Backup system Glenn English <ghe2001@gmail.com> - 2016-10-01 22:10 +0200
            Re: Recommendation: Backup system Gene Heskett <gheskett@shentel.net> - 2016-10-02 06:20 +0200
      Re: Recommendation: Backup system Glenn English <ghe2001@gmail.com> - 2016-10-01 22:00 +0200
        Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 22:50 +0200
      Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 22:40 +0200
  Re: Recommendation: Backup system Bob Weber <bobrweber@gmail.com> - 2016-10-01 16:50 +0200
    Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 17:10 +0200
    Re: Recommendation: Backup system Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 17:40 +0200
  Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 17:20 +0200
  Re: Recommendation: Backup system Dan Purgert <dan@djph.net> - 2016-10-01 19:10 +0200
    Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 22:50 +0200
  Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-01 22:50 +0200
    Re: Recommendation: Backup system Bob Weber <bobrweber@gmail.com> - 2016-10-01 23:10 +0200
      Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-02 10:50 +0200
        Re: Recommendation: Backup system rhkramer@gmail.com - 2016-10-02 15:00 +0200
          Re: Recommendation: Backup system Bob Weber <bobrweber@gmail.com> - 2016-10-03 01:20 +0200
    Re: Recommendation: Backup system Dan Purgert <dan@djph.net> - 2016-10-02 03:00 +0200
      Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-02 11:00 +0200
        Re: Recommendation: Backup system Dan Purgert <dan@djph.net> - 2016-10-02 13:10 +0200
          Re: Recommendation: Backup system mo <mo777@gmx.net> - 2016-10-02 14:40 +0200
  Re: Recommendation: Backup system Jonathan Dowland <jmtd@debian.org> - 2016-10-03 11:50 +0200
    Re: Recommendation: Backup system Teemu Likonen <tlikonen@iki.fi> - 2016-10-03 14:40 +0200
      Re: Recommendation: Backup system Markus Grunwald <markus@the-grue.de> - 2016-10-03 14:50 +0200
        Re: Recommendation: Backup system Richard Hector <richard@walnut.gen.nz> - 2016-10-05 04:10 +0200
          Re: Recommendation: Backup system Daniel Bareiro <daniel-listas@gmx.net> - 2016-10-05 05:10 +0200
            Re: Recommendation: Backup system Richard Hector <richard@walnut.gen.nz> - 2016-10-05 23:40 +0200
          Re: Recommendation: Backup system Jonathan Dowland <jmtd@debian.org> - 2016-10-07 12:20 +0200
            Re: Recommendation: Backup system Richard Hector <richard@walnut.gen.nz> - 2016-10-12 12:10 +0200
      Re: Recommendation: Backup system Jonathan Dowland <jmtd@debian.org> - 2016-10-03 17:10 +0200
    Re: Recommendation: Backup system Celejar <celejar@gmail.com> - 2016-10-10 19:30 +0200
      Re: Recommendation: Backup system Jonathan Dowland <jmtd@debian.org> - 2016-10-11 00:00 +0200
        Re: Recommendation: Backup system Dave Thayer <debian1628420.dmthayer@recursor.net> - 2016-10-11 05:40 +0200
  Re: Recommendation: Backup system Jarle Aase <jgaa@jgaa.com> - 2016-10-04 20:50 +0200

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