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Re: USB hard drives -- recommendations?

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On Sat, 26 Jan 2019 03:15:37 +0500
"Alexander V. Makartsev" <avbetev@gmail.com> wrote:

> On 26.01.2019 2:28, Celejar wrote:
> > On Sat, 26 Jan 2019 01:09:59 +0500
> > "Alexander V. Makartsev" <avbetev@gmail.com> wrote:
> >
> > ...
> >
> >> If you value your data, my recommendation is to get inexpensive NAS with
> >> iSCSI, like Synology DS218j and run two disks in RAID1 for redundancy.
> >> This decision has many advantages, like:
> >> 1. You still will have your data even in case one drive fails or gets
> >> multiple bad blocks, so that 60Gb Virtual HD image will not turn out to
> >> be a punch card when you will try to use it as a backup.
> > RAID is for uptime, availability, performance - not ensuring the safety
> > of valuable data.
> >
> > https://www.raidisnotabackup.com/
> >
> > Backing up properly is the only way to safeguard valuable data. With
> > proper backups, your data will be safe with or without RAID. Without
> > proper backups, your data will not be safe with or without RAID.
> >
> > Celejar
> >
> >
> Well, James asked for advice on USB disk drive that will be used as
> storage for backups.

Ah, I think I misunderstood somewhat. I interpreted your recommendation
to mean a single copy of the data on the NAS, not that the NAS was a
backup target for data stored primarily somewhere else.

> It may seem like overkill, but I would prefer to be sure that my backups
> are safe and consistent, because there are many ways things could go wrong.
> 
> Speaking of RAID in general, I can see usefulness of URL you provided,
> but only as a guide to fight with "I have RAID, it works, so I can
> forget about it" kind of mentality of inexperienced people.
> Yes, backup is important, but it is also important to be sure that your
> backup will not fail you when you will need it the most, so using RAID
> with proper monitoring and servicing procedures is always better than
> just one drive.

Fair enough.

Celejar

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Thread

USB hard drives -- recommendations? "James H. H. Lampert" <jamesl@touchtonecorp.com> - 2019-01-25 18:30 +0100
  Re: USB hard drives -- recommendations? deloptes <deloptes@gmail.com> - 2019-01-25 19:10 +0100
  Re: USB hard drives -- recommendations? Celejar <celejar@gmail.com> - 2019-01-25 21:10 +0100
    Re: USB hard drives -- recommendations? David Wright <deblis@lionunicorn.co.uk> - 2019-01-25 22:40 +0100
      Re: USB hard drives -- recommendations? Celejar <celejar@gmail.com> - 2019-01-29 04:10 +0100
    Re: USB hard drives -- recommendations? Ken Heard <ken@heard.name> - 2019-02-06 08:50 +0100
  Re: USB hard drives -- recommendations? "Alexander V. Makartsev" <avbetev@gmail.com> - 2019-01-25 21:20 +0100
    Re: USB hard drives -- recommendations? Celejar <celejar@gmail.com> - 2019-01-25 22:30 +0100
      Re: USB hard drives -- recommendations? "Alexander V. Makartsev" <avbetev@gmail.com> - 2019-01-25 23:20 +0100
        Re: USB hard drives -- recommendations? Celejar <celejar@gmail.com> - 2019-01-27 06:00 +0100
  Re: USB hard drives -- recommendations? Peter Ehlert <peter@sdi-baja.com> - 2019-01-26 03:00 +0100
    Re: USB hard drives -- recommendations? Jens Holzhäuser <Jens.Holzhaeuser@gmx.net> - 2019-01-26 04:30 +0100
    Re: USB hard drives -- recommendations? Cindy-Sue Causey <butterflybytes@gmail.com> - 2019-01-26 19:10 +0100
    Re: USB hard drives -- recommendations? local10 <local10@tutanota.com> - 2019-02-03 01:30 +0100
      Re: USB hard drives -- recommendations? Toni Mas i Soler <antomassol@gmail.com> - 2019-02-03 09:10 +0100
      Re: USB hard drives -- recommendations? Curt <curty@free.fr> - 2019-02-03 10:20 +0100
        Re: USB hard drives -- recommendations? Pascal Hambourg <pascal@plouf.fr.eu.org> - 2019-02-03 11:10 +0100
          Re: USB hard drives -- recommendations? "Alexander V. Makartsev" <avbetev@gmail.com> - 2019-02-03 11:30 +0100
            Re: USB hard drives -- recommendations? David Wright <deblis@lionunicorn.co.uk> - 2019-02-03 16:10 +0100
              Re: USB hard drives -- recommendations? "Alexander V. Makartsev" <avbetev@gmail.com> - 2019-02-03 18:40 +0100
            Re: USB hard drives -- recommendations? "James H. H. Lampert" <jamesl@touchtonecorp.com> - 2019-02-03 19:00 +0100
            Re: USB hard drives -- recommendations? Pascal Hambourg <pascal@plouf.fr.eu.org> - 2019-02-03 19:10 +0100
              Re: USB hard drives -- recommendations? "Alexander V. Makartsev" <avbetev@gmail.com> - 2019-02-03 20:10 +0100
                Re: USB hard drives -- recommendations? Pascal Hambourg <pascal@plouf.fr.eu.org> - 2019-02-03 20:30 +0100
                Re: USB hard drives -- recommendations? Michael Stone <mstone@debian.org> - 2019-02-04 18:20 +0100
          Re: USB hard drives -- recommendations? Curt <curty@free.fr> - 2019-02-03 11:40 +0100
          Re: USB hard drives -- recommendations? Joe <joe@jretrading.com> - 2019-02-03 12:50 +0100
  Re: USB hard drives -- recommendations? Stefan Monnier <monnier@iro.umontreal.ca> - 2019-02-06 16:20 +0100

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