[comp.sys.mac.misc] Backup to Syquest?

jr@amanue.UUCP (Jim Rosenberg) (10/07/90)

Those of you who have Syquest 45M removeable drives, what software are you
using to do your backups?  Maybe I'm wrong but it seems as though most
backup programs seem to assume the receiving medium is either floppy or tape.
I'm looking for a *very simple* program that will copy to another drive all
files changed since some given reference time -- such as the time-stamp of
a given file -- and place them in a folder with the same pathname as the
folder where they currently reside.  I'm used to UNIX where you can whip out
shell scripts to do this sort of thing in minutes.

Sorry if this is one of those FrequentlyAskedQuestions ...
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cckweiss@castor (10/08/90)

Someone asks what backup software to use with a Syquest removable hard
disk.

I use a sophisticated backup software package from Apple Computer called
the Finder. Just make sure you're not in Multifinder (lest you get a
'Finder out of memory' message) lasso 40 Megs of stuff, and drag it over
to the Syquest.

There is an overwhelming advantage to using this strategy as opposed to
a file-splitting or compressing dedicated backup program. When do you
need a backup? When your hard drive dies! When my Quantum 105 had to go
away for replacement, I ran my business for three weeks directly off my
Syquest backups. If you use a Finder copy to back up your files, you
have direct access to them, on a 20ms hard disk. All I had to do was
install Systems onto all my carts, and do a bit of data file swapping
via HD floppies, and I could work almost as easily as if my Q105 was
still there.

Ken Weiss
krweiss@ucdavis.edu

tw@Atherton.COM (Tw Cook) (10/09/90)

In article <486@amanue.UUCP> jr@amanue.UUCP (Jim Rosenberg) writes:
> Those of you who have Syquest 45M removeable drives, what software are 
you
> using to do your backups? ...

I use DiskFit; it works quite well. At work I have a IIci with 80mb 
Quantum internal and a DataFrame XP100 partitioned into two ~40mb and 1 
10mb chuncks, backed up to a Mass Micro DataPakIIcx.  To back up the 40mb 
partitions, it is smart enough to give you the option of producing an 
exact duplicate (rather than its normal behaviour of backup to multiple 
volumes). Speed is quite good, for both duplicate and standard backup.  At 
home I have a II with an 80mb Quantum and a Mass Micro DataPak; I use 
DiskFit there too.  The best thing is that when I'm not busy backing stuff 
up, I have a cartridge that I carry with me so that I have my working set 
of stuff along whether I'm at home or work; I've found that the Syquest 
mechanism is fast enough that I can stand just working directly off it.

steve@violet.berkeley.edu (Steve Goldfield) (10/09/90)

In article <8807@aggie.ucdavis.edu> cckweiss@castor.ucdavis.edu () writes:
#>Someone asks what backup software to use with a Syquest removable hard
#>disk.
#>
#>I use a sophisticated backup software package from Apple Computer called
#>the Finder. Just make sure you're not in Multifinder (lest you get a
#>'Finder out of memory' message) lasso 40 Megs of stuff, and drag it over
#>to the Syquest.
#>
#>There is an overwhelming advantage to using this strategy as opposed to
#>a file-splitting or compressing dedicated backup program. When do you
#>need a backup? When your hard drive dies! When my Quantum 105 had to go
#>away for replacement, I ran my business for three weeks directly off my
#>Syquest backups. If you use a Finder copy to back up your files, you
#>have direct access to them, on a 20ms hard disk. All I had to do was
#>install Systems onto all my carts, and do a bit of data file swapping
#>via HD floppies, and I could work almost as easily as if my Q105 was
#>still there.
#>
#>Ken Weiss
#>krweiss@ucdavis.edu


Your idea sounds good, but ... I tried copying my hard disk
onto my Syquest by dragging the icon as you suggest. I
have a lot of files on my hard disk, and the system refused
to copy such a large number. I'm assuming that once I get
it back (unfortunately, my DPI removable died the first day),
I'll use backup software to do the backup. The other advantage
of backup software is that it only backs up new files and
files that have been changed, leaving previous backups unchanged.

Steve Goldfield
College of Engineering
UC Berkeley

peirce@outpost.UUCP (Michael Peirce) (10/10/90)

In article <1990Oct8.200807.9993@agate.berkeley.edu>, steve@violet.berkeley.edu (Steve Goldfield) writes:
> 
> 
> Your idea sounds good, but ... I tried copying my hard disk
> onto my Syquest by dragging the icon as you suggest. I
> have a lot of files on my hard disk, and the system refused
> to copy such a large number. I'm assuming that once I get
> it back (unfortunately, my DPI removable died the first day),
> I'll use backup software to do the backup. The other advantage
> of backup software is that it only backs up new files and
> files that have been changed, leaving previous backups unchanged.
> 
> Steve Goldfield
> College of Engineering
> UC Berkeley

Increase the amount of memory the Finder has allocated to in MultiFinder
(using Get Info).

-- michael


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jbr@key.COM (Jeff Rubin) (10/11/90)

I use Redux from Microseeds to back up to SyQuest cartridges.  It is clever
enough to determine that the backup medium can support a finder-like copy
of your files and then gives you the option to do so.  If you do this, then
you really do use the finder to do a restore.  Redux allows you a fair
degree of control over what you want backed up.  It is very easy to set it
up to do incremental backups (copies).  I find it much more pleasant than
copying the entire hard disk or set of folders with the finder.

-- Jeff

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