Re: TM drive full?

From	Jolly Roger <jollyroger@pobox.com>
Newsgroups	comp.sys.mac.system
Subject	Re: TM drive full?
Date	2015-09-18 19:23 +0000
Organization	People for the Ethical Treatment of Pirates
Message-ID	<d636kmF7vh9U1@mid.individual.net> (permalink)
References	<1mawpuq.1tx2r4c1v4hbv0N%RonTheGuy@null.invalid> <1may72v.1664eco1w6mgbN%dempson@actrix.gen.nz> <myh9msca53.fsf@Sunburn.Stanford.EDU>

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On 2015-09-18, Martin Frost me at invalid stanford daht edu <nospam@stanford.edu.invalid> wrote:
> dempson@actrix.gen.nz (David Empson) writes:
>
>> Ron <RonTheGuy@null.invalid> wrote:
>> 
>> > I have a 1-TB USB drive that I use for occasional TM backups. It's split
>> > into four partitions. Backed up the iMac last night; TM displayed a
>> > message that the drive was full, and that it had deleted one or more old
>> > backups to make room for new. I did Get Info on that partition; it had
>> > over 60 GB free; why did TM say it was full? 
>> 
>> TM does an initial estimate of how much space is required for a backup.
>> That estimate is a worst case, based on all folders which contain any
>> changes since the last backup, assuming the previous backup will be
>> retained.
>
> David, are you saying that TM's worst case assumes that all files in
> any changed folder will need to be backed up?

Which would be better:

* Play it safe and make sure you have the maximum amount of
space required, and find out you don't need it all.

* Make sure you have less space than you might need, and find out
mid-backup that you need more space than you have available.

-- 
E-mail sent to this address may be devoured by my ravenous SPAM filter.
I often ignore posts from Google. Use a real news client instead.

JR

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TM drive full? RonTheGuy@null.invalid (Ron) - 2015-09-17 18:57 -0700
  Re: TM drive full? nospam <nospam@nospam.invalid> - 2015-09-17 22:18 -0400
  Re: TM drive full? dempson@actrix.gen.nz (David Empson) - 2015-09-18 14:18 +1200
    Re: TM drive full? RonTheGuy@null.invalid (Ron) - 2015-09-17 20:35 -0700
    Re: TM drive full? Martin Frost me at invalid stanford daht edu <nospam@stanford.edu.invalid> - 2015-09-18 03:08 -0700
      Re: TM drive full? dempson@actrix.gen.nz (David Empson) - 2015-09-18 22:42 +1200
        Re: TM drive full? JF Mezei <jfmezei.spamnot@vaxination.ca> - 2015-09-18 12:21 -0400
          Re: TM drive full? dempson@actrix.gen.nz (David Empson) - 2015-09-19 10:27 +1200
            Re: TM drive full? JF Mezei <jfmezei.spamnot@vaxination.ca> - 2015-09-18 18:58 -0400
              Re: TM drive full? dempson@actrix.gen.nz (David Empson) - 2015-09-19 12:59 +1200
                Re: TM drive full? Barry Margolin <barmar@alum.mit.edu> - 2015-09-18 21:14 -0400
                Re: TM drive full? JF Mezei <jfmezei.spamnot@vaxination.ca> - 2015-09-18 21:20 -0400
                Re: TM drive full? dempson@actrix.gen.nz (David Empson) - 2015-09-19 14:55 +1200
                Re: TM drive full? nospam <nospam@nospam.invalid> - 2015-09-18 22:56 -0400
                Re: TM drive full? Barry Margolin <barmar@alum.mit.edu> - 2015-09-19 17:04 -0400
                Re: TM drive full? nospam <nospam@nospam.invalid> - 2015-09-19 17:24 -0400
                Re: TM drive full? Barry Margolin <barmar@alum.mit.edu> - 2015-09-19 22:08 -0400
                Re: TM drive full? nospam <nospam@nospam.invalid> - 2015-09-19 22:14 -0400
                Re: TM drive full? Jolly Roger <jollyroger@pobox.com> - 2015-09-19 01:21 +0000
                Re: TM drive full? dempson@actrix.gen.nz (David Empson) - 2015-09-19 14:55 +1200
                Re: TM drive full? Jolly Roger <jollyroger@pobox.com> - 2015-09-19 03:50 +0000
      Re: TM drive full? Jolly Roger <jollyroger@pobox.com> - 2015-09-18 19:23 +0000

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