Re: [sot] file times / file metadata

From	Ian Collins <ian-news@hotmail.com>
Newsgroups	comp.lang.c
Subject	Re: [sot] file times / file metadata
Date	2017-11-24 08:28 +1300
Message-ID	<f7olqiF1omrU9@mid.individual.net> (permalink)
References	(7 earlier) <ov42r7$ie0$1@dont-email.me> <626274f7-ae91-4eab-9e55-cae6facbcd5d@googlegroups.com> <ov4l1f$v6e$1@jstuckle.eternal-september.org> <f7n2gbF1omrU5@mid.individual.net> <ov76it$jv2$2@jstuckle.eternal-september.org>

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On 11/24/2017 08:12 AM, Jerry Stuckle wrote:
> On 11/22/2017 11:52 PM, Ian Collins wrote:
>> On 11/23/2017 09:01 AM, Jerry Stuckle wrote:
>>
>>>
>>> You've got it.  If you make a copy of something, the copy should still
>>> exist when the original is destroyed - i.e. the disk is reformatted or
>>> whatever.  David's "copy" does not do that.
>>
>> If you take a snapshot (with ZFS) and delete the original file, the
>> "copy" in the snapshot is still there.
>>
> 
> And how do you "take a snapshot" without reading the file?

zfs snapshot filesystem@name

> What happens if you reformat the disk the original file is on?

The same thing that happens if you made a local copy?

-- 
Ian.

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[sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-21 11:50 -0800
  Re: [sot] file times / file metadata "Pascal J. Bourguignon" <pjb@informatimago.com> - 2017-11-21 21:05 +0100
    Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-22 09:15 +1300
    Re: [sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-21 12:23 -0800
      Re: [sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-21 12:42 -0800
        Re: [sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-21 13:01 -0800
        Re: [sot] file times / file metadata "Pascal J. Bourguignon" <pjb@informatimago.com> - 2017-11-21 22:04 +0100
          Re: [sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-21 13:17 -0800
          Re: [sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-21 13:22 -0800
            Re: [sot] file times / file metadata "Pascal J. Bourguignon" <pjb@informatimago.com> - 2017-11-21 23:23 +0100
              Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-22 11:34 +1300
              Re: [sot] file times / file metadata Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2017-11-21 17:34 -0500
              Re: [sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-21 16:16 -0800
                Re: [sot] file times / file metadata "Pascal J. Bourguignon" <pjb@informatimago.com> - 2017-11-22 01:44 +0100
                Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-22 14:10 +1300
                Re: [sot] file times / file metadata gordonb.eiy78@burditt.org (Gordon Burditt) - 2017-11-28 01:55 -0600
          Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-22 11:07 +0100
            Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-22 09:13 -0500
              Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-22 15:50 +0100
                Re: [sot] file times / file metadata jameskuyper@verizon.net - 2017-11-22 07:08 -0800
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-22 16:22 +0100
                Re: [sot] file times / file metadata bartc <bc@freeuk.com> - 2017-11-22 15:37 +0000
                Re: [sot] file times / file metadata bartc <bc@freeuk.com> - 2017-11-22 15:43 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-22 15:01 -0500
                Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-23 17:52 +1300
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-23 14:12 -0500
                Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-24 08:28 +1300
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-24 08:52 -0500
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-23 09:39 +0100
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-23 14:17 -0500
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-11-28 16:44 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-28 14:23 -0500
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-11-28 19:35 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-30 15:54 -0500
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-11-30 21:43 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-04 11:42 -0500
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-12-04 19:35 +0000
                Re: [sot] file times / file metadata Keith Thompson <kst-u@mib.org> - 2017-12-04 11:53 -0800
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-12-04 20:11 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-04 15:03 -0500
                Re: [sot] file times / file metadata scott@slp53.sl.home (Scott Lurndal) - 2017-11-28 19:42 +0000
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-11-28 20:13 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-30 15:57 -0500
                Re: [sot] file times / file metadata scott@slp53.sl.home (Scott Lurndal) - 2017-11-30 21:17 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-04 11:56 -0500
                Re: [sot] file times / file metadata scott@slp53.sl.home (Scott Lurndal) - 2017-12-04 18:36 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-04 15:07 -0500
                Re: [sot] file times / file metadata scott@slp53.sl.home (Scott Lurndal) - 2017-12-04 22:27 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-04 17:57 -0500
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-12-05 08:50 +0100
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-05 08:49 -0500
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-12-05 15:17 +0100
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-05 16:32 -0500
                Re: [sot] file times / file metadata scott@slp53.sl.home (Scott Lurndal) - 2017-12-05 15:29 +0000
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-12-05 16:37 -0500
                Re: [sot] file times / file metadata jameskuyper@verizon.net - 2017-11-28 09:35 -0800
                Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-29 08:24 +1300
                Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-29 08:27 +1300
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-28 14:29 -0500
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-29 09:51 +0100
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-30 15:59 -0500
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-29 10:00 +0100
                Re: [sot] file times / file metadata "James R. Kuyper" <jameskuyper@verizon.net> - 2017-11-29 09:11 -0500
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-29 15:28 +0100
                Re: [sot] file times / file metadata "James R. Kuyper" <jameskuyper@verizon.net> - 2017-11-29 11:32 -0500
                Re: [sot] file times / file metadata James Kuyper <jameskuyper@verizon.net> - 2017-11-23 15:05 -0500
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-24 10:20 +0100
                Re: [sot] file times / file metadata Jerry Stuckle <jstucklex@attglobal.net> - 2017-11-24 09:05 -0500
                Re: [sot] file times / file metadata Robert Wessel <robertwessel2@yahoo.com> - 2017-11-24 22:50 -0600
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-11-28 16:59 +0000
                Re: [sot] file times / file metadata Ian Collins <ian-news@hotmail.com> - 2017-11-29 08:26 +1300
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-29 10:10 +0100
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-11-29 21:01 +0000
                Re: [sot] file times / file metadata David Brown <david.brown@hesbynett.no> - 2017-11-29 23:13 +0100
                Re: [sot] file times / file metadata cross@spitfire.i.gajendra.net (Dan Cross) - 2017-11-30 17:26 +0000
              Re: [sot] file times / file metadata fir <profesor.fir@gmail.com> - 2017-11-22 08:00 -0800
              Re: [sot] file times / file metadata "Pascal J. Bourguignon" <pjb@informatimago.com> - 2017-11-22 17:11 +0100
            Re: [sot] file times / file metadata "Pascal J. Bourguignon" <pjb@informatimago.com> - 2017-11-22 16:51 +0100
              Re: [sot] file times / file metadata scott@slp53.sl.home (Scott Lurndal) - 2017-11-22 16:36 +0000

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