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Re: Can't Eject a Volume

From Lewis <g.kreme@gmail.com.dontsendmecopies>
Newsgroups comp.sys.mac.system
Subject Re: Can't Eject a Volume
Date 2014-02-22 17:00 +0000
Organization Miskatonic U
Message-ID <slrnlghltc.1l3f.g.kreme@oswin.local> (permalink)
References (5 earlier) <bmpf4dF1uueU2@mid.individual.net> <210220141307413164%nospam@nospam.invalid> <frydnZ7hS4i0fJrOnZ2dnUVZ_r2dnZ2d@giganews.com> <220220140029176881%nospam@nospam.invalid> <JLSdnQC9T8meIZXOnZ2dnUVZ_tudnZ2d@giganews.com>

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In message <JLSdnQC9T8meIZXOnZ2dnUVZ_tudnZ2d@giganews.com> 
  Alan Browne <alan.browne@FreelunchVideotron.ca> wrote:
> On 2014.02.22, 00:29 , nospam wrote:
>> In article <frydnZ7hS4i0fJrOnZ2dnUVZ_r2dnZ2d@giganews.com>, Alan Browne
>> <alan.browne@FreelunchVideotron.ca> wrote:
>>
>>>>> To expand on this, force quitting an application can cause any file that
>>>>> the application currently has open to become corrupt, since it does not
>>>>> give the application a chance to finish updating the file in question
>>>>> and close it before quitting. Applications may have their own preference
>>>>> files open, or other files on your startup volume. If an application's
>>>>> preference file becomes malformed or corrupt, it can cause the
>>>>> application in question to behave in unpredictable ways on subsequent
>>>>> launches.
>>>>
>>>> that's possible, but very unlikely because files are written atomically.
>>>>
>>>> you might lose changes you made since the last save, but that's about
>>>> it. it's extremely unlikely that anything will be corrupted.
>>>
>>> I have to agree with J-R although we don't usually agree on very much.
>>>
>>> Apps only do as the programmer programmed.  I've written apps where
>>> files remain open for weeks - that includes random access read/writeable
>>> files (simple flat databases, if you will).  Certainly data recorders
>>> with files open for hours or even days at a time.  No ill came from it
>>> (DOS, Windows).
>>
>> lots of apps leave files open. that is not the problem.
>>
>> the issue is what happens on a force-quit and almost always, the only
>> data that is lost is anything changed since the last save.

> What I wrote was in reply your claim:
> "... very unlikely because files are written atomically."

> Some are.  Some are not.  lsof your system disk with some general apps 
> open.  Oops.  Correction: many are not.

It's funny how wrong he is, considering he never admits it.


-- 
"I'm not bad; I'm just drawn that way."

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Thread

Can't Eject a Volume nicknaym@_remove_this_gmail.com.invalid (Nick Naym) - 2014-02-18 14:32 -0500
  Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-18 14:48 -0500
  Re: Can't Eject a Volume billy@MIX.COM - 2014-02-18 19:52 +0000
    Re: Can't Eject a Volume Alan Baker <alangbaker@telus.net> - 2014-02-22 12:05 -0800
      Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-22 21:25 +0000
        Re: Can't Eject a Volume Alan Baker <alangbaker@telus.net> - 2014-02-22 21:03 -0800
  Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-18 20:13 +0000
  Re: Can't Eject a Volume Alan Ralph <alan.ralph@gmail.com> - 2014-02-18 20:18 +0000
    Re: Can't Eject a Volume Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-02-20 15:13 +0000
      Re: Can't Eject a Volume Alan Ralph <alan.ralph@gmail.com> - 2014-02-20 21:07 +0000
        Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-20 21:52 +0000
          Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-21 06:27 -0500
            Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-21 16:53 +0000
              Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-21 13:07 -0500
                Re: Can't Eject a Volume Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-02-22 12:38 -0500
                Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-22 21:24 +0000
              Re: Can't Eject a Volume Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-02-21 22:51 +0000
        Re: Can't Eject a Volume Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-02-21 01:35 +0000
          Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-21 06:27 -0500
          Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-21 17:02 +0000
            Re: Can't Eject a Volume Tim Streater <timstreater@greenbee.net> - 2014-02-21 17:10 +0000
              Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-21 17:21 +0000
              Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-21 13:07 -0500
            Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-21 13:07 -0500
              Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-21 19:14 +0000
                Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-21 14:49 -0500
                Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-21 22:13 +0000
                Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-22 00:29 -0500
                Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-22 16:59 +0000
                Re: Can't Eject a Volume Barry OGrady <atheist@hotmail.com.au> - 2014-02-25 16:49 +1100
              Re: Can't Eject a Volume Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-02-21 18:28 -0500
                Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-22 00:29 -0500
                Re: Can't Eject a Volume Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-02-22 10:02 -0500
                Re: Can't Eject a Volume Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-02-22 10:22 -0500
                Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-22 17:01 +0000
                Re: Can't Eject a Volume Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-02-22 12:13 -0500
                Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-22 17:16 +0000
                Re: Can't Eject a Volume Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-02-22 12:34 -0500
                Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-22 21:23 +0000
                Re: Can't Eject a Volume Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-02-22 21:46 +0000
                Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-22 21:53 +0000
                Re: Can't Eject a Volume Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-02-22 17:00 +0000
  Re: Can't Eject a Volume M-M <nospam.m-m@ny.more> - 2014-02-18 20:37 -0500
    Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-19 02:13 +0000
      Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-18 21:42 -0500
        Re: Can't Eject a Volume Jolly Roger <jollyroger@pobox.com> - 2014-02-19 04:21 +0000
          Re: Can't Eject a Volume nospam <nospam@nospam.invalid> - 2014-02-18 23:35 -0500
  Re: Can't Eject a Volume Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-02-20 15:13 +0000

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