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Re: 10.9 - disabling memory compression

From Your Name <YourName@YourISP.com>
Newsgroups comp.sys.mac.system
Subject Re: 10.9 - disabling memory compression
Date 2014-04-20 15:45 +1200
Organization Aioe.org NNTP Server
Message-ID <200420141545534639%YourName@YourISP.com> (permalink)
References (11 earlier) <brb87qF42q6U1@mid.individual.net> <CcWdnfhzNdnAPczOnZ2dnUVZ_qGdnZ2d@giganews.com> <myzjjh3ts1.fsf@Sunburn.Stanford.EDU> <3v2dnT1ZtJHubs_OnZ2dnUVZ_q6dnZ2d@giganews.com> <myeh0sx3bm.fsf@Sunburn.Stanford.EDU>

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In article <myeh0sx3bm.fsf@Sunburn.Stanford.EDU>, Martin Frost me at
invalid stanford daht edu <nospam@stanford.edu.invalid> wrote:
> Alan Browne <alan.browne@FreelunchVideotron.ca> writes:
> > On 2014.04.19, 17:15 , Martin Frost me at invalid stanford daht edu wrote=
> > > Alan Browne <alan.browne@FreelunchVideotron.ca> writes:
> > >> On 2014.04.17, 19:59 , Jolly Roger wrote:
> > >>> On 2014-04-17, Alan Browne <alan.browne@FreelunchVideotron.ca> wrote:=
> > >>
> > >>>> either an app called RamDisk (from "Un cadavre exquis"[1]) which
> > >>>> "protects" it - won't allow eject unless done via the app. But
> > >>>> sometimes it refuses to start correctly - (a couple times since
> > >>>> Mavericks) - so then I use a command line to set one up:
> > >>>>
> > >>>> diskutil erasevolume HFS+ 'RamDisk' `hdiutil attach -nomount ram://2=
> > 00> 00000`
> > >>>>
> > >>>> But that one can be ejected easily so you can lose the contents
> > >>>> in a jiffy if you're careless in the finder sidebar.
> > >>>>
> > >>>> [1] Yes - that means what you think it means.
> > >>>
> > >>> Cool, thanks. I've created them in the past from the command line.
> > >>
> > >> Oops - the app RamDisk does not protect from eject - but it does
> > >> immediately remount the drive with the same name if you do eject it.
> > >
> > > With or without the data that was on the RAM disk before the eject???
> > 
> > Blown away.
> 
> OK, that's what I would have expected.  Your comment about immediately
> remounting it hinted that maybe that could save the data.
> 
> So RamDisk makes an accidental ejecting look like a mysterious
> erasure.  Not a whole lot of benefit in that.

Might be quicker than deleting lots of files from it, but that's about
the only potential benefit I can see.

As for RAM disks ... geez, talk about ressurecting the past. I remember
using those way back on the original Mac and Mac Plus (partly to save
continual swapping of floppy disks). Probably still have the software
for it on a floppy disk in the pile here  :-)

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10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-13 12:07 -0400
  Re: 10.9 - disabling memory compression billy@MIX.COM - 2014-04-13 17:57 +0000
    Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-13 15:35 -0400
  Re: 10.9 - disabling memory compression Warren Oates <warren.oates@gmail.com> - 2014-04-13 14:50 -0400
    Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-13 21:18 +0200
      Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-13 15:55 -0400
    Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-13 15:37 -0400
      Re: 10.9 - disabling memory compression Warren Oates <warren.oates@gmail.com> - 2014-04-13 15:51 -0400
    Re: 10.9 - disabling memory compression Leonard Blaisdell <leoblaisdell@sbcglobal.net> - 2014-04-13 19:35 -0700
      Re: 10.9 - disabling memory compression Your Name <YourName@YourISP.com> - 2014-04-14 16:34 +1200
        Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-14 16:30 -0400
          Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 10:53 +0200
            Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-20 09:27 -0400
      Re: 10.9 - disabling memory compression Warren Oates <warren.oates@gmail.com> - 2014-04-14 07:51 -0400
        Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-16 13:35 +0000
      Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-14 16:30 -0400
        Re: 10.9 - disabling memory compression JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-04-14 17:36 -0400
          Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-14 18:06 -0400
          Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 09:15 +0200
        Re: 10.9 - disabling memory compression me@home.spamsucks.ca (Király) - 2014-04-15 06:01 +0000
          Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-16 16:54 -0400
        Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 09:11 +0200
          Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-20 09:24 -0400
      Re: 10.9 - disabling memory compression Jolly Roger <jollyroger@pobox.com> - 2014-04-15 02:10 +0000
  Re: 10.9 - disabling memory compression Rick Jones <rick.jones2@hp.com> - 2014-04-14 23:32 +0000
    Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-14 19:58 -0400
    Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 09:45 +0200
      Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-20 09:26 -0400
  Re: 10.9 - disabling memory compression Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2014-04-15 00:38 -0700
    Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-16 16:58 -0400
  Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-16 13:32 +0000
    Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-16 17:04 -0400
      Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-17 00:04 +0000
        Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-17 15:15 -0400
          Re: 10.9 - disabling memory compression android <here@there.was> - 2014-04-17 21:29 +0200
          Re: 10.9 - disabling memory compression android <here@there.was> - 2014-04-17 21:29 +0200
            Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-17 15:48 -0400
              Re: 10.9 - disabling memory compression android <here@there.was> - 2014-04-17 21:58 +0200
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-17 16:07 -0400
                Re: 10.9 - disabling memory compression billy@MIX.COM - 2014-04-19 16:06 +0000
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-19 12:37 -0400
                Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-19 17:27 +0000
                Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 08:33 +0200
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-20 09:13 -0400
            Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-18 05:55 +0000
              Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-18 10:00 -0400
          Re: 10.9 - disabling memory compression JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-04-17 15:30 -0400
            Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-17 16:02 -0400
              Re: 10.9 - disabling memory compression android <here@there.was> - 2014-04-17 22:10 +0200
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-17 16:33 -0400
                Re: 10.9 - disabling memory compression Jolly Roger <jollyroger@pobox.com> - 2014-04-17 21:54 +0000
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-17 18:13 -0400
                Re: 10.9 - disabling memory compression Jolly Roger <jollyroger@pobox.com> - 2014-04-17 23:59 +0000
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-18 17:59 -0400
                Re: 10.9 - disabling memory compression Jolly Roger <jollyroger@pobox.com> - 2014-04-19 17:27 +0000
                Re: 10.9 - disabling memory compression Martin Frost me at invalid stanford daht edu <nospam@stanford.edu.invalid> - 2014-04-19 14:15 -0700
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-19 18:06 -0400
                Re: 10.9 - disabling memory compression Martin Frost me at invalid stanford daht edu <nospam@stanford.edu.invalid> - 2014-04-19 17:16 -0700
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-19 20:32 -0400
                Re: 10.9 - disabling memory compression JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-04-19 21:40 -0400
                Re: 10.9 - disabling memory compression Your Name <YourName@YourISP.com> - 2014-04-20 15:45 +1200
          Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-18 05:46 +0000
            Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-18 09:44 -0400
              Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-18 21:06 +0000
                Re: 10.9 - disabling memory compression JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-04-18 17:21 -0400
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-18 17:30 -0400
                Re: 10.9 - disabling memory compression nospam <nospam@nospam.invalid> - 2014-04-18 18:49 -0400
                Re: 10.9 - disabling memory compression billy@MIX.COM - 2014-04-19 16:33 +0000
                Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 08:53 +0200
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-20 09:22 -0400
                Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-21 03:49 +0000
                Re: 10.9 - disabling memory compression Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-04-18 17:24 -0400
                Re: 10.9 - disabling memory compression Warren Oates <warren.oates@gmail.com> - 2014-04-18 17:25 -0400
                Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-19 03:09 +0000
                Re: 10.9 - disabling memory compression billy@MIX.COM - 2014-04-19 15:21 +0000
                Re: 10.9 - disabling memory compression Warren Oates <warren.oates@gmail.com> - 2014-04-19 16:01 -0400
                Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 10:47 +0200
                Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-21 03:52 +0000
                Re: 10.9 - disabling memory compression JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-04-21 04:26 -0400
                Re: 10.9 - disabling memory compression Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-04-22 04:07 +0000
                Re: 10.9 - disabling memory compression Warren Oates <warren.oates@gmail.com> - 2014-04-22 08:15 -0400
                Re: 10.9 - disabling memory compression Warren Oates <warren.oates@gmail.com> - 2014-04-21 08:44 -0400
                Re: 10.9 - disabling memory compression Paul Sture <nospam@sture.ch> - 2014-04-20 10:42 +0200
    Re: 10.9 - disabling memory compression billy@MIX.COM - 2014-04-19 16:37 +0000

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