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Re: 10.9 - disabling memory compression

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From Jolly Roger <jollyroger@pobox.com>
Newsgroups comp.sys.mac.system
Subject Re: 10.9 - disabling memory compression
Date 17 Apr 2014 23:59:54 GMT
Organization People for the Ethical Treatment of Pirates
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On 2014-04-17, Alan Browne <alan.browne@FreelunchVideotron.ca> wrote:
> On 2014.04.17, 17:54 , Jolly Roger wrote:
>> On 2014-04-17, Alan Browne <alan.browne@FreelunchVideotron.ca> wrote:
>>> On 2014.04.17, 16:10 , android wrote:
>>>> In article <IK2dnXxzA92prs3OnZ2dnUVZ_qmdnZ2d@giganews.com>,
>>>>    Alan Browne <alan.browne@FreelunchVideotron.ca> wrote:
>>>>
>>>>> I have 24 GB - more than ample for my iMac and my needs.  Originally I
>>>>> was going to add 8 GB for a 16 GB total.  Lewis pointed out that I would
>>>>> be better off to add 16 for a total of 24 as a long term plan.  Made
>>>>> great sense for less than $100 more.
>>>>>
>>>>> Should my memory needs grow, I have an additional 8 GB of room that I
>>>>> can grow this iMac - that day may never come - OTOH, I'll likely be
>>>>> using this iMac through about 2020 unless silliness occurs.  (I could
>>>>> have wrung another year or so out of the other iMac - but the resale
>>>>> value was still quite high...).
>>>>
>>>> You can't have to much RAM... Max it out and make a RAM disk for your
>>>> scratchy needs... ;-)
>>>
>>> I have a ram disk - allocates up to 10 GB.  I use it for downloads so
>>> container files can be zapped after the extraction is done to disk.
>>>
>>> Downside (if any) is that it 'holds' that memory even if the files are
>>> erased and trash emptied.  So if I DL 2 GB, unpack the file and save it
>>> to disk, then delete & empty the RAM disk, that 4 or 5 GB of memory
>>> remains allocated to the RAM disk.  If needed I can unmount/remount the
>>> ramdisk but that's rare - I usually end up re-booting for some other
>>> reason before that's needed.
>>
>> What do you use to create/destroy the RAM disk?
>
> 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://20000000`
>
> 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.

-- 
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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Thread

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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