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Re: Startup disk has no more space available.

From nospam <nospam@nospam.invalid>
Newsgroups comp.sys.mac.system
Subject Re: Startup disk has no more space available.
Date 2014-12-17 01:37 -0500
Organization A noiseless patient Spider
Message-ID <171220140137466148%nospam@nospam.invalid> (permalink)
References (3 earlier) <5488b1b7$0$26703$2c56edd9@usenetrocket.com> <101220141646078642%nospam@nospam.invalid> <KpidnXmOcI2NVxDJnZ2dnUU7-IudnZ2d@giganews.com> <141220141520276016%nospam@nospam.invalid> <mcmurtrie-F13D1A.22290716122014@news.sonic.net>

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In article <mcmurtrie-F13D1A.22290716122014@news.sonic.net>, Kevin
McMurtrie <mcmurtrie@pixelmemory.us> wrote:

> > > >> I "solved" excessive page-outs and disk activity in Yosemite by
> > > >> - disabling swap (turning off VM)
> > > >> - disabling compressed memory
> > > >> - disabling spotlight
> > > >> - also disabled hibernation mode (not related to page outs)
> > > >
> > > > all but the last one are a *really* bad idea. very, very bad.
> > > 
> > > Horseshit.
> > > 
> > > Compression is easily turned off and has no effect on operations.  Gone 
> > > weeks and weeks without it active.
> > 
> > memory compression reduces the need to swap, which speeds up the
> > computer.
> 
> Not entirely.
> 
> Apple's recent virtual memory schemes leave a lot to be desired.  
> Compression sets aside a large cache for compressed memory, and that 
> large cache means there's less fast RAM for applications.  The cache is 
> a total waste of time for memory that can't be compressed by the pager's 
> algorithm.
> 
> Disabling swap in 10.7+ results in massive performance for apps that use 
> lots of memory-mapped file I/O but not a lot of plain allocated memory.  
> It seems to eliminate poor decisions about what purges first.  On the 
> other hand, you're SOL if an app needs a lot of temporary memory and 
> swap is disabled.
> 
> Disabling Spotlight for temp files is critical.  Poor old HFS+ can't 
> handle so much use in modern times.
> 
> Or run Linux.

nonsense.

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Startup disk has no more space available. Tom Evans <tomevans9890@yahoo.ca> - 2014-11-30 09:02 -0800
  Re: Startup disk has no more space available. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-11-30 14:12 -0500
    Re: Startup disk has no more space available. Tom Evans <tomevans9890@yahoo.ca> - 2014-11-30 11:58 -0800
      Re: Startup disk has no more space available. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-11-30 16:24 -0500
      Re: Startup disk has no more space available. Walter Bushell <proto@panix.com> - 2014-12-08 08:33 -0500
    Re: Startup disk has no more space available. Tom Evans <tomevans9890@yahoo.ca> - 2014-11-30 12:11 -0800
      Re: Startup disk has no more space available. billy@MIX.COM - 2014-11-30 23:18 +0000
      Re: Startup disk has no more space available. John Albert <j.albert@snet.net> - 2014-12-10 15:49 -0500
        Re: Startup disk has no more space available. nospam <nospam@nospam.invalid> - 2014-12-10 16:46 -0500
          Re: Startup disk has no more space available. Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-12-14 12:34 -0500
            Re: Startup disk has no more space available. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-12-14 14:58 -0500
            Re: Startup disk has no more space available. nospam <nospam@nospam.invalid> - 2014-12-14 15:20 -0500
              Re: Startup disk has no more space available. Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-12-15 16:24 -0500
              Re: Startup disk has no more space available. Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2014-12-16 22:29 -0800
                Re: Startup disk has no more space available. nospam <nospam@nospam.invalid> - 2014-12-17 01:37 -0500
                Re: Startup disk has no more space available. Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2014-12-17 20:26 -0800
                Re: Startup disk has no more space available. Tim Streater <timstreater@greenbee.net> - 2014-12-18 09:06 +0000
                Re: Startup disk has no more space available. Jolly Roger <jollyroger@pobox.com> - 2014-12-18 14:45 +0000
        Re: Startup disk has no more space available. Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-12-11 01:49 +0000
          Re: Startup disk has no more space available. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-12-11 00:58 -0500
            Re: Startup disk has no more space available. John Albert <j.albert@snet.net> - 2014-12-11 17:18 -0500
              Re: Startup disk has no more space available. nospam <nospam@nospam.invalid> - 2014-12-11 17:24 -0500
              Re: Startup disk has no more space available. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2014-12-11 22:47 -0500
            Re: Startup disk has no more space available. Paul Sture <nospam@sture.ch> - 2014-12-14 10:49 +0100
              Re: Startup disk has no more space available. Huge <Huge@nowhere.much.invalid> - 2014-12-14 12:13 +0000
            Re: Startup disk has no more space available. Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-12-14 12:27 -0500
    Re: Startup disk has no more space available. billy@MIX.COM - 2014-11-30 23:16 +0000

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