Re: 10.9.3 now available...

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From	Jolly Roger <jollyroger@pobox.com>
Newsgroups	comp.sys.mac.system
Subject	Re: 10.9.3 now available...
Date	21 May 2014 21:36:10 GMT
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On 2014-05-21, Alan Browne <alan.browne@FreelunchVideotron.ca> wrote:
> On 2014.05.20, 02:47 , Kevin McMurtrie wrote:
>> In article <xKqdnesOWZ6FiefOnZ2dnUVZ_g-dnZ2d@giganews.com>,
>>   Alan Browne <alan.browne@FreelunchVideotron.ca> wrote:
>>
>>> On 2014.05.18, 00:14 , Kevin McMurtrie wrote:
>>>> In article <ll33q0$4su$1@reader2.panix.com>, billy@MIX.COM wrote:
>>>>
>>>>> http://support.apple.com/downloads/DL1745/en_US/OSXUpd10.9.3.dmg
>>>>>
>>>>> http://support.apple.com/downloads/DL1746/en_US/OSXUpdCombo10.9.3.dmg
>>>>>
>>>>> Billy Y..
>>>>
>>>> Ugh.  I put 10.9 on a laptop that I don't use much so I could try some
>>>> apps that require Mavericks.  The 10.9.3 seems to have accomplished the
>>>> impossible and made Mavericks even slower.  It stalls like it was booted
>>>> from an ancient CD ROM drive.  No swapping, no CPU load, no errors -
>>>> just beachball.
>>>
>>>
>>> I have it running on a 2009 MBA with 2.13 GHz Core 2 Duo, 2 GB of RAM
>>> (256 MB is shared with the graphics processor) and it runs fine with
>>> 10.9.3.  Usual 'load' is Chrome, Mail, iTunes - other programs used
>>> often include Word, Excel and others.  Occasionally use Bridge/Photoshop
>>> CS5 and it does well enough.
>>>
>>> CPU load per Menu Meters varies as normal (including a nice clean idle)
>>> but it doesn't take much to be near fully loaded.  (Some web page
>>> content can cause it to go near saturation).
>>>
>>> That said I'm considering a rollback to 10.8.x to see if it does perform
>>> better.
>>>
>>> I suspect your installation has other issues - or is it simply that it
>>> hadn't finished Spotlight indexing?
>>
>> I've debugged this before.  10.7, 10.8, and especially 10.9 make
>> excessive calls to an aging filesystem that can't handle the load.
>> Finder may deep traverse a directory over and over again for several
>> minutes for no apparent reason, resulting in thousands of 'stat64'
>> calls.  Autosave, file versioning hacks, mds, local Time Machine
>> backups, and several new daemons hit the filesystem hard.
>>
>> Apple's bonehead workaround is for these problems is that the filesystem
>> throttles excessive calls.  Yes, Apple is throttling their own apps to
>> keep their bugs from locking up their old OS.
>>
>> This is also the reason for people complaining that network volumes are
>> slow in Mavericks.
>>
>>
>> Try running 'fs_usage' in 10.6.8.  It's fairly quiet.  Now try it in
>> 10.9.  It's massive spew with 'THROTTLED' flashing by periodically.
>> Open some Finder windows and watch Finder go nuts hammering the
>> filesystem.
>
> That's all very entertaining but as I say above I don't seem to have the 
> same issues with a fairly low powered laptop with only 2 GB of RAM.
>
> It has, in some cases, with some web pages, gone to CPU saturation but 
> that's pretty easy to solve.
>
> So it would seem to be less an OS version issue than a particular 
> installation issue.

That's more likely, yep. As I recall, others have said similar things
the several times he's brought this issue up over the past few years. 

-- 
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

10.9.3 now available... billy@MIX.COM - 2014-05-15 19:16 +0000
  Re: 10.9.3 now available... Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2014-05-17 21:14 -0700
    Re: 10.9.3 now available... "Mr. Strat" <mrstrat@nospam.gmail.com> - 2014-05-19 06:31 -0700
    Re: 10.9.3 now available... Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-05-19 10:24 -0400
      Re: 10.9.3 now available... Oregonian Haruspex <bob_davis_retired@yahoo.com> - 2014-05-19 15:40 -0700
        Re: 10.9.3 now available... Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-05-21 17:23 -0400
      Re: 10.9.3 now available... Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2014-05-19 23:47 -0700
        Re: 10.9.3 now available... Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-05-21 17:20 -0400
          Re: 10.9.3 now available... Jolly Roger <jollyroger@pobox.com> - 2014-05-21 21:36 +0000

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