Thanks Ronni,

I had wondered if the OSX went and found the original to the alias and loaded 
that file into RAM, hence your concerns. 

But now I understand that better - ie. if anything NEEDS to be on the desktop, 
best be aliases. 

Ta

Tim




On 17/02/2011, at 3:02 PM, Ronda Brown wrote:

> Hi Tim,
> 
> Aliases on the Desktop would not make much difference. Perhaps I should have 
> included a few more words like below, but I did not want Alan again accusing 
> me of being Intimidating.
> 
> The larger the files, the longer the Mac will take to read them when it loads 
> up, slowing down other services and processes that are starting at the same 
> time.  
> The obvious fix for this is to move the files back to your Documents folder 
> and keep them there.  
> 
> A clear desktop = a happy Mac.  If you must have icons or things on your 
> desktop, try creating Aliases for them instead.
> 
> I prefer to drag folders of documents I’m working on regularly onto the right 
> side of the Dock where I can access/launch them quickly. 
> 
> Cheers,
> Ronni
> On 17/02/2011, at 2:32 PM, Tim Law wrote:
> 
>> 
>>> Keeping your desktop clean is really important because every icon, folder 
>>> or alias on it is loaded into the RAM, slowing your system down. 
>> 
>> 
>> So Ronni, are you saying that even tho an alias is just 'an alias' and only 
>> takes up a few kb, that it still takes enough RAM to make a difference?
>> I assumed..... :-)       that aliases wouldn't cause too much of a problem 
>> so have a few on my desktop. 
>> 
>> I can understand that a full sized file or folder would take up a chunk of 
>> RAM, but am surprised that an alias has the same/some impact. 
>> 
>> Great suggestion to use the Dock, thanks
>> 
>> Tim
>> 
>> 
>> 
>> 
>> On 17/02/2011, at 2:18 PM, Ronda Brown wrote:
>> 
>>> Hi Alan,
>>> 
>>> I will only add one comment to Daniel’s excellent (as always) post.
>>> My comment is in regard to Q4 ‘Files on the Desktop’ and is in the colour 
>>> ‘purple’.
>>> 
>>> On 17/02/2011, at 2:03 PM, Daniel Kerr wrote:
>>> 
>>>> 
>>>> Hi Alan
>>>> 
>>>> Some answers may be different for different people, but here's "my 
>>>> opinion".
>>>> (Each answer below your question)
>>>> 
>>>> 
>>>> On 17/2/11 1:52 PM, "Alan Smith" <sma...@iinet.net.au> wrote:
>>>> 
>>>>> What is the short list of iMac "good practices"?
>>>>> 
>>>>> 
>>>>> 
>>>>> I have been trying to trace my iMac "sleep apnoea" problem by noting setup
>>>>> changes and their effect.  (iMac wakes from sleep after a short period -
>>>>> usually less than 30 minutes.)  I am finding lots of red herrings in my
>>>>> pursuit of the cure!  Some of my tests give inconsistent results.   I have
>>>>> removed external devices, reset most preferences to default, deleted some
>>>>> .plists,  removed unused third party programs, etc etc.    One problem is
>>>>> that it can take up to one hour to conduct just one test, which involves a
>>>>> change then watching for the result (usually a bright active screen.)   I 
>>>>> am
>>>>> not ready to beg WAMUG help on the Sleep problem (yet!) as there still 
>>>>> seems
>>>>> to be too many variables.
>>>>> 
>>>>> 
>>>>> 
>>>>> A basic problem is that I don't know what all the general  iMac "good
>>>>> practices" are.
>>>>> 
>>>>> 
>>>>> 
>>>>> Q1.  IMac is connected to router via an Ethernet cable.  Should Air Port 
>>>>> be
>>>>> turned off?
>>>> Don't really need to. Only don't need it on if you have them both 
>>>> connected,
>>>> ie you really shouldn't have a connection to your router via both Airport
>>>> AND Ethernet. It creates two IP addresses for one machine and can create
>>>> some "headaches". (eg you might have two Ips like 192.168.0.3 and
>>>> 192.168.0.4. It gets "messy"). But if not being used, no harm in having it
>>>> on (or off for that matter).
>>>>> 
>>>>> Q2.  Should iMac be Restarted after each software change such as a
>>>>> preference or program deletion?   Most preference changes seem to take
>>>>> immediate effect but a Restart seemed to be necessary to activate the 
>>>>> Magic
>>>>> Mouse defaults after the Magic Preferences (mouse) program was deleted.
>>>> Most software changes don't really need a restart. Only major updates, 
>>>> which
>>>> will generally tell you (eg Safari 5.0.3, OS 10.6.6. And some others). If 
>>>> it
>>>> doesn't tell you to restart, don't really need to on most occasions.
>>>>> 
>>>>> Q3.  Is it safe for deleted files to remain in Trash during the test 
>>>>> period?
>>>>> For ever?
>>>> I don't know if I'd call it "safe". If you're not sure if you want it or
>>>> not, just create a folder on the desktop called "Undecided" or something.
>>>> Only put things in the trash you really don't want, and just empty it.
>>>> That's my "best practice". As I say to clients who put things in the trash,
>>>> but won't empty it "just incase". Someone else may not know your "just in
>>>> case" and empty it. Then it's gone. You wouldn't put something in your 
>>>> green
>>>> curbside bin,.."just incase". Once that's gone, it's gone. :o)
>>>> So personally, I'd say best practice is not put it there unless you really
>>>> really don't want it. I like my trash can empty all the time, then I know 
>>>> if
>>>> something has gone in there I didn't put there, so I can see.
>>>>> 
>>>>> Q4.  Are files (or copies) left on the Desktop (or in Trash) completely
>>>>> inactive (if I don't open them)?
>>>> Yes, anything not open isn't being used. So fine sitting there.
>>> 
>>> A desktop is exactly what it sounds like: a place to store temporary 
>>> projects. Once you’re done working on a project, store it in a folder. 
>>> The folder system is really well done on OSX, just go to Macintosh HD > 
>>> User > YourName and you’ll find 8 different folder categories, ranging from 
>>> music to documents. 
>>> Use these to store your files. 
>>> 
>>> Keeping your desktop clean is really important because every icon, folder 
>>> or alias on it is loaded into the RAM, slowing your system down. 
>>> 
>>> If there is a certain folder or file you need to access regularly, leave it 
>>> where it should be and slide it into the right side of the OSX dock; this 
>>> will create a stack, a feature that is incredibly useful.
>>>>> 
>>>>> Q5.  If iMac is Shut Down (Apple menu) then can iMac ONLY be "turned on" 
>>>>> by
>>>>> using the power switch?
>>>> Generally yes. Unless you have the setting in Energy Saver for "start up
>>>> after power failure". There is also one to start up at "Set times".
>>>> Sometimes, some programs can turn it on too, eg eyeTV I think can do it as
>>>> well.
>>>> But yes generally, only the button will wake it up.
>>>>> 
>>>>> Q6.  Is it advisable to remove external power from iMac after it is Shut
>>>>> Down?
>>>> I never unplug my machines from the mains at all. Not even in a power 
>>>> storm.
>>>> I have Belkin Surgeboards on them all, so they protect it. (And have good
>>>> insurance and warranties to cover if something does go wrong).
>>>>> 
>>>>> Q6.  What is signified when the iMac wakes within a few seconds of an
>>>>> Apple>Sleep command?
>>>> Something is sending a command back to it to wake it up straight away.
>>>> Normally Console can tell you what it is (Utilities - Console).
>>>>> 
>>>>> Q7.  When advice is to "remove all external devices" does this include
>>>>> Ethernet cable (and Air Port) for internet?
>>>> Not generally. External devices are hard drives and printers. If you want 
>>>> to
>>>> check everything, then yes, unplug it all.
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> Regards, Alan
>>>>> 
>>>>> 
>>>>> 
>>>>> Alan Smith
>>>>> 
>>>>>  iMac 21.5" Nov 2009
>>>>> 
>>>>>  Intel Core 2 Duo 3.06 GHz / 4 MB
>>>>> 
>>>>>  OSX 10.6.6 Snow Leopard
>>>>> 
>>>>>  Time Machine in 1TB WD My Studio Firewire
>>>>> 
>>>> 
>>>> 
>>>> Hope that helps a little.
>>>> 
>>>> Kind Regards
>>>> Daniel
>>>> ---
>>>> Daniel Kerr
>>>> MacWizardry
>>>> 
>>>> Phone: 0414 795 960
>>>> Email: <daniel @ macwizardry . com . au>
>>>> Web:   <http://www.macwizardry.com.au>
>>>> 
>>> 
>>> Cheers,
>>> Ronni
>>> 
>>> 17" MacBook Pro  Intel Core i7
>>> 2.66GHz / 8GB / 1067 MHz DDR3 / 500GB Serial ATA Drive @ 7200rpm
>>> 
>>> OS X 10.6.6 Snow Leopard
>>> Windows 7 Ultimate (under sufferance)
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
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>> 
>> 
>> 
>> 
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> 
> Cheers,
> Ronni
> 
> 17" MacBook Pro  Intel Core i7
> 2.66GHz / 8GB / 1067 MHz DDR3 / 500GB Serial ATA Drive @ 7200rpm
> 
> OS X 10.6.6 Snow Leopard
> Windows 7 Ultimate (under sufferance)
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
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