Linked Questions

106
votes
53answers
19k views

What features of Mavericks are beneficial to you?

This question serves to share and collect the enhancements that make a large difference to how you use your Mac. Please post one feature per answer. Please also check to see if your answer has ...
54
votes
7answers
65k views

What is wired memory?

I'm trying to figure out what is using all of the memory in my Macbook Pro running OS X Lion. I have 8 GB of memory total. When I quit all active programs except Finder and Activity Monitor, then run ...
24
votes
5answers
101k views

Why does OS X Mavericks block the purge command in Terminal?

When I try the purge command on my terminal, OS X Mavericks gives me the following message: Unable to purge disk buffers: Operation not permitted This hasn't been the default behavior until now. I ...
21
votes
5answers
16k views

What does it mean if I have lots of “Inactive” memory at the end of a work day?

After a day's of work at my MacBook Pro running Mac OS X 10.6.5, Activity Monitor shows that the majority of my computer's 8 GB of memory is "Inactive", and only a tiny sliver of the pie chart is "...
18
votes
2answers
9k views

What is memory pressure, and how do I relieve it?

I have had my machine for more than a year now, and I'm looking at Memory Pressure in the Activity Monitor. What is this memory pressure and How do I "relieve" this memory pressure from my system? ...
17
votes
7answers
71k views

Mavericks unusually high RAM usage

I thought Mavericks was suppose to utilize RAM memory better, thus run smoother. Running ML on Mac mini 2012, with 16GB RAM...always running smoothly even with over a dozen apps running. Now, after ...
15
votes
2answers
5k views

Can I force my Mac to make better use of the inactive memory?

I use mysql and it takes up to 2.5 GB of my ram. I checked activity monitor and saw that I have 1GB of inactive memory but it never changes even if I have only 10MB active free memory. Is there any ...
12
votes
3answers
19k views

How does memory management work in Mac OS X?

I am a university student who has been trying to write a compare and contrast paper between how Windows, Linux, and Mac OS X manage memory. For instance, with Windows, it's physical memory (RAM) and ...
8
votes
2answers
1k views

Trouble Understanding Inactive Memory in MacOSX

I thought that I understood how MacOSX manages memory, but recently I’ve become baffled by its performance. Here is the situation: I have a brand new Core i7 system with 8GB of physical memory ...
5
votes
3answers
931 views

Is there any not-scary explanation for Finder's memory usage?

OS X El Capitan 10.11.6. MacBook Pro (Retina, 13-inch, Early 2015).
4
votes
2answers
949 views

Why is my memory still inactive after purging?

I'm trying to understand how memory is allocated on my machine. I have read, and believe I understand, these posts and associated links: Trouble Understanding Inactive Memory in MacOSX, Inactive ...
4
votes
5answers
5k views

Why is application switching slow on Late 2013 Mac Mini compared to early 2008 Macbook Pro?

I recently purchased a Late 2013 Mac Mini Quad Core i7 2.6Ghz with 4gb DDR3 ram, 1TB 5400 rpm drive model APPLE HDD HTS541010A9E662 running OSX 10.8.2 I used Migration Assistant to migrate apps and ...
3
votes
2answers
17k views

How to specify command to always run as root?

In Mountain Lion, I frequently used a simple automator app called "Purge Memory" which just ran "purge" in the command line. I really enjoyed cleaning the RAM, especially when buggy apps ran memory ...
3
votes
4answers
1k views

Any better way to purge the inactive memory?

Running purge command in the terminal to free the inactive memory isn't really what I think about Apple. Lion isn't doing a great at all when it comes to free the inactive memory. Free memory is ...
3
votes
3answers
11k views

Can Google Chrome be blamed for high RAM usage and lagging performance?

On my Mac, OS X lags substantially when browsing through Chrome. I've researched things and understand that inactive memory is part of the free memory, that can and should be freed at a moment's ...

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