3 votes

Swap memory usage with 64GB RAM installed

MacOS has very sophisticated memory management, and unless you are experiencing performance problems, it doesn't need human oversight. Some swap is entirely normal. It is not true that "swapping ...
benwiggy's user avatar
  • 35.7k
3 votes
Accepted

MacBook Pro frequently running excessive RAM swap despite available RAM

You don't appear to have an issue with macOS's memory management. All your RAM is being used. Some of this is a cache of pages not currently mapped to a running app, but available to be re-mapped as ...
Gilby's user avatar
  • 10.9k
2 votes

macOS wastes RAM on Macbook with 64Gb RAM

If you have 64 GB RAM, and only 16 GB are used. there is zero reason to keep memory usage low. Until the point where all 64 GB are used, MacOS doesn't worry about RAM usage. When you exceed 64 GB that'...
gnasher729's user avatar
  • 1,217
2 votes

Best OS X for late 2009 MacBook

Since it's been a while since this question has been answered, and this machine still seems to be in use (at least by the question author and myself) as of last year, I'll toss in a three-part answer ...
eSavior's user avatar
  • 25
2 votes

Continuous chime after RAM upgrade on mid-2011 Mac mini

While this answer is a bit dated (25 months as of this answer), I wanted to close the loop so to speak and provide an authoritative answer for future readers. The continual chiming sound is indicative ...
Allan's user avatar
  • 102k
2 votes
Accepted

Forcing `kernel_task` to swap memory?

You're unlikely to make any headway with this. All of the levers you might pull to change the system require a reboot save for one. If you can pause the compression task and are using bash/ksh/zsh, ...
bmike's user avatar
  • 236k
2 votes

Can the mid 2012 Macbooks have their CPU upgraded?

No, you’re not able to upgrade the CPU as it is soldered to the main logic board. You can see it in photo (red box). Mid-2012 MacBook Pro Unibody (MacBookPro9,2) Mid-2012 Retina (MacBookPro10,1) ...
Allan's user avatar
  • 102k
2 votes
Accepted

What is the Memory RAM pin count for an Apple MacBook Pro "Core i5" 2.3 13" Early 2011?

204-pin See here or the image below.
David Anderson's user avatar
2 votes

Do Memory Pressure and Memory Used have a direct relation?

Memory Pressure is the efficiency at which your Mac is utilizing its memory resources. Used memory is exactly that: how much memory is allocated. So, yes, they are related. Basically, how ...
Allan's user avatar
  • 102k
1 vote

How do I get the memory usage of a process?

RSS: Activity Monitor has additional columns you can show. In particular "Real Memory" is the same as RSS. VSZ: Click the Info button in Activity Monitor. This shows more details about the ...
Gilby's user avatar
  • 10.9k
1 vote
Accepted

Swap memory usage with 64GB RAM installed

What you are seeing is normal and a little swapping is not an issue. So don't worry about your SSD. The value you are reading for "free" memory is a bit deceptive. So, first, let's sort that ...
Gilby's user avatar
  • 10.9k
1 vote

Forcing `kernel_task` to swap memory?

The answer by bmike is simply great, and lists things that you can do with a general process. I would like also to add something specific to this process, namely compression. The idea is to end the ...
Alex's user avatar
  • 272
1 vote

WindowServer taking up much RAM; in fact, too much

WindowServer is a fundamental process: as the name suggests, it's the thing that manages every window on the screen. Force Quitting it may cause other issues. The summary information at the bottom of ...
benwiggy's user avatar
  • 35.7k
1 vote

Activity monitor memory view not matching

Unfortunately this only tells you “32 GB is fine. It’s more than fine”. If you asked whether to upgrade to 64 that would be easy: Absolutely no reason. With 16GB I would expect a small amount of ...
gnasher729's user avatar
  • 1,217
1 vote
Accepted

Activity monitor memory view not matching

Trying to make sense of those figures is like trying to knit fog. The Mac's memory management is a) very good & b) like voodoo ;) If you had less RAM, it would use less RAM. The more you have, the ...
Tetsujin's user avatar
  • 116k
1 vote

What does it mean: unified memory is not user accessible?

It just means that you cannot 'upgrade' the memory after purchase, eg. buy a machine with 8GB and then swap chips about to have 16GB. It is integrated into the processor. It will have no bearing on ...
Andy Griffiths's user avatar
1 vote

How to increase VRAM on a Macbook Unibody from 2008

The Geforce 9400M can use a maximum of 256 MB of VRAM, according to https://everymac.com/systems/apple/macbook/specs/macbook-core-2-duo-2.0-aluminum-13-late-2008-unibody-specs.html. So increasing the ...
nohillside's user avatar
  • 101k
1 vote

What is the Apple equivalent of the Linux kernel argument memtest?

There is an “equivalent” to memtest called memtester. It’s a userland utility to test out the memory subsystem. It’s available on both MacPorts (my preferred method) and Homebrew as well as from ...
Allan's user avatar
  • 102k
1 vote

macOS wastes RAM on Macbook with 64Gb RAM

This really isn't anything to worry about. I'm using an M2 Max 14-inch MacBook Pro with 32GB of memory. I don't spend a lot of time looking at my memory usage, but when I do, I frequently see about ...
Howie Isaacks's user avatar
1 vote

How to see total memory usage per app?

iStat Menus does provide the memory used for the 5 applications that use the most memory summing up their child processes (although it can also show sepate process values like Activity Monitor).
mmmmmm's user avatar
  • 30.2k
1 vote

How to see total memory usage per app?

For any one coming here, you can use this script: a=0;for i ($(ps -e -o %mem,command | grep 'Google Chrome' | grep -oE '\d\.\d /Applications' | grep -oE '\d\.\d')) { a=$((a+i)) }; print $a Change ...
ZHDI's user avatar
  • 11

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