2
votes
0answers
44 views

What causes playing a video in browser to take up all the RAM?

I've been noticing lately that when I'm playing a video on my Mac from say Hulu, Netflix, Youtube, any video site via a browser, the computer gets extremely laggy for 5 minutes and then acts normal. ...
0
votes
1answer
65 views

How to find out which Safari tab is using massive memory?

As described in my other question, Safari on OS X 10.6. is causing me massive problems (with my way of working like having many tabs in Safari open for a long time). I just realized that after ...
1
vote
0answers
63 views

Reduce Maverick Memory Footprint

I'm using a macbook air 2014 with 8GB, also running Parallels a lot so wanted to reduce memory usage of OSX. Already disabled voice dictation that freed up around 500 mb. Any other tricks/tweaks?
0
votes
2answers
56 views

Memory tester for Snow Leopard

Can somebody suggest a memory tester for Snow Leopard (10.8)? Command line or other doesn't matter, ideally something that doesn't have to be installed though (doesn't change the machine) and just ...
1
vote
3answers
922 views

High memory usage, macbook pro retina feeling sluggish

My Macbook Pro Retina seems to be feeling sluggish and I don't think it should at all. I'm running: photoshop, 1080p movie on VLC plugged into a Thunderbolt Display. Looking at the activity monitor ...
1
vote
1answer
624 views

Purge command - Unable to purge disk buffers, error #-2?

When I attempt to run the purge command, I get the same error every time. [ERROR] <CPDevice.c:3816> Unable to create new counter client. [ERROR] <CPOSX.c:1172> Unable to get user ...
0
votes
1answer
677 views

Why does OSX use 6GB of RAM after restart?

Just had OS X crash on me because of swap pressure. I have 2012 rMBP running the latest version of Mavericks (10.9.1), and it only has 8GB of RAM. Since reboot, OS X now consumes 6GB, which leaves ...
3
votes
1answer
145 views

Impossibly low RAM

I remember the times when I got my macbook pro with 4GB of RAM: I could launch Firefox, VirtualBox and Firefox inside a VirtualBox and it worked reasonably well. Two years later, when I start the ...
3
votes
2answers
298 views

Does use of memory with timing CL=10 instead of Apple used CL=11 slow my Mac down?

After reading Why is 8GB, Ballistix 204-pin SODIMM, DDR3 PC3-12800 memory module showing as not compatible with Macbook Pro mid 2012? on the Crucial forum, and the response from Crucial: use our ...
2
votes
2answers
193 views

OS X using lots of memory for no apparent reason

I have about 2 GB or more memory that I don't know what its used for. When I restart my computer with no applications running, the used memory is 4 GB, and when I open browsers its over 7 GB used from ...
0
votes
1answer
313 views

On OS X Mavericks, why does it always say my memory used is like 99% of my total memory?

I keep getting these results from Activity Monitor in Mavericks, where it seems like 99% of my memory is being used (where in the screenshot I have 10MB left). Am I just reading this wrong? How am I ...
4
votes
2answers
4k views

com.apple.iconServicesAgent using a lot of RAM in 10.9

I performed a fresh install of OS X 10.9 and now the process com.apple.iconServicesAgent is using >300MB of RAM, that is quite a lot. This process is using the second most amount of memory of all ...
1
vote
0answers
79 views

Macbook Pro Late 2011 stuck at 0.8 GHz

I have been experiencing a lot of problems with my Macbook Pro slowing down and crawling through small tasks like getting mail and opening Launchpad. I have 8 GB of 1333 MHz DDR3 memory and a 2.2 GHz ...
2
votes
2answers
11k views

How can I use automator to run “purge” command in Mavericks?

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 ...
0
votes
1answer
666 views

Mac has become insanely slow : Processes SystemUIServer, UserEventAgent and loginwindow using a lot of memory

I have been using my Mac for for many months without any problem. But recently all of a sudden the Mac became insanely slow. I opened Activity Manager to see what was happening. For three processes ...
1
vote
2answers
234 views

Performance issues, can I recover memory?

In the past month I am having some serious performance issues with my MacBook Pro (2008 model). From the activity monitor, I get that the CPU usage is low (25%), disk usage is low (256 GB SSD drive, ...
1
vote
0answers
234 views

OS X startup disk has no more space available for application memory

I am running a simulation that deliberately uses a lot of memory. In fact, more than the available RAM and so the program should use swap space. However, after 60 GB of swap space are used, I get the ...
1
vote
2answers
3k views

Why is my Mac using so much memory?

When I got my Mac Mini with 4GB RAM I thought it would be enough, since on my Windows machines I never hit past 3GB – but I was wrong. So I ordered 16GB of RAM, but one of the sticks was bad, so I ...
0
votes
0answers
110 views

Crash analysis on MacOS X

I see irregular crashes of programs on a MacBook Pro running MacOS 10.6.8 since July the 9th: 13 crashes. Most of them occur when the screen is locked with the screen saver. The last system ...
0
votes
1answer
174 views

My Mac crashes when it runs out of RAM

I have a perplexing problem with my Macbook Pro (16GB RAM, OS X 10.8.4). If I use up all my main memory, the computer crashes. The screen freezes on whatever window it was on (not a kernel panic), and ...
2
votes
3answers
3k 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 ...
0
votes
2answers
1k views

What did I do wrong - Safari 6.0.5 on 10.8.4

... has recently taken a turn for the worse. Constant beach-balls, and after an hour's browsing, that damned Safari Web Content is running between 2 and 3GB, between real and virtual. If I leave tabs ...
0
votes
1answer
44 views

Should I reinstall the OS after restoring from time machine?

A while back, my MacBook Pro died. It was an older machine (2007 I think), with a Core 2 Duo processor. I was doing regular backups through Time Machine. I bought a I7 MBP, and re-staged the new ...
0
votes
1answer
316 views

2010 2.66 GHz 12 core Mac Pro not utilizing all 24 threads?

I just recently purchased a 2010 Mac Pro. I am wondering why all 24 threads never go past 50% usage when doing CPU intensive tasks. My coworker has a 2009 2.93 GHz 8 core Mac Pro and we both tried ...
-2
votes
1answer
465 views

Latest OS X 10.8.3 Memory Leak [closed]

I have 8Gb memory installed. When I quit all of my programs i have free 500Mb. After purge command this value increased to 700Mb. Where is my 8Gb? It is marked as WIRED... Reboot helps but only for 1 ...
2
votes
2answers
455 views

MBP w/ OS X 10.8.3 Performing Quite Slowly Lately

My MBP (2.66 GHz i7, 4GB RAM, 500GB HDD) is about two or so years old. It's been running like a champ for most of its life. However, within the past few months, I've noticed a considerable degradation ...
0
votes
1answer
450 views

5Gb of RAM being used with NO software running?

My computer (brand new) was using 12 Gb of RAM so after I was done exporting my video I force-quit everything and 8 minutes later it's still using 5Gb or RAM, is this normal?! It seems like so much! ...
0
votes
2answers
454 views

Macbook pro 13 2012 (HD4000) 8GB(1600 Mhz) single RAM stick issue

I have a Apple Macbook Pro 13" 2012 IvyBridge HD4000 Model which came with 2GB x 2GB RAM. I Recently bought a single stick of 8GB RAM 1600Mhz (which is compatible). Gskill 8GB DDR3 FA-1600C11S-8GSQ ...
8
votes
3answers
695 views

How do I automatically kill processes that leak memory?

I have problems with processes that leak memory. They cause my hard drive to be filled with swap files in /private/var/vm. I would like leaking processes to be killed at sight by the OS. I’m not ...
3
votes
1answer
498 views

How to prevent OSX from allocating as much virtual memory as there is space available on the hard drive?

I recently had data loss because the hard drive was completely used up by virtual memory and some programs couldn’t handle zero free space on the hard drive. How can I prevent this from happening ...
1
vote
0answers
585 views

OSX - How to find out which process eats up memory?

My MacBook Pro has 8G RAM. Recently memory leak offen happened. Page outs and swap used kept increasing. The last time it used ~8G swap space. But in Activity Monitor, I can't find any process has a ...
2
votes
1answer
255 views

Why does free + active + inactive + speculative + wired not equal total RAM?

When I run vm_stat on my 10.6.8 MacBook Pro with 2 GB of RAM I get the following: Mach Virtual Memory Statistics: (page size of 4096 bytes) Pages free: 90518. Pages active: ...
2
votes
1answer
739 views

Can one influence Mac OS X's / Darwin's filesystem caching behaviour?

I have the following problem: When I run processes that consume a lot of memory, Mac OS X seems to refuse to release a large portion of the filesystem cache: In fact, instead of letting go of the ~ ...
4
votes
1answer
1k views

find what's producing inactive memory

First of all i'd like to ask politely for all of those who feel the need to explain it to me how perfect apple's memory management is to ignore this thread. A little background: The theory goes that ...
0
votes
1answer
174 views

Mac has enough memory, but still pages in, is that a problem?

I recently upgraded my memory, but I notice that while the OS does NOT page out at all (from what I see in Activity Monitor), the machine pages in regardless. Why does that happen? Is that a problem? ...
8
votes
3answers
5k 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 ...
44
votes
5answers
23k views

Isn't Inactive memory a waste of resources?

I'm looking for explanation of memory usage on my machine especially in light of the example in this screenshot below: I understand what is Free and Active means But what are the meanings of Wired ...
0
votes
0answers
55 views

Is there a way to monitor the stack of execution in order to find the longest hangs?

Related to this unsolved mystery: apple.stackexchange.com/questions/62416/why-do-i-get-serious-execution-lag-on-clicks-application-switching-and-general I'm wondering if there's a way to see which ...
0
votes
1answer
2k views

Strange QuickLook Error

I recently installed an SSD (m4 crucial latest firmware) with TRIM enabled on my late 2011 MBP 13". I did a clean install of Mountain Lion 10.8.1, enabled FileVault 2 and everything was working fine ...
6
votes
2answers
3k views

Disable inactive memory swapping

Background: OSX keeps some information in RAM that is no longer used, but was recently used. This is called inactive memory, and is intended to improve user experience by speeding up some actions: ...
3
votes
2answers
812 views

Why might more memory be wired in safe mode than in normal mode?

Maybe more noticeable in Lion and Mountain Lion, than in Snow Leopard and earlier versions of the operating system: in safe mode, an unexpectedly large amount of wired memory. Question Why ...
6
votes
3answers
3k views

Why does Finder use 59GB of swap space?

My new retina MacBook Pro(with 16GB RAM) keeps receiving this "Your Mac OS X startup disk has no more space available for application memory" message. I have 300 GB of free space on my hard drive, and ...
1
vote
2answers
4k views

Can I use 16 GB RAM with my MacBook Pro 7,1?

I just picked up 16GB of RAM for my MacBook Pro, running the newest OS X. According to the NewEgg reviews, it should work in it. However, once I boot up, it shows the Apple logo and, after a few ...
9
votes
1answer
2k views

Why is it that my Mac would rather swap than clear inactive memory?

Why is it that my Mac (running 10.8 Mountain Lion) would rather swap than clear inactive memory? I know people say that the Mac OS manages itself and whatever, but there is a serious performance dip ...
13
votes
2answers
7k views

Why do Apple's latest MacBook Pros cap the RAM limit at 8GB?

According to apple's latest documentation (at the time of writing), the cap on the newest MacBook Pros is 8GB RAM. The Mac Pros, however, can take up to 32GB RAM. So, why do the MacBooks have this ...
1
vote
0answers
191 views

Sum of all processes' real memory not equal to used memory?

I wonder why the sum of all processes' real memory listed in Activity Monitor is not equal to (MUCH less than) the used memory?
0
votes
1answer
73 views

Are the per process memory and other statistics defined the same as the system wide stats?

There's been a lot of posts about memory in OSX. None have really documented what the screen below speaks to. Especially the difference between private memory, and virtual private memory. Also does ...
2
votes
1answer
249 views

Any way to know what causes allocation of wired memory?

Activity Monitor lets me see how much memory is allocated as "wired", but I can't find a way to break the allocation down by applications or other memory consumers. Is there a tool out there that ...
2
votes
2answers
180 views

What do these different terms for system memory in OS X mean? [duplicate]

Possible Duplicate: What does it mean if I have lots of “Inactive” memory at the end of a work day? I just bought a MacBook Pro (I've been a Windows user before this), and I ...
3
votes
2answers
604 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 ...