Memory normally refers to RAM. Temporary, high-speed storage used to keep frequently accessed information available for use and helps keep the computer running smoothly

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Maverick is sluggish with 2GB of RAM using XCode 5, should I upgrade with 4GB or 8GB?

I have a 13 inch macbook pro from mid 2009 (5,5), it's really slow when I switch application, I'm using google chrome, XCode 5 (I already disabled "show live issues"), and not many other apps: Cog ...
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2answers
308 views

Should I buy all new memory or combine with old?

I tried googling for answers on this, but couldn't actually find any decent information. I have a mid 2010 Macbook Pro, which according to Apple supports up to 8GB of ram. I already have a single 4GB ...
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1answer
2k views

Insanely high kernel RAM usage (over 9GB) in Mavericks

I upgraded to Mavericks yesterday, and everything seemed to go fine, but today I noticed that my computer was becoming a bit slow. I checked Activity Monitor, and CPU / disk were at normal levels so I ...
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1answer
3k views

Is integrated VRAM included under `kernel_task` RAM in Activity Monitor?

I was stunned to discover that Mac OS X kernel can consume 750MB of RAM. A few related questions: Is it a problem if kernel_task is routinely above 130MB on mid 2007 white MacBook? kernel_task using ...
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0answers
92 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 ...
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1answer
98 views

How much more RAM can I add to my Mid 2007 24" iMac? [duplicate]

I have a "vintage" iMac with the spec below: This is going to sound like a real beginners question but can I up the RAM anymore? At the time, I upped it to as far as I could but could I put say 2 ...
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2answers
13k 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 ...
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6answers
40k 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 ...
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1answer
24 views

Memory card on iPhone

I have an sd converter for my iPad but can't find anything like it for my phone? Plan on using it to view shots from a trailcam while in the woods
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2answers
276 views

MacBookPro crashed with pixel disturbed screen and 3beeps

I have MacBook Pro 15-inch, Early 2011 Processor 2 GHz Intel Core i7 Memory 8 GB 1333 MHz DDR3 Once a week it crashed with beep sound ( 3 times ) beep - beep - beep Then pixel in the display ...
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1answer
914 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 ...
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1answer
223 views

RAM - Can this configuration support dual channel?

I'd like to upgrade my 27" late 2013 iMac. The current 8GB is a bit too little for me, and upgrading all the way to 32GB is a bit too expensive for me at the moment. For the time being, I'd like to ...
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1answer
223 views

Mysql process takes 500 mb of primary memory

I have a MBA 2013, and its not more than few days that I installed MySQL. I have not created any database in mysql yet, but still it takes a lot of memory on RAM. I have configured it to start ...
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4answers
408 views

Which memory speed for an early 2008 Mac Pro?

I've got an early 2008 Mac Pro with 4 Gb of memory which I would like to upgrade, but I'm unsure of the memory speed. In my "About This Mac" dialog it says the memory speed should be 667 MHz, but ...
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1answer
6k views

MacBook Pro 13-inch maximum memory

This Apple support article, MacBook Pro: How to remove or install memory, says that the maximum memory on a MacBook Pro 13-inch is 8 GB. Is that a hard limit? Why could I not install a 16 GB memory ...
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1answer
940 views

OS X's “free” or “/proc/meminfo” equivalent

OS X lacks the "Linux-friendly" free or /proc/meminfo. What would be the most reliable and backwards-compatible way of extracting this info: Current free memory, in bytes Going back as far as ...
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2answers
144 views

ram upgrade works in safe mode but not in normal mode

I have new installed 8 gb ram in to my 2010 imac i3. It kernel panic when booted, but worked when I start it in safe mode. It also shows as 12 GB ram. ( 4 Gb original and 8 gb new. ) How can I ...
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2answers
3k views

Computer keeps crashing after I replaced the RAM

I have an early 2010 MacBook Pro. I just upgraded the RAM to 8GB because I was constantly using more than 4GB. I have upgraded to flash storage as well so I didn't want my system constantly using ...
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2answers
264 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, ...
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0answers
201 views

Is there a way to limit Firefox / Chrome RAM usage?

I would like to know if there is any kind of setting to limit the RAM browsers can use. It's annoying that even if you have 30GB of RAM available eventually it will be all used by the browser.
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0answers
223 views

Weird graphics issues after waking MacBook up

After locking my Mac and waking it up a few hours later this is how it looks: Also, some of the icons look weird after restarting the system (for example not fully rendered time machine icon: ) ...
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1answer
37 views

Does iOS have the capability to execute multiple apps in memory, and enable you to switch between them, restoring the previous state?

This is for buying purposes; i.e. does the kernel schedule the processes and threads belonging to every process, and do the apps save states that can be resumed at the user's discretion? Please fill ...
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1answer
184 views

MBP early 2013 so slow! please help!

The institution I work in bought recently (early 2013) 8 MacBookPros 13' with 10.8 from an Apple store. (they are not Retina Display) The problem is that my laptop is suuuuuper slow at doing regular ...
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3answers
8k views

How to diagnose repeated OS X hang / spinning beach ball of death?

Here are my stats and brief summary of the problem: macbook pro; mid 2009; 13 inch; 2.26 GHz; 4GB RAM (currently, will elaborate); 10.7.5 The issue I'm having is that the computer constantly gets ...
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1answer
49 views

Where can I find ALL of the memory specs for the Mac Pro?

I have a Mac Pro (Mid 2012) with stock RAM, and I'm aware of the usual info about what it's using, e.g. DDR3 1333 PC3-10600E SDRAM, but I want to know more. I understand there are specs such as ...
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1answer
153 views

Activity Monitor showing significantly less memory than About This Mac

I've noticed this has been asked many, many times in the past, but I think my question/problem might be slightly different. Over the last year I've found my Mac has slowed down to a point where it's ...
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2answers
255 views

MacBook Pro 15'' RAM Question

I own a MacBook Pro 15 Late 2011 and I bought it for my work which involves crazy amounts of photoshoping every day. As PS is always hungry for RAM I bought 2 8Gb SODIMM modules to replace 4Gb modules ...
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1answer
255 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 ...
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1answer
546 views

Can a MBP 15'' early 2011 run DDR3L ram?

I have an early-2011 MBP 15' with an Intel I7 2,2 GHZ core. I'm thinking in upping the RAM to 16GB with 2x8 DDR3L sticks. I've read that using DDR3L with this core is not recommended, is this ...
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1answer
206 views

“Laptop Notebook Memory for Apple Mac Mini”? Does this sound right?

I am shopping for memory for a MacBook Pro (mid-2009) and I found this. Supposedly, it is "Laptop Notebook Memory for Apple Mac Mini". Can such memory be used in a Mac Mini? Can it be used in the MBP ...
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2answers
3k views

How do I remove Podcasts from IOS Podcast app

I've been using the IOS Podcast app and I'm trying to remove podcast from it. I had subscribed to a podcast, but now I unsubscribed and deleted the episodes. It still shows up in my podcast menu ...
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2answers
4k 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 ...
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3answers
396 views

Apple MacBook Pro RAM

Background: I am planning on purchasing a MacBook Pro before I go to college (Computer Science Major). The MacBook comes with a standard 4GB of RAM but there is an upgrade that cost $100, to double ...
2
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1answer
905 views

Understanding active, inactive, free and swap memory allocation

this is a conceptual question that came up from an issue I have. I've been monitoring memory usage with iStat Pro and Activity Monitor for some weeks, since my MacBook Pro (OSX 10.8.4 Mountain Lion ...
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1answer
210 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 ...
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1answer
51 views

Attribute appropriate amount of resource to run Mac OS + Windows + Ubuntu simultaneously

I have a MacBook Pro where VMWare Fusion is installed to enable Windows 7 and Ubuntu. One year ago, my system was well configured so that I could run Mac OS, Windows and Ubuntu at the same time. ...
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3answers
4k 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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2answers
761 views

Does iTunes have a limit on the number of movies it can list?

I have a very annoying problem. Using HandBrake I have been able to rip and hereafter metatag all the family's 1500 movies for our iTunes library. Once, I couldn't find the movie I was looking for, ...
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2answers
950 views

Tool for determining performance bottleneck

I am using my early 2011 MacBook Pro for iOS development, Photoshop work, and the like, and it is at times quite sluggish. Is there a tool that I can just run for a day, and then look at the ...
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1answer
1k views

Is there a firmware upgrade for the Macbook6,1 from MB61.00C8.B00 to B02?

This question is directly relevant to my failing attempts to upgrade the RAM in a Late 2009 White Unibody MacBook (MacBook6,1) to 8GB, and the question may be better asked in that context. It is ...
2
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2answers
1k views

iMac ram memory installing 16GB vs 20GB

I have a mid-2011 27" iMac with i7 processor. It came with 4 gigs of ram (2x2GB). I just bought 2x8GB of matched memory. I am wondering two things 1. is it good/bad/neutral to leave in the ...
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1answer
110 views

Amount of 'free ram memory', does that mean I should upgrade?

I regularly run several Java applications. There are about 4 applications that eat up a gig of RAM each(as I see in the Activity monitor). For the rest of the OS, I guess it is using another 3 gigs. ...
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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 ...
2
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0answers
285 views

How much will upgraded processor and RAM affect battery life?

I'm considering purchasing a new Macbook Air, and one of my main goals would be to maximize battery life. If I upgrade the standard processor (from 1.3GHz Dual-Core Intel Core i5 to 1.7GHz Dual-Core ...
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2answers
1k views

Possible to chain mac minis together?

Is there a guide to extending a mac mini by adding several mac minis together to add cpu and memory capacity?
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1answer
149 views

MacBookPro8,2 (early 2011) RAM size limit per Bank

as the titles states I'm curious about the maximum supported RAM per Bank on a MacBookPro8,2. I know the total supported capacity is 16GB but can this be achieved with just one DIMM leaving the ...
0
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1answer
390 views

Can I use 8GB 1666 MHz DDR3 on Macbook Pro Early 2011 15?

I want to upgrade my RAM of Macbook Pro Early 2011 15 inch. On apple website it says to use 1333 Mhz, unfortunately I cant find it in my local market , they are offereing 1666 Mhz of 8GB and saying ...
0
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1answer
213 views

Macbook Pro Early 2011 max ram support

Is it possible to put in 16 Gb ( 8 + 8 ) 1333 Mhz DDR3 in Macbook pro 15 Early 2011? As o apple website it says 8Gb max support, but I have found via Google Search, that people are using 16Gb also. ...
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3answers
1k views

Stress Testing Your Mac For Optimal Performance?

Stress testing maybe considered a useful way to determine if your Mac is performing at its optimal level of performance & may also be an indicator of faults of any components within your Mac. ...
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1answer
47 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 ...