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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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. ...
2
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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
855 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
1k 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 ...
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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
112 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 ...
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0answers
298 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
152 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 ...
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1answer
412 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 ...
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1answer
224 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 ...
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1answer
130 views

sleepimage file size

I'm planning a clean install of my MacBook Pro with OS X 10.6 and I want to make a partition (among others) only for the sleepimage file. Here's the problem: the partition's size. I know that this ...
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1answer
375 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 ...
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3answers
2k views

What kind of RAM should I use for my iMac?

My Specs are as follows: Model Name: iMac Model Identifier: iMac10,1 Processor Name: Intel Core 2 Duo Processor Speed: 3.06 GHz Number Of Processors: 1 Total Number Of Cores: 2 ...
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1answer
489 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 ...
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2answers
468 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 ...
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1answer
79 views

Can my iBook use any PC2700 DDR-SDRAM RAM?

My iBook currently has a stick of 256MB DDR PC2700 RAM installed. I want to bump this up to a gigabyte (because programs these days take a lot of RAM to link). I was wondering if an iBook G4 can use ...
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1answer
656 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! ...
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2answers
481 views

Why my RAM runs at 800 MHz in 4 slots of my mac pro instead of 1066?

I've got a Mac Pro 4,1. I had two KVR1066D3Q8R7S/8G planks in it and it ran on 1066 Mhz. Now I've bought two planks of KVR1066D3Q8R7S/8GI (the same with "I" at the end - stands for intel ...
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1answer
896 views

Mac Mini has slowed to an unbearable crawl!

I've read a lot of other questions about speed, but my question does not seem to be answered anywhere. My Mac Mini is running so slow that I cannot see what I am typing. It takes up to 15 seconds to ...
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1answer
233 views

MacBook unusable due to kernel_task

I've disabled hibernation, and removed the sleep image file. I shutdown my Macbook Pro (15" retina), unticked the box to open windows on restart, and started my MacBook again. As soon as I'd logged on ...
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2answers
3k views

VirtualBox or Parallels: Great Visualization

I decide to choose two virtual machines. VirtualBox and Parallels. Issue: Which of them good enough for visualization tasks? (GPU, games) I want to install on my Macbook Pro 2011 more RAM: 4gb -> ...
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3answers
247 views

Transfer RAM from MacBook Mid 2010 to MacBook Pro 2008

I ruined my beloved mid 2010 MacBook and planning to get a used MacBook Pro 2008 (not unibody) now. Currently, I have 2x4GB memory units in my MacBook and I would like to now if I can use at least one ...
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0answers
318 views

Black Screen after installing RAM in MacBook (early 2008)

I've tried installing 2 x 2gb DDR2 PC2-6400 modules into an early 2008 MacBook. After installation the machine booted into a black screen, with no chime. I tried reseating the RAM, same problem. I ...
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5answers
141 views

Mac Pro 2007 crashes repeatedly

Yesterday my Mac Pro 1,1 (2007) running 10.7 started freezing up. It keeps on doing this after restart. Usually it will perform one task, but when asked to do a second, it freezes. The cursor will ...
2
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1answer
982 views

How can I disable the HD4000 integrated graphics card on a MacBook Pro?

HD 4000 on my MacBook Pro shared 512 MB RAM from my main memory, which is calculated as part of kernel_task. My question is simple, is there a way to disable it, stopping it from taking up 512 MB of ...
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1answer
1k views

16GB of RAM makes MacBook Pro's fans go wild before sleep?

I recently: installed 16 GB of RAM (1600 MHz); on my late-2011 15-inch MacBook Pro; running OS X 10.7, aka Lion; with an Apple SSD drive. According to Apple my MacBook Pro only supports a ...
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3answers
5k views

Can a 2009 MacBook Pro use more memory than Apple's 'maximum RAM' figure of 8 GB?

I have a 2009 MBP with 8GB of RAM. I run Windows under Parallels pretty much all the time (I use Visual Studio for work). I recently installed an SSD to speed it up a bit and its running beautifully. ...
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2answers
134 views

How accurate is System Report on RAM speed?

I have successfully replaced 2 * 4GB DDR3 1333 MHz RAM (Samsung) with 2 * 8GB DDR3 1600 MHz RAM (CnMemory). Everything runs fine and System Report is displaying the RAM is running at 1600 MHz. Now I ...
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1answer
251 views

Broken PowerBook G4

My PowerBook G4 is broken and has been for a couple of months now. I owned it while it was working for about 1 and a half years. When it broke originally, I was restarting it after changing the boot ...
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2answers
495 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 ...
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4answers
8k views

I run out of RAM on a 8GB MacBook Pro 15"

I'm a designer using Snow Leopard on a MacBook Pro 15" (i7) with 8GB Ram, 500GB (180GB free) (2010 model). I usually use Chrome (4/5 tabs), Firefox (1/2 tabs), Skype, VM Ware Fusion (with Win XP, ...
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3answers
815 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
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1answer
635 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 ...
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2answers
119 views

Would a late 2008 MacBook run with 8 GB or RAM if correctly purchased?

We've got a late 2008 MacBook (already upgraded to 4GB RAM), it's fine -speed wise, but when checking the activity monitor were very close to running out of space -RAM wise. What I would like to do ...
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1answer
481 views

How to delete files on iMac with no menus — Your startup disk is full

I have an iMac with the 10.4 OSX operating system installed. When I boot the computer it prompts me with this message: "Your startup disk is full. You need to make more space available on your disk ...
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2answers
518 views

Macbook Pro early 2011 16G Memory Upgrade

I just purchased a Corsair 16GB Memory upgrade for my 2.4GHz 13" MacBook Pro, but I have not been able to make it work. If I put both modules together or one of the modules alone the Mac wont bootup! ...
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0answers
694 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 ...
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0answers
171 views

How do I ensure smooth video and music playback without breaks?

I'm using a MacBook Pro from 2011 with 4 GB RAM and I'm experiencing problems with music playback in iTunes (music stops and starts periodically) and video playback does the same. I've read many ...
2
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1answer
318 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: ...
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1answer
72 views

Can I use memory taken from a Macbook Pro in a Mac Pro?

My Macbook Pro from around 2008 finally died. It has two 1 GB memory chips. (Specifically, two of this Samsung chip.) My question is: can I use these chips in my 2011 Mac Pro?
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1answer
1k 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 ~ ...
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1answer
71 views

What are the requisites for RAM in a MacBook?

I've just purchased my MacBook Pro (13-inch, Mid 2012) (it's not the retina model where RAM is fixed) and I'm considering more RAM. On the system information app, I found this info. BANK 0/DIMM0: 2GB ...
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2answers
179 views

Is there a technical reason not to upgrade a MacBook's RAM past its listed maximum?

According to this page, Macbooks are expandable to memories larger (and, in one case, faster) than those released by Apple. Search for "expandable" in that page to see the many cases. But Apple is ...
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2answers
846 views

Is it possible to reduce memory usage by iTunes 11 on Mac?

I have iTunes 11.0.1 running on Mac OS 10.8.2 with quite a large music library, some podcasts and my iPhone connected. According to Activity Monitor, the iTunes process is taking 1.6 GB real memory, ...
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3answers
858 views

Would Upgrading to 16GB RAM be Beneficial?

I'm running on an i3 processor, 2010 model, 3.06 GHz. I'm currently have 4GB of RAM, but if I were to upgrade to 16GB, would: Applications open quicker? FPS increase in game? Overall performance ...