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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1answer
48 views

Can you upgrade the RAM in the latest MacBook Airs if you ship them to Apple themselves?

I know that RAM is soldered onto the mainboard on the latest MacBook Airs, which makes a DIY upgrade apparently impossible. But would Apple do it instead though? The guy at the Apple Store told me ...
0
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0answers
8 views

Fortran incorrect checksum for freed object [on hold]

I am running a fortran code I wrote myself. The code works fine : each functions execute properly and does what I expect. To simplify I have construct large complex matrices to solve a linear problem ...
0
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0answers
25 views

When are macbook pro's becoming available with 32GB of RAM? [on hold]

I do distributed computing development including running numerous VM's and heavily loaded IDE's (several simultaneously). 16GB is just barely getting started. Any clues from apple when 32GB hits the ...
0
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1answer
176 views

Moving iPhoto to external drive on a MacBook Pro (Retina, 13-inch, Mid 2014) with 8 GB 1600 MHz DDR3

I bought a Seagate external HD 500gb with my Mac. Recently started using Photoshop and Lightroom, which take up a ton of space. I was thinking of moving my entire iPhoto to the Seagate to free up ...
1
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1answer
22 views

will RAM from a mid-2011 MacBook Pro work in an early 2011 iMac?

Will RAM from a mid-2011 MBP work in an early 2011 iMac (and vice-versa)? Both are listed as 1333 MHz PC3-10600 DDR3. I have 16 GB (2x8GB) in the MacBook Pro, and 12 GB (2x4GB + 2x8GB) in the iMac. ...
0
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1answer
36 views

iOS storage disappearing

I've got an iPhone 5s 8gb with about 1.4gb of free storage. Within the last week this storage goes down to zero multiple times a day just through normal use. When this happens iOS "cleans" all apps ...
0
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1answer
27 views

SSD in enclosure does not mount on older MacBook Pro

I bought a Crucial SSD compatible with my MacBook Pro (late 2007) and an enclosure. To my frustration, it would not mount and I think the hardware may be defective. Sometimes, I get it to mount and ...
0
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0answers
15 views

RAM Upgrade questions

I currently own a mid-2011 iMac which currently has 4 GB of RAM. The computer is currently running OS X Mavericks but I am thinking of upgrading it to Yosemite soon... I often use the computer to ...
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0answers
36 views

MacBook Pro does 3 beeps at startup once in a while, AHT finds nothing

My brother's early 2011 MacBook Pro intermittently refuses to boot: instead of doing the normal boot chime and the grey screen, it produces three short beeps every five seconds without the screen ...
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0answers
22 views

MacBook Pro Retina 15 Early 2013 - Lagging

I am currently using a MacBook Pro Retina 15" (Early 2013). It has been working like a charm for the last 1 and a half years but now I am seeing that the computer is slowing down when I used it for ...
-1
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0answers
18 views

Settings App underreporting available memory?

Iphone 4S, iOS 7.1.2: Settings --> General --> Usage reports 0 bytes available, yet I can still download and install apps and files. Does anyone know if Apple is doing us a "favour" by underreporting ...
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3answers
102 views

RAM usage on a slow MacBook with OS X Yosemite

I'm helping a friend with his MacBook. The problem is that his MacBook is kind of slow. He has 2 GB of RAM. I'm not familiar with Apple things at all, so I tried to see RAM usage with the activity ...
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0answers
19 views

Disable Quicklook for certain filetypes

We have a few Mac's that choke on folders that have a lot of .TIFF files in them. The quicklookd process, and Quicklook Helper processes skyrocket in RAM and CPU usage. I'd like to keep quicklook ...
0
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1answer
24 views

How to install SSD on late 2007 MacBook Pro (15 inch)

I have a slot on the left-hand side of my MacBook Pro (late 2007, NOT a unibody) and am wondering: is this slot suited for an SSD that I can simply stick in? Or would I have to install an SSD ...
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0answers
22 views

How did a process with an url as a name executed at my macos?

Is it some sort of chrome malfunction? - The process seems inactive, it has "http://www.imore.com/, ..." as the name, with a lego-like plugin icon, a default icon I suspect it might have been an ...
0
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1answer
23 views

iMac 27" Mid 2010 RAM Upgrade

I have an iMac 27", Mid 2010 (11,3 model). Can it take 8GB RAM modules? Apple's website http://support.apple.com/en-us/ht4255 says "The maximum amount of RAM you can install in your computer is 16 GB ...
0
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1answer
28 views

Is it possible to use old RAM on new MacBook?

My current MacBook Pro, a early-2013 13" i5, is getting very slow and I therefore want to buy a new one. However, I want to wait until the next generation comes out. In the meantime I will change the ...
0
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1answer
32 views

Macbook Pro Ram and/or Processor broken?

I am experiencing several problems with my MacBook Pro early 2011. It all started about two months ago with my wifi card. It lost connection to the network every few hours. The symbol in the status ...
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0answers
35 views

Apple Mail Using Excessive Memory

Recently, whenever I attempt to compose a message in Apple Mail, my entire system slows to a screeching halt and I have to shut mail down before I can have access to any other application. What's ...
1
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1answer
51 views

Upgrading 16 GB to a 4 GB iMac i5 2011 doesn't work with all modules loaded [SOLVED]

I don't know if it is only my issue. I have a 2011 iMac i5 with 2x2GB RAM modules. Recently I bought 2x8GB RAM modules. If I add the 2x8GB to the default 4GB RAM, the computer doesn't start. I hear ...
1
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1answer
78 views

Total memory doesn't add up in Activity Monitor

My computer's been really slow, to the point where it's almost unusable, and according to Activity Monitor, it's because the physical memory's basically all being used (the CPU usage is fine). ...
1
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1answer
22 views

Mounting a RAM disk on startup, but seems to be unmounted automatically

I wrote a simple script that mounts a ram disk: %> cat /System/Library/LaunchDaemons/ramdisk.plist <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST ...
1
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1answer
43 views

Mac is slower and has strange nuances in operation after liquid contact

I need some advice with my MBP late 2011 model (13″ Intel i5, 2.4 GHz, 500 GB HDD, 4 GB RAM). It all started one day when was a heavy rain which went through my windows. I had my Mac on my bed and my ...
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0answers
35 views

Why does Instruments say that WebKit in iOS (Safari) is allocating 200 MB of ram when I request a 15 MB file?

I am helping develop a cross platform web app, and we want to store about 20MB of data on the client. We are using the Application Cache to store our HTML, CSS, and JavaScript, and we are using the ...
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3answers
157 views

Best OS X for late 2009 MacBook

I have a white 13" MacBook (late 2009) with 2GB memory. It is currently running Mavericks. The machine is too slow, probably because the memory is just 2GB. I'm considering downgrading it back to ...
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0answers
69 views

iTunes and iPhone disagree on memory usage

There is a large discrepancy between the memory usage as reported by my iPhone and that as reported by iTunes - as well as between iTunes' Settings pages for the iPhone and the iTunes memory bar at ...
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0answers
15 views

Yosemite on Macbook pro - Memory constantly almost full [duplicate]

My Macbook is a late 2013 model with 8GB's of memory. I've recently been experiencing a scenario whereby my memory is constantly at 99% of the 8GBs I have, but there's no clear culprit on which ...
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0answers
16 views

Does OS X Manage RAM? [duplicate]

I was reading this SuperUser question, and it made me wonder, does OS X do any sort of memory managment, or does alloc() just fail to allocate memory, causing the process to crash?
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0answers
33 views

macbook air mid 13 overheating

My set up is macbook air mid 13 with i7 processor and 8GB of ram running OS X Yosemite. Which is plenty for my use, at least it has been. I usually have no more than 3 apps running as notes, reminders ...
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2answers
112 views

My Mac recently using RAM like hell?

I have 8 GB of ram and I have only 1.25GB free memory left, not enough to run 2 tabs of gmail. for chrome keep asking me to kill the process of my Gmail which 2-3 days ago I'm always have like 2-3GB ...
4
votes
4answers
549 views

2006 MacPro - Worth upgrading for use as a VM host?

I have a MacPro 1,1 bought in early 2007. Earlier this year I was about to recycle it but tried installing an SSD as a boot/apps drive. It has been a great success, it now feels like a new machine and ...
2
votes
5answers
135 views

Should i Buy SSD first or RAM for my Macbook?

I have a macbook pro 15 inch mid 2010. For school i have to use mostly Adobe applications but they take so long to boot up. Not only these programs but other programs too. What should i do to improve ...
1
vote
1answer
15 views

How to make sure that a memory card is compatible to my mac?

I want to upgrade my RAM from 4g to 8g. my mac specs are: I need 2 4g memory cards, and this is a specific card I saw in a store that should be working, but no one gives a guarantee it will work ...
2
votes
1answer
50 views

Would and SSD or RAM be the better upgrade in this situation?

I feel I'm making this post more for validation than anything, but I want to get some of your opinions as well. My friend contacted me the other day asking how she could make her MacBook Pro run a ...
2
votes
3answers
67 views

Why does memory appear near full even after upgrade?

I've just upgraded my MacBook Pro from 4GB to 8GB. Before the upgrade, I looked in the Activity Monitor and it said that it was using almost 3.98GB of 4GB (I'm a web developer, so I usually have lots ...
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0answers
23 views

Is it possible to exclude bad memory?

I have a MacBook Air 2012 (A1466) and it developed some memory errors. It crashes every half an hour and Apple Hardware Test says "4MEM/9/40000000: 0x79eea590". Unfortunately, RAM is soldered on the ...
2
votes
3answers
2k views

What is “secd” process on OSX (Mavericks, Yosemite)

I wonder what secd process does under OSX Yosemite. I am pretty sure I have seen this process running in earlier MacOS versions, but I don't remember it gobbling up all the available memory so ...
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0answers
363 views

Yosimite Detects Faulty RAM Module but Apple Hardware Test Does not?

I just bought a used MacPro3,1 on Amazon. The system came with Mac OS X 10.6 but I downloaded Yosimtie and it states that one of the 2GB modules is faulty. When I installed Yosemite it wiped ...
0
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1answer
42 views

Where can I find unsaved Preview images?

I have two unsaved images open in Preview. My Mac is on strike, no screen usable, but SSH is working fine. I really want to salvage my images. Where can I find my images ? At worst, I would accept ...
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1answer
17 views

got a macbook pro 2010 6,2… can i use ram from 6,1 macbook?

I've got to send my 2010 macbook pro 6,2 in for repairs. The MLB tested bad in the apple store. They'll replace that and anything else that's wrong for a flat $310, which seems like a fair price. ...
0
votes
1answer
185 views

Root Device UUID Error while installing Mountain Lion on VirtualBox 4.3

While installing Mountain Lion on VirtualBox, it starts booting, then stops at the line "root device uuid: xxxx-xxxxx-xxxx". I've allocated all the required RAM and memory, but even after looking ...
0
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6answers
5k views

Yosemite freezing/lagging constantly on 13" MacBook Pro (Mid 2012)

I'm running OS X Yosemite 10.10.1 on a mid 2012 13" MacBook Pro with the 2.5 GHz Intel Core i5 processor and 4GB of RAM. The hard drive (the 500 GB, regular HDD) was replaced about a year ago (close ...
0
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0answers
341 views

“Your system has run out of application memory.” How is that possible?

(Translation it->en: Your system has run out of application memory. To avoid problems with your computer, quit any applications you are not using.) How is that possible if there are only few open ...
0
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1answer
35 views

Lightweight Mavericks installation

What should I do to aggressively lower the memory usage of my Mavericks installation ? The only things I need to run are XCode and Firefox, everything else can go out the window; I'm not opening any ...
1
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1answer
37 views

Process using more memory than I physically have

I was messing around with a large (4GB) csv in pandas, when I noticed activity monitor was reporting using more RAM than I physically have in my laptop (15GB instead of the 8 I have). I was wondering ...
1
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1answer
31 views

Is it possible/a good idea to use an ExpressCard SSD for swap?

I have a 48GB WinTec filemate ExpressCard SSD which I'm not currently using for anything. My idea was that I would re-partition it with a 16GB partition for swap and virtual memory (I have 8GB of ...
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0answers
43 views

When I use Vagrant it rapidly uses up a ton of wired memory. Why?

Vagrant seems to be eating up free memory, but not with active memory. It's using a ton of wired memory. My current Vagrant box is running a PHP application with MongoDB. Why would this need so much ...
6
votes
3answers
1k views

Can I solder more memory into my MacBook Air

I love everything about my Macook Air except its very low maximum memory (and yes I bought it with the maximum available at the time). So I'm thinking "I know how to solder... how hard can it be?". ...
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2answers
45 views

sleepimage wrong size

I have a MBP Early 2011, which I have put 16GB in, despite the fact that apple claims the max is 8GB, this is a hack which is known to work– but I'm having some trouble with hibernate as a result. It ...
0
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1answer
286 views

2011 macbook pro blue screen

I'm trying to determine whether I'm having a ram, drive, or board issue. I used to be able to log in and actually use my laptop but it would run slow and over little time the fan would kick on and ...