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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3answers
3k views

Mac Mini (Late 2009) - Recommended OSX Version for it?

I have a Mac mini (Late 2009) (hw.model: Macmini3,1, 2 GB RAM) that I've got hooked on my TV primary as a "media consumption" device... but a while ago I updated it to: Mac-mini:~ javier$ sw_vers ...
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2answers
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Compatible RAM and SSD drive for macbook pro 2012 MD101

I want to help a friend upgrading her macbook pro macbook 2012 MD101 from 4GB RAM and HDD to 8GB RAM and SSD. Since I am not a mac guy myself, I need to ask you guys what is the compatible RAM ...
99
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18answers
110k views

Is there a Mac OS X Terminal version of the “free” command in Linux systems?

On Linux, I often use the free command to see the current amount of free and used memory in the system. For example: $ free total used free shared buffers cached ...
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0answers
21 views

IPad memory of ICloud

Often, I see Your iCloud memory is full. However, when I go to iCloud memory in Settings, I find that about 50% of storage is empty or available. How can I remove this message?
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3answers
2k views

Macbook pro doesn't want to start, “no RAM installed” beeps (1 every 5 seconds)

I have a problem with my Macbook Pro. Everything was working fine up until yesterday; I can't start it anymore and it "beeps" once every 5 seconds. According to the support, this indicates that "no ...
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0answers
13 views

Running Out of Space in my Mac Book pro 256GB [duplicate]

I have a mac book pro 256 Gigs of storage and 8 gb ram. Since, few days, I have been noticing performance degradation in it. After doing a little introspection, I found these things. SSD Usage ...
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0answers
35 views

Can a skilled electronic technician with proper tools upgrade the RAM in a MacBook Air?

I know these computers have RAM soldered directly onto the motherboard. I know Apple states that these computers cannot have their RAM upgraded. I know that if you do get a RAM upgrade through Apple ...
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2answers
1k 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
64 views

Optimise use of hardware under Mac + Windows in virtual machine

I use a macbook pro with OS X El Capitan 10.11.4, 2,5 GHz Intel Core i7 and 8 GB 1333 MHz DDR3. I need to code in Visual Studio and use Microsoft Excel for Windows, thus I installed Parallels ...
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1answer
22 views

How can I back-up my OS X instance and Restore from mounted drive?

Synopsis I have been having trouble With my MacBook Pro (Mid '12, 15") I deployed tonnes of work Sunday evening/early hours Monday morning before I went to bed, leaving my MacBook running but ...
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1answer
26 views

iMac (mid 2010, 27") minimum ram slots required to fill

Can I use only two 8 GB RAM modules with my mid 2010 27" iMac (2.8 GHz Core I5)? In other words, do you have to fill all 4 memory slots or are 2 filled slots sufficient?
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2answers
37 views

iMac (Late 2015) using swap when there's still plenty of RAM left

My wife's new iMac is behaving rather oddly. Despite being a pretty powerful machine, it's rather slow and laggy. I looked into it, and it seems her swap memory is maxing out, even though there's ...
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0answers
14 views

How can I confirm that Dual Channel Tech is enabled? [duplicate]

I have updated DRAM to 16GB (8GB * 2). My new memory modules are Silicon Power's DDR3 204 Pin SO-DIMM DDR3 1600 PC3 12800 "SP016GBSTU160N22" modules. According to the specs of this memory, it can ...
3
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4answers
7k views

My iPad camera roll says it is using 7.5 gb after all pics have been deleted for weeks

Please help me. I have deleted apps and photos to get memory on my iPad, and it still says I have 0gb left. It has been a couple of weeks. All photos have been deleted from the 'recently deleted' ...
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2answers
5k 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 ...
0
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1answer
197 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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1answer
74 views

memtest86(+) not working on MacBook Pro 8,3 17" 2011?

When i run memtest86 or memtest86+ on my MacBook Pro 8,3 2011 17" 2,5GHz the machine reboots after a few seconds. I tried 3 different pairs of ram modules. problem persists. I never had any issues ...
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0answers
26 views

Is it feasible to mix different brands of RAM?

Based on my online research, I believe it is safe to assume that one can use two sticks of RAM that have different RAM sizes (2 gigabytes, 4 gigabytes, etc.). However, my Macbook Pro has been ...
7
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1answer
4k views

Can I put more than 8GB of Ram in a MacBook Pro 5.1

I have a 5.1 MacBook Pro (5.1 Model Late 2008) with 4GB of Ram. All the apple documentation I can find that the maximum supported for this model is 8GB of RAM (2 x 4GB). Has anyone tried to put bigger ...
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1answer
4k views

Macbook Pro (5.1 Model Late 2008) 16GB RAM upgrade

Can I add 16GB of RAM in my MacBook Pro (5.1 model, late 2008) running at 1333 DIMMs?
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0answers
13 views

Why could MBP be making slow churn after RAM update?

I recently upgraded my MBP Early 2011, 2.7 GHz Intel Core i7, RAM from 4GB to 8GB. I'm running Yosemite, so I figured this was a good decision. I've noticed that my MBP now is louder than it used to ...
2
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1answer
28 views

OS X displays weird pattern randomly freezes and shuts off

I recently upgraded an early 2011 MacBook Pro, installed 2 new Kingston SSDs and two new 4 GB RAM sticks (unsure of brand, and I think what may be causing the issues, but wanted to get a second ...
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0answers
58 views

Beachball of death, login screen and kernel_task issues

I have an issue with a 2 week old MBP 13 (early 2015). Here is 3 things I'm worrying about: Beachball of death. It is appeared 2 or 3 times (once when Chrome and Atom were open and once after 10 ...
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0answers
114 views

How to disable Swapfile in OS X El Capitan

I've tried these commands in OS X El Capitan, but it doesn't work: $ sudo launchctl unload -w /System/Library/LaunchDaemons/com.apple.dynamic_pager.plist $ sudo rm /private/var/vm/swapfile* $ ...
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7answers
15k views

MacOSX cpu/mem monitor in system tray (menu bar)

I would like to monitor CPU and memore usage in realtime with charts on a Mac OS X system tray (menu bar). Is there a utility that provides such functionality?
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1answer
22k views

How to investigate high kernel task memory usage?

I was using my MBP (with 16GB of RAM) as usual and out of blue I've this popup that: Your system has run out of application memory. To avoid problems with your computer, quit any applications ...
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0answers
3k views

iOS 8: Prevent Safari Mobile from reloading tabs by default

When switching between tabs in Safari Mobile -- Even within a few seconds -- Safari will automatically reload the tab. This will happen more frequently between sessions: Switching between Safari ...
0
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1answer
28 views

How to automat the selection of usb disk based on size

I am trying to automate a process where teachers delete content on memory sticks with different name then put the right content back (same each time) and rename the memory stick to UDISK. I want to ...
3
votes
3answers
6k views

Will upgrading to 4GB RAM on a white MacBook work?

I've seen discussions about upgrading memory but it was only for the MacBook Pro. I have a white 13" MacBook with 2GB memory, I'm considering about upgrading the memory to 4GB. Is it possible to ...
12
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0answers
567 views

How is the Y value for the Memory Pressure graph in Activity Monitor calculated?

How is vm.memory_pressure's value bounded / calculated on OS X 10.10.2 - Yosemite? I've researched several answers to this question and am trying a few things on the command line to get exact values ...
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0answers
44 views

iTunes audio cuts out at random times when listening to music

This has been an ongoing problem for over a year now. When listening to music in iTunes, something is causing the audio to cut out for a second or two at seemingly random moments. I never stream ...
0
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1answer
38 views

Upgrading Ram on macbook pro mid 2010

Hello, I would like to upgrade my macbook pro mid 2010's ram so it could run faster. I'm going to be a student next year so i'd like to lower the costs as much as I can. what would be the maximum ...
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0answers
18 views

Which is better: 8GB or 8GB + 2GB RAM (Macbook7.1 mid-2010) Pros and cons?

So I have two sticks of RAM memory, PC3-8500, 1066MHz: 8GB and a 2GB stick. Is it better to have both of them inside or maybe I should put out the 2GB one in case it will slow things down? I ask this ...
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10answers
38k views

Can I use 16GB DDR3-1600MHz RAM in an early Macbook Pro 8.2?

I found Macs which had: 16GB RAM installed 8GB RAM installed, but running on 1600MHz instead of 1333MHz (link in dutch) Question Is it possible to put 16GB running at 1600MHz in my Mac? If ...
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2answers
83 views

Can I upgrade RAM to 16GB on MacBook Pro 17" i7 2.66 GHz?

When I checked it on System, it says 8 GB RAM. But I wonder, if I put 16 GB of RAM in the two slots of my MacBook (2 8GB sticks) will it work?
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2answers
267 views
2
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2answers
35 views

Why is Finder listed as using more RAM (24 gb) than is on my machine? Bug?

Activity monitor shows finder using ~24 gb of RAM (screenshot below), when my machine only has 16 gb installed. I figure this has to be a bug because "Memory Used" only shows 9.62 gb, and I'm not ...
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0answers
9 views

OS X swapping with free memory available?

I've noticed my machine keeps swapping memory even though there is (at this moment) around 7 GB of RAM still free; does anyone have any insights on why this is happening, if I should care, and if so, ...
0
votes
1answer
31 views

Where to view app memory usage in iPod Touch?

On my iPod Touch I cannot find where to view app static memory usage (not RAM). Googled articles point to Settings -> General -> Usage. But Usage is not an option within the General section - ...
0
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2answers
14k views

What are the differences between SDRAM and SO-DIMM RAM, and which should I use for my iMac?

I've started virtualizing Windows 7 on my Mac and I've realized 4GB of ram simply isn't enough for listening to music, surfing the web, virtualizing Windows, and running a compiler all at once. The ...
8
votes
6answers
47k 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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0answers
16 views

Prevent iOS from closing background app [duplicate]

I use an app called "GPS Tracks" to track my movements throughout the day with my iPhone 6 on iOS 9.2.1. The app often shuts down while it is actively recording in the background, which the developer ...
0
votes
0answers
96 views

CommCenter (from CoreTelephony.framework) is eating 600+ MB of my RAM, why do I even need it?

I'm talking about a MacBook laptop, running OS X 10.11.3. As far as I understand, CoreTelephony.framework is about cellular networks, so it might be useful on phones, for example. But the laptop ...
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0answers
14 views

MacBook Pro Distorted Video, Loud Beeping, Really Hot

This almost always happens within a few minutes of starting the Sims 4, or watching Netflix. The computer gets hot (I guess is normal for an intensive game), and eventually the screen gets distorted ...
3
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3answers
4k views

Mac Pro Memory - Should I use 8 RAM slots in dual-channel mode or 6 RAM slots in triple-channel mode?

I have a Mac Pro tower with a 2 x 2.66 GHz 6-Core Intel Xeon chipset, and 8 RAM slots. I have been told because of the processor's triple-channel memory capability that I should be installing RAM ...
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1answer
135 views

Where does iPhone store information about current battery percentage?

I wonder how is it exactly with the calculation of the battery percentage: from 100% down the software calculates which resources were used and for how long and thus it approximates the current ...
14
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1answer
9k views

vm_compressor_mode (vm.compressor_mode) values for enabled compressed memory in OS X

Background In Super user, with an accepted answer: Disable compressed memory in Mac OS 10.9 Mavericks? Also in Super User: how to get memory compress back in Mac OS 10.9 Mavericks? – and ...
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4answers
4k views

Troubleshooting a slow Mac - OSX 10.9.5

My 2012 MacBook Pro 15", OS X 10.9.5, 2.6GHz i7, 16gb ram, 750gb hdd, has been acting very slow recently. Starting up takes a long time, not only for the login screen to show (if starting up from ...
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0answers
182 views

OS X restart with a Panic Report

I have worked in an environment inside VirtualBox on latest El Capitan OS X on MacBook Pro (Early 2015 13" 16GB RAM). Working with latest Vagrant (v1.8.1) and latest VirtualBox (v5.0.16) installed on ...
2
votes
2answers
206 views

The Storage “Used” does not add up

I have iPhone 6s 64GB. I got 64GB because 16GB just wasn't cutting it. I didn't want to worry about memory being full. However last night out of nowhere, I got the message saying my storage is almost ...