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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4
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106 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 ...
2
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49 views

Use Ram as graphics memory 5k imac

My graphics memory (4gb) is getting eaten up by my 3 or 4 apps that are open. Is there any way to allow the graphics card to use free RAM instead of swap memory? The second the graphics card dips ...
2
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0answers
104 views

distnoted service memory leak

I have problem on Mavericks 10.9.5. When my macbook air (mid 2012) awake, it freezes on 5-10 minutes. Sometimes I keep up to show process list and I see that "distnoted" service eats all CPU time. I ...
2
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0answers
34 views

Get RSS Memory usage from entire OS on command line

I need to get the entire count of RAM being used on a command line. I can get individual process RSS usage using ps -o rss= -p #{pid} How do I get all the memory usage for the entire system on the ...
2
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0answers
76 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. ...
2
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298 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: ) ...
2
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0answers
407 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 ...
2
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93 views

iOS Memory Mangement Technique

I was wondering what kind of technique does iOS use? Single contiguous allocation Partitioned allocation Paged memory mangement Segmented memory mangement I believe it is partitioned allocation, but ...
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138 views

vm_compressor=VM_PAGER_DEFAULT in Yosemite caused freeze when physical memory was full

The memory compression caused frequently lag so I tried turning it off by using the command sudo nvram boot-args="vm_compressor=1" The lag was gone but I got crashing freeze when I opened some ...
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70 views

softwareupdated using 350MB+ of memory, is this a problem? How can I get it to use less?

I'm running Yosemite with the latest updates. softwareupdated is using approximately 380MB of memory. That seems quite high to me. Is that normal? Is that indicative of a problem? Does ...
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0answers
126 views

Facetime audio takes up SSD space

I was just using FaceTime audio and my phone told me I was running out of space. I was curious as to how this was possible as I knew I have about 2GB free yesterday. I kept going back in and ...
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0answers
101 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 ...
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57 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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0answers
24 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 ...
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1k 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 ...
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236 views

Safari and other programs using too much RAM with barely any tabs open. Happens daily since Yosemite

I've noticed a drop battery life as well as performance from my macbook since the new Yosemite update a week ago. The performance slows down greatly, even with my 8gb of ram. Animations are very ...
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227 views

Why does OS X use swap memory when memory pressure remains low?

My system (Yosemite / 10.10) has been paging out to swap memory despite my memory pressure reading less than 50% over the last 7 days (tracked with iStat Menus). How is this possible? It would be one ...
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58 views

OS X Ram Viewer

I am starting to become an intermediate C++ programmer and messing around with memory allocation and would like to take a look what is going on behind the scenes. For instance, I would like to see ...
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159 views

Is 8gb of RAM in one memory slot possible for a mid-2009 2.53GHz MacBookPro5,4?

I have a mid-2009 2.53GHz MacBookPro5,4 and recently bank 1 stopped recognizing any ram installed in the slot (similar to this issue https://discussions.apple.com/thread/4263981). I originally ...
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390 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?
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176 views

How to prevent PressAndHold from loading?

I have already disabled PressAndHold through terminal, but I see that it still appears as a process on Activity Monitor. It is taking 2.9 MB for me, but I want it to stop and not to begin at all. When ...
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511 views

Safari going nuts in Mavericks - iMac totally unresponsive

Is anybody else experiencing Safari going crazy on Mavericks? I have just unlocked my iMac (Model 2012, 12GB RAM, 2TB HDD, Core i7 3.4GHz) and everything was slow motion. The hard disk was spinning ...
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131 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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318 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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868 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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297 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 ...
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636 views

How to down-clock RAM?

My Mac (Mid 2009- MacBookPro5,5) laptop installing OS 10.8.2. Currently, it is using 2 x 1GB (1066 Mhz). My friend gave me 2 x 2GB (1600 Mhz) of his 2012 Mac. After installing 2 x 2GB (1600 Mhz) on ...
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1k views

Close down all background iPhone apps without clearing task switcher (Jailbreak)

I have a 3GS running 5.1. Memory management is key to keeping it running smoothly. I've tried: SBSettings processes. Clears apps one by one and clears memory - and leaves them in the task switcher. ...
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115 views

memory bandwidth for 13.3 macbook pro early 2011?

I have a 13.3 MacbookPro early 2011. Stock memory is 2GB x 2 PC3-10600 DDR3 1333 MHz. Now I want to upgrade RAM as 4GB x 2. Can i buy a memory which is PC3-10666 1333MHz, or do i have to buy ...
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116 views

iMac boots with one RAM, but not two

I've got a curious little problem going on over here. I've got an old late 2006 iMac (the white one). Was sportin' 1gb of ram, so I went and bought some more (4gb). Actually I bought two of those, and ...
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84 views

Crashes and hangs after memory DOWNgrade

I recently lost one of my SO-DIMM memory modules on my 20" iMac (2.4GHZ Core 2 Duo alu), and now my iMac is back on 2GB memory from 4GB. Both were ValueSelect (DDR2 667MHz 200-pin) modules from ...
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254 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?
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287 views

memtester hangs in single user mode

Trying to test as much of my 8 GB of RAM as possible with memtester, I encountered a hangup in single user mode, but not when running memtester on my admin user account. vm_stat is used to calculate ...
0
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0answers
7 views

Why is “Spotlight Web Content” using so much VRAM and CPU?

Why is “Spotlight Web Content” using so much (32.56 GB) virtual RAM and CPU (up to 122.41% apparently)? More interestingly, how can I prevent it from doing so? I am running this MacBook Pro with 4GB ...
0
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0answers
21 views

Process: kernel_task over 700mb memory

Anyone knows how do I solve high memory consumption of the process "kernel_task" ? I tried to delete .plist files from folder bellow, but the problem still continue My Mac: Macmini6,1 ...
0
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0answers
34 views

Power Mac G5 doesn't boot/black screen

I have a Power Mac G5 (Model No: A1047 EMC 1969C). My problem is that it doesn't properly boot anymore when powered up. When I'll press the power button, the white LED next to the button will ...
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102 views

Course of action to clean up RAM on sluggish mac

Below is an EtreCheck report on my system. My problem is that I have <3 GB or 2.5 GB even after a reboot, with relatively few menu bar applications starting up. (This drops to 20-300 MB once Chrome ...
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15 views

Locate webpage processes (to kill them when reach memory limit)

Lately I'm suffering memory issues on Safari. Every few time the opened webpages start eating memory. See the example image. I'm thinking of creating a script to kill those webpages when reach a ...
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264 views

Intel Core 2 Duo and Yosemite

I have a iMac circa 2009/2010 running a 2.66GHz Intel Core 2 Duo, with 2GB RAM installed. If I was to upgrade to Yosemite, even with an upgrade to 8GB RAM, would this be enough to run Yosemite well? ...
0
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0answers
171 views

iPhone keeping “zombie” files memory spaces even after deletion?

I have some issues with an iPhone 5c and I would like to know how it actually stores space in the disk. I will do a very basic example: The problem I try to send a picture through the WhatsApp ...
0
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0answers
40 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 ...
0
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43 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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0answers
70 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 ...
0
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0answers
183 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
48 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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55 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 ...
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250 views

WindowServer/Kernel_task using over 8GB of ram causing slow down and pausing on apps

I am a developer and I have upgraded my OS to Mavericks and since then I have had the "force quit applications" window popping up with multiple apps paused. Before Mavericks I never had this issue. ...
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0answers
182 views

Multiple Google Chrome Helper.app (Not Responding) In Activity Monitor

Before i start let me say that i have turn my settings to make all plug ins ask before starting. I have a 2010 Macbook Pro 15 inch with 8GB memory from OWC and 256GB SSD samsung 840 Pro. I just ...
0
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0answers
59 views

Do I need to upgrade only the RAM for making Ubuntu's virtual machine quick and smooth as OS X at the same time?

I own a Mac mini Mid 2011. My Mac mini's details: 8GB RAM DDR3 1333 Intel Core i5 2,3 GHz Intel HD Graphics 3000 512 MB I have Ubuntu 14.10 and OS X 10.10 partitions with modified rEFInd, but it's ...
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0answers
91 views

Memory pressure explosion due to grunt task

So I created a quick icon using PSD to add to an existing sprite sheet that I generate using Compass SASS. When I ran grunt compile this happened to the memory pressure: OSX 10.9.5 running Mavericks ...