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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4answers
12k views

High memory usage, macbook pro retina feeling sluggish

My Macbook Pro Retina seems to be feeling sluggish and I don't think it should at all. I'm running: photoshop, 1080p movie on VLC plugged into a Thunderbolt Display. Looking at the activity monitor ...
0
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3answers
43 views

Upgrade or replace early 2008 Mac Pro?

I have an early 2008 Mac Pro that I use for research involving a lot of statistical computing. Some of this requires a decent amount of memory (storing hundreds of thousands of iterations of ...
6
votes
4answers
17k views

Kernel_task using 300% CPU time, high fan speed and slow computer in MacBook Pro

My MacBook Pro has become slow lately. Activity monitor shows kernel task is using around 300% CPU. The fan is always on at high speed. Below are the details of my computer: Macbook Pro 13-inch, ...
1
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1answer
16 views

Speed of Ram via serial Number

Is it possible to tell the speed of R.A.M of a Mac Mini by the serial number, and if so where would one do that? I need to know whether or not a Mac Mini is specifically Pc3-8500 through the serial ...
0
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0answers
18 views

MacBook Air (OSX 10.7.5, 2gb RAM, 1.5gb free storage) constantly running out of RAM with only browser open

I have a 4 year old MacBook Air which has been fantastic until recently. It is really struggling to run any program. Right now I have about 5 Chrome tabs open and it is struggling to keep up with the ...
0
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1answer
20 views

2 ram sticks not working toghether

I have a weird problem on my mid 2013 27" imac. A few days ago, I started getting kernel panics and crashes every few minutes. After discarding software issues, I started testing the ram sticks. I ...
3
votes
1answer
3k 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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1answer
2k 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 ...
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1answer
28 views

Is there a peak RAM age?

I'm using a MacBook Pro upgraded to 8GB of RAM. I have an app called Memory Clean in my menu bar that shows how much unused RAM is available. Recently, (about 9 months since RAM installed) I noticed ...
0
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2answers
2k 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 ...
0
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1answer
37 views

What makes OSX say that it's low free space on the boot volume for the program memory?

I had 3 GB of free space on my 32G SSD drive when I decided to do an index rebuild in my apple mail. It ate up all the free space. I connected an external drive and moved some applications to free up ...
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2answers
28 views

Which upgrades to my iMac 2011 will improve performance the most?

I have started a job that will require processing of large datasets using python and ArcMap (separately and in conjunction with ArcMap). I have a 2011 27" iMac with the 3.1 Mhz i5 (3rd generation I ...
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1answer
32 views

Does a Corsair CMSO8GX3M1C1600C11 RAM works on a MBP mid 2012?

Does a Corsair CMSO8GX3M1C1600C11 RAM works on a MBP mid 2012? I know Corsair has mac compatible memory sticks but this one I mention is the only one I can get at my location. From what I see the ...
0
votes
3answers
64 views

Fully upgraded MBA or MBP (13")? [closed]

I'm looking to buy my first macbook and I am unsure which one to buy. I will use my laptop while travelling mostly next year on my working holiday visa for general purposes (web browsing, watching ...
0
votes
2answers
972 views

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

hello everyone, i have a problem with my Macbook Pro :( Everything was working fine until yesterday. But i can't start it anymore, a "beep" tone appeared, once every 5 seconds. According to the ...
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1answer
34 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 ...
1
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2answers
33 views

2010 Macbook Pro keeps crashing in Adobe - does it need more video memory?

We have a late 2010 Macbook Pro 15, 8gb memory, 512mb video. When we have more than one Adobe product open (And sometimes only one product) the computer will freeze. Our designer who uses the computer ...
0
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0answers
39 views

Upgrading SSD and RAM has horrible side effects

upgrade a MBP 13inch ram and hdd to ssd Upgraded using carbon copy cloner. Constant beach balling Takes 40 seconds of white screen to get to the apple boot screen Network just doesn't work. It ...
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0answers
15 views

Feasibility of swapping two MacBook Pros (both hard drive and RAM)?

I have an early 2011 MacBook Pro, and my sister has a mid-2012. I've already seen the suggested duplicate possibilities that say that just swapping the hard drives shouldn't be problematic, but I've ...
2
votes
2answers
10k views

Can I use DDR3 1600MHz RAM in a Mac instead of 1067MHz?

I'm trying to get a 16 GB (2x of 8 GB) RAM to boost my computer, even though Apple says that it's only 8 GB on macs, but we know Apple is wrong on that. However, when I searched the online shopping ...
1
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1answer
34 views

Deleting photos on iOS7?

For some reason whenever I delete a photo on my camera roll, the corresponding photo on iCloud photo stream would also be deleted. Am I going crazy here? I thought the whole point of photo stream is ...
0
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0answers
16 views

Puzzled by softwareupdated's storage usage, as reported by Activity Monitor

I want to understand what is being reported by the Activity Monitor for softwareupdated. It reports that softwareupdated has around 430MB of memory (it varies), but if I click on it it reports: ...
4
votes
3answers
2k views

Will the new 2015 “MacBook” be able to run VMs effectively? Windows especially

I currently use a 2Ghz i7 x 8gb Memory 2013 MacAir. With this I am able to effectively run a windows 8 VM running Visual Studio Professional and other developement apps simultaneously, or Ubuntu and ...
2
votes
7answers
20k 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 ...
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3answers
3k views

Mac becomes slow and unresponsive when opening complex pdf

So I a trying to open some lecture slides from my university to study however when I try to open certain PDF files the system becomes extremely slow and unresponsive. Details of the PDF (Blurred out ...
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votes
4answers
8k views

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

I would like to monitor cpu/mem usage realtime with charts in MacOSX system tray (menu bar). Is there any utility that provide such functionality?
2
votes
1answer
352 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 ...
4
votes
2answers
9k 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 ...
0
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1answer
29 views

Slow indexing and/or hashing in nearly low memory in OSX

I have observed slow indexing and/or hashing in OSX which are expressed in the SSD disc which is nearly full (about 5% free space). This bug has been reported to me to exist in earlier OSXs too so ...
0
votes
2answers
258 views

RAM upgrade for a macbook pro late 2011

I have a macbook pro late 2011. At this moment I am running the basic 2x 2GB 1333MHz rams ,but I want to upgrade. Now,I have read on some forum that this macbook can run 1600MHz rams even though ...
3
votes
1answer
96 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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votes
8answers
26k 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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votes
6answers
16k views

iMac with 8GB RAM — memory always almost full

I have a 27'' iMac (Late 2012, OS X 10.9.2) with 8GB RAM. The usage of memory is always above 7GB, even though I don't think I am running that much stuff. This leads to the occasional hanging of a ...
1
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1answer
34 views

How can I deactivate bad RAM regions on a Macbook Pro (Retina 13")?

Is there a way to deactivate bad RAM regions on a Macbook Pro Retina 13"? I was not able to update my Mac to OS X 10.10.3. Complete reinstall was also not successful. I ran diagnostics and memtest86, ...
1
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3answers
90 views

sleepimage wrong size

I have an early Early 2011 MBP, which I installed 16GB of RAM in, despite the fact that Apple claims the maximum is 8GB. This is a hack which is known to work, but I'm having some trouble with ...
0
votes
2answers
49 views

Yosemite and Parallels

I was wondering if adding more RAM would help the stalls and poor performance of a mid-2011 iMac. It was working great until I upgraded to Yosemite and the newer Parallels.
2
votes
3answers
1k views

How can I benchmark my new RAM?

Based on the responses to my earlier question about memory replacement, I plan to upgrade soon. That said, once I've acquired and installed said memory, what is the recommended Mac software I should ...
0
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1answer
108 views

Macbook Pro Hangs/Freezes sometimes

I don't turn off my MacBook Pro very often, and sometimes it just freezes and restarts itself after a few seconds. Its very annoying, especially when I'm working on something. I contacted support a ...
0
votes
1answer
213 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 ...
6
votes
4answers
25k 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 ...
0
votes
2answers
63 views

Why am I so short on physical memory?

My computer is getting old (almost 6 years old I think) and is becoming increasingly slow. The past few week were pretty bad and I am now realizing that my computer is continuously short on physical ...
18
votes
7answers
16k views

Is RAM upgrade worth it if I have an SSD already?

I recently purchased a Macbook Pro. I had an SSD from my last computer which I formatted, installed into my Mac, and used as my one and only HD (I don't need that much space so I didn't opt to do the ...
1
vote
0answers
223 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 ...
20
votes
5answers
2k views

Temporarily disabling RAM to mimic a lower spec machine?

I've got two 2009 Macbooks. One has 4 gigs of RAM and runs os 10.10; one has 2 gigs and runs os 10.5. I'm considering upgrading the latter machine to Yosemite (10.10), but I'm worried that it will ...
3
votes
1answer
250 views

Ridiculously slow MacBook Pro

I have a MacBook Pro (I think mid 2012). About three months ago it started running really slow, so I renstalled the OS with a recovery partition. For a few weeks it ran very well with an overall very ...
2
votes
2answers
69 views

Apps still in Activity Monitor after being closed?

Everytime I open up Firefox and Photoshop CS on my macbook and close them up via the X button at the top left corner of their windows, their windows close but my macbook still lags and shows my memory ...
0
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0answers
26 views

force quit keyboard shortcut not working

While I can choose "force quit" from the Finder, I cannot: Choose Force Quit from the Apple menu, or press Command-Option-Esc (this is similar to pressing Control-Alt-Delete on a PC). ...
0
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1answer
288 views

How to disable disk cache in Yosemite

My MacBook constantly freezes because of using all RAM (8GB). The disk cache seems to be the cause. The command sudo purge only helps a little bit. In some older versions of OS X, my MacBook worked ...
1
vote
1answer
553 views

Discoveryd & LaunchServicesd Huge Memory Consumption

I have been troubleshooting why my Mac Mini is running slow and stumbled upon this: The memory usage is in the GB! On my MacBook the two processes take under 10 MB together. Why are these procs ...
0
votes
1answer
36 views

My RAM was bad (“three beeps” bad) until shuffled

I've got an early 2011 13" i7 MBP, OS X 10.10.3 (the public beta version before the one released last night) with 10 GB of RAM – one of the original 2 GB modules in the bottom slot and an 8 GB module ...