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Mac will freeze every few seconds

About an hour ago I opened a video on Youtube in Firefox. About halfway through the video everything on my Mac froze. The video stopped playing, the dock animations froze, I couldn't click anything, etc. I could still move the cursor around, but it was in it's wonderful spinning beach ball form.

After about 10 seconds of this everything started working again, but about 10 seconds later everything froze again. This happened about 10 times before I decided to restart the computer. After the restart, everything was slow to load up, and once everything was loaded, it went right back to freezing every few seconds again. Any idea what the problem is or how to fix it?

iMac 27", Mac OS X (10.6.4)

Posted on Oct 5, 2010 4:10 AM

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67 replies

Apr 17, 2012 2:27 PM in response to Thierry de Villeneuve

Similar problem, freezes and beach ball for up to five minutes at a time, not able to open more than one app at a time. (i have grown to hate and dread seeing that beachball) tried a complete reinstall from Leopard,Snow Leopard and Lion, still the same. Then UNPLUGGED the second monitor. mac is now super fast !! opens and closes apps with no delay at all

Aug 4, 2012 5:22 AM in response to Thierry de Villeneuve

Hey Thierry de Villeneuve


Sorry but your problem have obviously been a hardware failure.. I am actually surprised that you find it to be a software failure.


Hardware can brake at any point, you dont have to install new software or throw the macbook to the ground. No this can happen at any time my friend.


Anyways i just wanted to point out, that your problem is a hardware one as swapping in a new hdd solved it, its that simple.

Aug 5, 2012 5:53 AM in response to Thierry de Villeneuve

WOW! Wait, WHAT!?


That is seriously bad service! what the beep. It is obviously a Hardware fault as changeing hdd removes the problem! oh man how in gods name could they put the blame on software/you, man you should really go in there and complain, i would had popped a vein and flip out if they told me its a software issue when changeing hardware fixes the problem!

Aug 6, 2012 11:26 PM in response to Alemarvi

Hmm, i still got the problem atm. And i dont recall doing a software update before the problem start.


I can now, though, say that the problem is on apples side, as ive changed harddrive twice, reinstalled lion 4times on 2diffrent drives, changed ram twice.


Basicly no other solution for me. and i ONLY install stuff i know ive been running with without problems the last 8months, and its apps i need, if i have to give em up, then i cant use my mac for what its bought to do.

Aug 14, 2012 12:23 AM in response to frankie_v

I stopped using chrome aswel, but still kinda had the problem.


Then i didnt install norton internet security.


poof seems problem is gone....


Tempted to install the norton just to see if its the problem. scared of having to reformat to get back into safety again though ^^


oh well, need to get my ssd back into my machine as the main OSx deliver!


Thierry, did u use a Anti-Virus program ?

Sep 15, 2012 3:10 AM in response to Jack Talon

I had a similar problem with MacBook Pro Autumn 2009, 10.6.8. It just started one day after I brought the system back from sleep, with no upgrades or program installations in the past week or so.


I tried repair disk and trashing the Finder preferences file but that didn't work. Somebody here mentioned unplugging the second monitor but I haven't used a second monitor in a few months. But I tried to put "0" in the option "Number of Recent Items" in the display icon in the upper-right corner and it seems to be no more freezes. Maybe this is related to the second monitor problems?

Nov 9, 2013 7:22 AM in response to Jack Talon

Have the same problem on a Mac Pro. The computer will completely freeze for 5 - 10 seconds at a time, during which audio immediately cuts out and then comes back in, starting from where it stopped. This is particularly bad for me because I am doing music composition using a digital audio workstation and obviously when you're doing real-time work these freezes are absolutely unacceptable. I have been using this Mac for a couple of years now and this is a new problem, starting maybe a month or two ago.


Uusually I notice it when I am using Ableton Live 9 and associated plug ins. I cannot be sure, but it may be related to the use of certain plug ins that use a significant amount of memory (like samplers). Plugs I typically use include Native Instruments Kontakt 5, Toontracks Superior Drummer and MusicLab RealGuitar, RealLPS and the like. All use sampled instruments. I have a memory monitoring utility that shows me how much memory my samples are using, but as I have 24 GB of physical memory, I am usually not anywhere close to using that much memory. Activity Monitor is not helpful.


OSX 10.7.5. 2 x 2.4 GHz quadcore xeon. Running Time Machine to an external 6TB G-RAID. (I am going to turn time machine off and see if this persists). Also running Google Drive but I turn this off when I'm working.

May 20, 2014 10:54 PM in response to Jack Talon

what worked for me was first doing a software update download and then following these steps:

1. attempt a Restart (for me it failed due to Finder running some process)

2. go to Activity Moniter (under applications -> utility) and force quit Finder by first double-clicking the Finder process to open a window

3. on that window, click "Quit", which should give an option of "Force Quit", so click on that


then a lot of stuff starting freezing and going blank, and the screen was all grey except for a little loading icon on the bottom, but eventually my MBA restarted and I was able to log in back into my account. I've been freeze-free so far...


my problem possibly lied in some error in the Finder function. my desktop was frozen for months but i never really paid attention to it until i started having these super frequent freeze problems. so the Finder reboot and system update/restart probably set everything back to its usual function

Mac will freeze every few seconds

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