0
votes
0answers
47 views

Netbeans 8.0 300% cpu usage mac osx

This happens after a while of using netbeans with php web development. Anyone know if this is a common problem or not and if there is a fix. Don't want it to slowly kill the macbook air I just ...
0
votes
1answer
459 views

Allocating more CPU usage to MATLAB

I was wondering if there was a way to allocate more CPU usage to MATLAB. Currently, it says that 85% of my CPU is is idle. Is there some way to increase the threads MATLAB uses, or something along ...
1
vote
2answers
4k views

QuickLookSatellite MAC OS, High CPU Use

I have consistently been having a problem with my computer overheating due to the process QuickLookSatellite-general using 100+ CPU use. (Please see images attached.) On googling I found this ...
1
vote
1answer
163 views

Why does my CPU go to 800% on a quad core processor?

I have a recent Macbook Pro. My processor is a: 2.4 GHz (i7-3630QM) quad-core Intel Core i7 Ivy Bridge with 6 MB on-chip L3 cache I am running some cpu intensive programs, that each use "100%" of the ...
1
vote
0answers
232 views

Why is AppleIntelCPUPowerManagement devouring my CPU?

Once in a while, for not apparent reason my Macbook Pro (OS X 10.7.5, late 2011 model) will ramp up to 65%+ CPU usage by "System", and stay there for upwards of an hour. If left long enough, the ...
0
votes
2answers
220 views

JSON formatted text file makes CPU jump to 100%

I'm editing a JSON formatted text file in Mac OS X Mountain Lion (10.8.2) on a 2.3 GHz Intel Core i7 with 8 GB of RAM. The file is approx. 3 MB large so it's not very big. Anyhow this is making both ...
1
vote
1answer
442 views

In OSX Terminal freezes on text select

Once in a while, if I've been using the terminal and click on it to select text, the terminal freezes, with the mouse pointer becoming the spinning wheel. Activity monitor also shows 100% CPU usage. I ...
4
votes
1answer
2k views

How is load average calculated on osx? It seems too high - and how do I analyze it?

An advanced question: I think my load averages are too high as compared to a linux system. I have around 0.40 1min with basically no cpu use (0-1%) and even if this is spread out over 4 cores it still ...
8
votes
2answers
4k views

opendirectoryd consumes 40% of CPU

I have a MacBook Pro with Lion 10.7.2, 2.26 GHz CPU and 2GB DDR3 RAM. If I call top -o cpu the /usr/libexec/opendirectoryd process consumes more than 40% of CPU. $ ps aux | grep opend ...
2
votes
1answer
607 views

Peeking inside Firefox - what's maxing out the CPU

I am having a Firefox with plenty of add-ons installed. Sometimes Firefox get stuck with high CPU usage on the pages having no Flash. I'd like to solve what's causing this in a more professional ...
5
votes
4answers
2k views

100% Finder CPU usage

Randomly, I wasn't doing anything specific — my system starts getting sluggish. I check the activity viewer — wow, Finder is at 150% CPU! This is what I have tried so far: Trashing ...
0
votes
2answers
872 views

OSX CPU/Mem monitor application/widget

I knew someone that had a some app running at the botton left of his screen near he's dock, which monitored cpu usage at least. It had to green bars, prob one for each core. I'm wondering if anyone ...
2
votes
1answer
353 views

System idle process

When the cpu isn't doing anything, it runs the idle process. I heard that this process looks for programs that are waiting in the queue so that the cpu can run them. Is that all it does? I am also ...
3
votes
2answers
3k views

Mac OS X Activity Monitor - what does “CPU Time” tell me?

What does "CPU Time" tell me about the process? Is it the accumulated time the process has run? It sometimes jumps a few seconds and often nothing happens.
3
votes
2answers
3k views

High CPU usage on Snow Leopard

I'm having high CPU usage by a process called "DataDetectorsAgent" Which seems to start randomly even when I close it using Activity monitor. my questions are: What does this process do? how can I ...
9
votes
6answers
7k views

Finder Using Nearly 100% CPU

I'm having a problem where the Finder uses WAY too much CPU time. It's using up to 100% of one of my cores. I'm running 10.6.2 on a MacBook Pro w/ 6GB of RAM, plenty of fast (SSD) disk space. I also ...
1
vote
1answer
418 views

Why is “% System” in Activity Monitor is so high (OS X)

Something I've done recently has messed up my cpu usage in OS X (Snow Leopard). Looking at Activity Monitor, I see normal programs and normal cpu usage (15-20%) for all user processes. But the "% ...
5
votes
5answers
9k views

Reduce Mac OS X's Flash CPU usage

I have been experiencing high CPU usage (138%) on my MacBook, while looking at flash videos on the internet with the Firefox browser. Mostly this usage makes itself noticeable by the loud noise of the ...
95
votes
3answers
73k views

Why does MDS run wild in Mac OS X 10.6?

I've been having trouble with the MDS process running wild on my MacBook Pro 13". I've read on other support forums indicating that improperly formatted external drives can be an issue, but I have no ...
3
votes
1answer
791 views

iTunes CPU usage

iTunes on Mac OS X 10.5 is consistently using 10-11% of the cpu when playing one song. I understand that iTunes is a resource hog and my iTunes library is pretty big but could any other programs be ...