Questions tagged [activity-monitor]

macOS' task manager utility application. It is used to perform different tasks on computer processes, as well as monitor system resource usage.

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Low Battery Performance - Activity Monitor Shows Faults in CPU statistics

My Macbook battery (I guess batteries is the more correct term in this new Macbook) isn't getting battery life as estimated by specs, and it is already lessened in only about 2 months. Today, I ran a ...
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ImageIdentify.com in running processes

Looking at ActivityMonitor, I saw a strange process with a URL for a name: I went to that site, and yes it looks familiar I might have been there, once, a long time ago. Definitely not at the time ...
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Super high network usage OS X Yosemite

I've been monitoring Activity Monitor on my Macbook air running Yosemite for a month or two now and I've noticed my network data usage is pretty high (this is what I think). I usually reboot my ...
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How does 'stuck' (in results of 'top') relate to 'not responding' (in Activity Monitor), 'spin' or 'hang'?

In results of top commands, I sometimes see stuck. Apple's top(1) OS X Manual Page does not explain this use of the word. How, if it all, does stuck relate to the following? not responding – may ...
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4answers
10k views

Accountsd using lots of CPU constantly

This dreaded issue started at some time after upgrade to OS X (Yosemite) 10.10.3. accountsd uses about 60% CPU constantly, making the laptop hot and noisy. I'm not using iCloud at all. Killing it ...
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1answer
737 views

Why is search in Activity Monitor disabled?

The search on my activity monitor app is disabled/grayed out. I can't figure out how to enable it. Any help would be appreciated. Thanks! ps: mac noob here, be gentle please! :)
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1k views

Why is htop producing different reports than Activity Monitor?

I'm using htop on my Mac. I put it side by side with Activity Monitor, but the reports are widely different. On Activity Monitor, I can get finder using up to 100% of CPU, while it doesn't show at ...
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682 views

Yosemite Activity Monitor: '% CPU' column blank for certain processes (clang compiler)

I have been a bit confused recently when installing some software updates using MacPorts. Some of the packages required compilation, and as expected the CPU usage (and fans) went up, as indicated in ...
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107 views

Is firefox hiding from the energy monitor?

Since Firefox 38, it is no longer showing in the activity monitor in the energy tab, are other people experiencing this? How can a process hide from the energy monitor in the first place? I think ...
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6answers
161k views

What is installd, and why is it eating my CPU?

My Macbook is frying my lap, and the CPU monitor is going crazy: over 200% CPU being used by something called "installd". What is it? Can I kill it? (OS X 10.8.)
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345 views

Process running for several minutes in Sleep mode

My Mac OS is OS X Yosemite (Version 10.10.2). Normally I put the mac in Sleep mode before going to bed, and I realize very often that the machine starts to run in the night just for several minutes ...
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1answer
7k 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 ...
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2answers
11k views

How to stop an app from running completely on OS X?

Few days back I installed Team Viewer on my MacBook Pro running OS X 10.9.4 Mavericks. It worked fine at the first. Now the app is stuck on the dock saying "Application not responding" and it's ...
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11k views

What's triggering my Finder's CPU binges?

A few times a week, the Finder on my Macbook shoots up to around 100% CPU use, and the fans start blasting. I've done everything I can think of - repaired permissions, rebooted, trashed preferences, ...
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1answer
354 views

Strange Process in Activity Monitor. Unable to search online

I (somewhat) recently did a fresh install, and the system was feeling a bit sluggish after installing Chrome and some extensions so I checked the Activity Monitor and found the below process. Anyone ...
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2answers
20k views

Safari 8 on Yosemite Spawning distnoted process and spiking CPU load

My Safari 8 was hijacked by Open-Search.com after updating OS to Yosemite (10.10). The effect was two fold, my home page was hijacked by Open-Search/MacKeeper and the CPU started to load spikes at ...
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1answer
168 views

Wired memory in activity monitor

Activity monitor shows me that I have 11Gb wired but only 5Gb used for 2 processes (others are neglible). Where are other 6GB? When I try to start new virtual machine with 500M RAM it says that I do ...
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309 views

Programs running in background mac

I suspect my Macbook Pro has been hacked by sophisticated hackers who may have even customized some special malware for my computer. Is there anyway to tell from looking at the MacBook Pro Activity ...
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19k views

Am I being monitored?

I have a few questions to ask regarding the parental controls. I have a MacBook Pro OS X version 10.9.4. and it was bought by my ex to help me with my medical schooling. We’re no longer together. ...
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2answers
10k views

How to monitor CPU core usage?

I have a Macbook Pro 15" with the quad core i7. I am looking to see what if any performance decrease I could expect moving to a 13" Macbook Pro with a dual core i7. To that end I thought Activity ...
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3answers
2k views

Is there a htop-on-linux like alternative for top / Activity Monitor on OS X?

I'm looking for a better alternative for top. Both top and Activity Monitor are highly limited with regards to features. In particular, I'm interested in the following features: Limit processes by ...
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1answer
103 views

Application eating ~840,000,000% of my CPU

I noticed that sometime some application are using some impossibly high amount of my CPU according to the Activity Monitor, as the screenshots below illustrate. How comes Activity Monitor displays ...
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4answers
3k views

Is there a way to show each CPU's load separately?

I'm seeking an equivalent of a common Linux based process monitor, which shows a history graph for each CPU core. This can help identify programs that are effectively using all the cores (here, ...
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how to start/stop/restart processes

As a new comer from Windows OS, I wonder how to start/stop/restart a service on Mac OS X Snow Leopard 10.6.8 ?(it's straight forward on Windows using its Task Manager). I tried Activity Monitor, but ...
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2k views

What do the appleprofilepolicyd and wdhelper processes do?

I found in activity monitor appleprofilepolicyd and wdhelper but after googling a while didn't found any interesting information: wdhelper - could be a webdrive or webdav - found only wdhelper.dll ...
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3k views

How does Apple calculate the energy consumption of a process in OS X Mavericks

In OS X Mavericks you can monitor the energy consumption of different processes in Activity Monitor. Here we can see 'Energy Impact' and Avg Energy Impact' and that the values can exceed 100. Also ...
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786 views

In Mavericks' Activity Monitor, what is a “Zombie?”

I have Nginx installed; compiled via MacPorts, and configured to launch on start-up. When I go to the Disk tab of Activity Monitor after installing Mavericks, the nginx process(es) is listed with a ...
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6answers
13k views

Alternative activity monitors for OS X?

I’m a bit intrigued by the new detailed activity monitors and progress indicators in Windows 8 (copying files, the task monitor, network activity, etc.) It got me thinking: surely there must be some ...
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1k views

OSX Mavericks using up RAM

I've had Mavericks installed for over a few months now, and the computer has slowly been degrading since then. Before I installed Mavericks, my computer ran fine; now it is always using up all 4 GB of ...
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3answers
797 views

What does “Vector 0xdd(TMR)” do and how can I fix a problem that I'm having with it?

I am currently having problems with kernal_task using ~2GB of RAM and looking at what advice exists I ran sysdiagnose and in powermeterics.txt I found that Vector 0xdd(TMR) was doing ~20,000 ...
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1k views

How does Activity Monitor get the URLs related to a “Safari Web Content” process?

Does anyone know how Activity Monitor.app gets the list of URLs that are related to a Safari Web Content process? Those processes show up as com.apple.WebKit.WebContent in ps output.
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Google Chrome Helper for “GPU Process” constantly shown as non responsive in OS X 10.9

I upgraded to OS X 10.9 yesterday, and since then, one Google Chrome Helper is constantly red in Activity Monitor. I checked the PID (375) in Google Chrome's own task manager, and it is GPU Process. I ...
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3k views

Blank process name in Activity Monitor on OS X Mavericks

In my activity monitor I have noticed that there is a process appearing that has no name. It is owned by root. How can I find out what this process is?
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216 views

Does anyone know of an alternative to CPULED that is not connected to the AppStore?

Just want something similar (UI/ease of use) that is a freeware. :) I can make a copy of the app that is installed in Applications but when I install it in another Mac, it wants me to login to the ...
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1k views

Spotlight constantly indexes MacBook Air (Lion). Takes up 50+% of cpu

So I noticed my Air was running very slow. Opened Activity monitor and noticed a process mdworker taking up most of the space. I googled it and it seems to be related to Spotlight. I opened Spotlight ...
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2k views

How can one filter MULTIPLE processes in Activity Monitor?

How can I look at several processes at once, instead of just one? For example… typing in bash, shows bash processes.. how to I show both bash and say httpd? First thoughts.. bash|httpd, no. Or bash ...
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4k views

activity monitor – “0 bytes” swap used always reported

Whenever my system gets slow, I open Activity Monitor to check my RAM usage and close any apps that are consuming a lot of memory, but that I don't absolutely need to be running. RAM usage is always ...
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Hits ram ceiling on boot

I just restarted my Late 2011 Macbook Pro. 3.58Gb-3.71Gb / 4.00GB are being use right out the gate. It takes forever for anything to load. I'm very interested in purchasing new ram, but for the time ...
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1answer
2k views

CPU at 100%, but no processes showing significant usage

Situation: All 4 cores maxed out. Mac noticeably lagging. Attempted Solution: (Reveals wildly contradictory information.) Closed all applications Opened Activity Monitor Totaled all Process ID ...
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2answers
3k views

How long can my MacBook Pro sustain greater than 100% CPU usage?

The Activity Monitor app says my macbook pro 10.7.5 is at 300% CPU usage when I'm trying to install and sync my Bitcoin-Qt client. I let in run like this with the fan going crazy for 4 hours without ...
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1answer
108 views

How to log system activity the whole day

How can I log my Macs system activity the whole day (on OS X Mavericks)? E.g. memory and CPU usage? Update I tried OsTrack, but it crashes all the time.
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Any app or script to track per process usage?

I am running a process and I want to track it's CPU usage and in the end I would like to have a graph of time vs CPU usage. Any app or script for that? I googled and I couldn't find any. And activity ...
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Memory terminology in Mavericks Activity Monitory

In Mavericks, the Activity Monitor has changed its memory terminology. The columns available when viewing processes in the memory tab now include "Memory", "Real Memory", "Real Private Memory", "Real ...
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2answers
852 views

In Activity Monitor, is the percentage out of each core or out of each virtual core?

I have my new MacBook Pro with 2 cores. However, the Activity Monitor shows me 4 “virtual” cores. (I don’t really know what a “virtual core” is.) If the processor is running at maximum, what ...
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3answers
16k views

Activity Monitor in Mavericks “Show Memory Usage” dock icon gone?

I just purchased a new MacBook Pro with Mavericks installed and noticed that Activity Monitor doesn't have the "Show Memory Usage" dock icon option anymore. I really liked this option since I used it ...
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What can I do if an application is “Not Responding”?

An application is reported as "Not Responding" by the activity monitor and "sleeping" by top. I am very reluctant to kill it because I will lose my work. Is there anything I could do? E.g., kill -...
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1answer
2k views

Understanding active, inactive, free and swap memory allocation

this is a conceptual question that came up from an issue I have. I've been monitoring memory usage with iStat Pro and Activity Monitor for some weeks, since my MacBook Pro (OSX 10.8.4 Mountain Lion ...
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1answer
581 views

Activity Monitor showing significantly less memory than About This Mac

I've noticed this has been asked many, many times in the past, but I think my question/problem might be slightly different. Over the last year I've found my Mac has slowed down to a point where it's ...
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1answer
1k views

Activity Monitor showing a process that takes 600% CPU? [duplicate]

See Handbrake CPU usage... What's wrong with my activity monitor?
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2k views

Kill processes automatically that get over x % CPU

I have a (rather annoying) process on my iMac that tends to get out of control. Unfortunately, it's not possible to get rid of it. Much as I want to. This process is fine at first - using 1-2 % of ...