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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Some applications are reporting different stats than Activity Monitor?

So here's something I'm curious about: When running a full project in Ableton Live (music production), I am (when setting sample rate to the max) getting get drop outs and stuttering. This is as ...
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281 views

Extreme slowing down of MacBook Pro due to pkd process

I am debugging this issue for several days now, but just realized that a certain pkd process is responsible for extremely slowing down my MacBook Pro. When I kill this process, everything works fine. ...
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What are the numerous 'cron' tasks in Activity Monitor memory section? [duplicate]

I just took a look at my activity monitor (to see if I could optimize my RAM), and saw at the bottom of the memory section a huge amount of root tasks simply titled 'cron' (screenshot below). They ...
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628 views

What is the “rm” process in Activity Monitor

The rm terminal command is being invoked (by an app, not through terminal), and the process has been running for a while at 100%. Here it is in Activity Monitor: Why is it seemingly stuck working so ...
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341 views

Activity Monitor is unuseable because it's freezing mouse cursor when launched

A weird problem started happening on my system in recent days (can't remember exactly). When I launch Activity Monitor, mouse pointer freezes and can't move normally until I kill Activity Monitor by ...
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Killing a dialog box that doesn't show up in the dock

There's lots of information out there about how to kill an application that's not responding. But what if I just have some dialog box that isn't clearly associated with any running application? In ...
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360 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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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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2k views

What are only necessary processes (minimal set) for OS X work?

What are only necessary processes (minimal set) for OS X work? What are the differences in the sets for different versions (Lion minimal set, Mountain Lion minimal set)? What are the processes that ...
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1k views

What is “Software Update” doing when it says “Checking for new software”?

"Software Update" seems to take a long time. What's it doing? Utilities -> Activity Monitor yields: CPU usage low ( 1% - 2% ) by the "Software Update" process. + network traffic inbound, [...
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839 views

How many threads is normal in OSX Lion?

I just rebooted my system and right now Activity Monitor is showing over 500 threads running. Before I rebooted it was over 900. Is that normal?
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31 views

Prevent a process from being killed by any user mode means

I use Freedom to help me stay focused while working. Sometimes I will be so disillusioned with my work, that I will go to such lengths as to try and kill the process from the terminal. I'd like to ...
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630 views

How can I monitor an employee's activity on a remote Mac?

I have a remote worker for my project and I am letting him use the Mac with the source code on it. I want to monitor his every activity, if that is possible.
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403 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 ...
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115 views

According to System Information I have one processor and 2 cores, but when I open the 'CPU-usage' window in Activity Monitor I see 4 graphs [duplicate]

What does this 4 graphs mean and how are they related to my 2 cores? I have a MacBook Pro (13 inch medio 2012?
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45 views

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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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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201 views

How to disable the docked Finder monitor pop-up on OS X?

Attached is the screen shot of annoying screen monitor round cornered box, not sure what thats called. I dont know how it appeared!!! I wanna disable it. The Command+option+escape window doesn't show ...
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252 views

the `Flash Player` occupy CPU is very high after I open a Flash page

In Safari I open a page that contains Flash, after I close the page. in the Activity Monitor, the Flash Player occupy CPU is very high, and whats the meaning of the red color? My model is Macbook Pro ...
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789 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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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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1answer
31 views

What is kernel_task reading and writing?

On my machine, kernel_task has a very large number of reads and writes compared to my usage. I spend almost all my time online on google chrome. Over the past month, Activity Monitor shows ...
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30 views

Is there a tool for Monitoring IP addresses and network activity on MAC OS - similiar to resource monitor on windows 10

On windows 10, there is a program called Resource Monitor. Under the network tab, if I select an application, I can see all the external IP addresses that application is connected to. Is there ...
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38 views

kernel_task eating a lot of CPU on mojave

I see the kernel_task had occured in OS before mojave. https://www.davidschlachter.com/misc/kernel_task I am wondering whether I can just remove /System/Library/Extensions/IOPlatformPluginFamily....
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39 views

Unknown Binary in Application Samples

I recently started sampling applications that freeze on my machine. I have an iMac with 8 cores and 32GB of RAM running Catalina 10.15.1 fully patched. It's far from resource constrained yet certain ...
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2k views

What is this process, “usagetrackingagent”, and why is it showing under activity monitor on MacBook

What is this process, “usagetrackingagent”, and why is it showing under activity monitor on MacBook? Does anyone with Mojave or a MacBook in general have this process under activity monitor. I quit ...
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6k views

My activity lists a lot of processes. Is it normal?

MacBook Pro (Retina, 13-inch, Early 2015) macOS Mojave 10.14.3 (18D109) Profiling a little bit my system I found that the activity Monitor is showing a huge amount of processes what I am not even ...
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113 views

Activity Monitor - Dock Icon - dual core is displayed with 4 columns

View > Dock Icon has two CPU choices: Show CPU Activity Show CPU History I am on a dual core (MacBook Air (13-inch, Early 2014). In both views, I see 4 items. Using High Sierra.
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34 views

Activity monitor stops updating or intermittently updates

Since I upgraded to High Sierra, the Activity Monitor has been relatively unusable for me. When I launch it, it updates for a while, but after a while (especially after a time of high CPU load), it ...
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1answer
80 views

How can a process have 970% CPU usage on a dual-core computer?

My MacBook has a dual-core processor with hyperthreading, so 4 software cores. Seems like the maximum CPU usage would be 400%? I missed the screenshot, but today kernel_task shot up to 970% CPU for a ...
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1answer
42 views

Fan running almost constantly

Quite recently, my late 2012 Mac Mini went from being virtually silent, to having the fan on quite hard nearly all the time, regardless what I'm doing. If I use some 3D rendering or similar then it ...
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1answer
981 views

How can I diagnose a Mac running hot and having high fan usage?

My Mac is running hot with the fan cutting in often. How can I diagnose what's wrong? PS: Some sources mentioned Activity Monitor as a tool to diagnose this, but I couldn't find the application.
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587 views

Activity Monitor on Mac OS doesn't show port 8080

I'm trying to verify that a specified process (server) listens on port 8080 using Activity Monitor. But, for some strange reason, Activity Monitor doesn't show information about port numbers greater ...
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288 views

Is there way to show disk i/o read/writes per process in real time?

I am struggling to find out what process is eating away my Mac performance, and disk i/o is the culprit. Activity Monitor frequently shows megabytes of read/write, but unfortunately, it does not show ...
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494 views

Activity Monitor shows java process, jps shows only JPS

My Activity Monitor shows a "java" process taking up 400 MB RAM. jps and sudo jps show only JPS. How do I find out what's running java?
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39 views

Is there a way to filter Activity Monitor by unresponsive applications?

It can sometimes be a slight nuisance to scroll through the whole list in Activity Monitor to find unresponsive applications – especially when this happens often and there's a lot of processes going ...
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3k views

Mac at 100% CPU Usage when plugged into monitor

I just got this Asus 1080p monitor and I've connected my Mid-2014 13-inch rMBP (2.8GHz Intel Core i5, 16 GB of memory, Intel Iris 1536 MB Graphics, running El Capitan 10.11.6) to it via HDMI. The ...
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400 views

How to Locate an App Running in the Background

My Mac is a work computer that used to have LANDesk installed. My admin ran a script that uninstalled it. However, when my machine starts I still get prompted to allow apps from LANDesk (vulscand, cba,...
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56 views

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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1answer
706 views

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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175 views

How to know which apps to shutdown when there is overheating?

I once unfortunately closed a program that I found in the Activity Monitor to be using a lot of resources. A bit of Context: that day my macbook pro was suddenly heating up like crazy and the usually ...
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1k views

Monitor disk activity per volume without third-party software

I have many disks/volumes connected to my OS X system. I want to monitor, in real-time, read/write speed for each volume. OS 10.9 activity monitor shows only the cumulative numbers for all volumes, ...
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1answer
98 views

Is there an utility which can profile and report on the activity of a single process?

Activity monitor can report on a single processes's disk and cpu usage at a single point in time. The "Sample Process" feature is good for debugging, but doesn't provide easily digestible information....
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Touch Bar Server shows up in Activity Monitor, but no Touch Bar on my Mac

I have an early 2013 13" Retina MacBook Pro. I was checking Activity Monitor and noticed that TouchBarServer is usually at the top of the list for both CPU and Memory. Mind you, the 2013 MacBook ...
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54 views

High CPU usage for WindowServer process in Activity monitor

On my Macbook Pro 13" 2020 model, WindowServer is constantly eating away 20% to 40% CPU. Tried the usual recommendations, but none help. (reduce transparency, display scaling etc) Also tried to ...
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21 views

I have dual monitors for my MacBook Pro. Stop Automatically shift to one of the monitor?

I set up my dual monitors connecting to Macbook Pro and unchecked "the Display has separate spaces" option so that I can use the monitors in a continuous fashion. The two monitors are stacked up (one ...
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process investigation (wackly ruby)

I develop ruby on rails apps. Today I noticed a bunch of unexpected ruby processes taking up a bunch of memory. So I decided to investigate. The results of the investigation are sort of inconclusive ...
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OSX 10.15.3 Activity Monitor GPU History not painting with VSCode Code Helper (GPU)

It seems the GPU monitor doesn't update, except for a spike when you fire it up for the first time. Is this a local config issue or a known shortcoming of the VSCode app? While this might be a ...
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32 views

What's a task-manager lighter than Activity-Monitor? [duplicate]

Apple Activity Monitor is nice and simple enough, but I tend to keep it open all the time in order: to have a CPU monitor always visible in the Dock without any click/gesture (and without wasting ...
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39 views

Over 550 processes shown in Activity Monitor

I'm running High Sierra on my older iMac. I opened Activity Monitor and clicked on the Memory tab to temporarily monitor the Memory Pressure. The memory pressure was fine but I noticed Activity ...