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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Types of memory: Why do private and shared not add up to real memory?

Answers to previous questions define types of real memory used by a process roughly as follows: Real memory: the amount of physical memory allocated to a process (eg the number of pages) Real shared ...
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23 views

Per-process CPU doesn't add up to total in Activity Monitor?

Observing Activity Monitor, the per-process CPU is often very different to the total CPU. Example Here the sum of individual processes is > 50%, yet the total said to be (100 - 91.43) 8.57%. Why ...
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ApplePushService Segmentation Fault (with com.apple.apsd process threads)

I'm having a problem with ApplePushService and a Segmentation Fault (with apsd process threads). Is this some possible iCloud authentication problem? Does anyone have any ideas about this? OS Version: ...
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125 views

Siri Accounts Faults in MAC OS Catalina (10.15.6): (Process Demon Faults: accountsd + deleted + locationd) VERY slow CPU!

I'm seeing a common Mac OS Catalina (10.15.6) fault with accountsd/deleted and Siri? (com.apple.siri.e)? It seems to be extremely serious! Does anyone know the cause or solution for this? My ...
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Macbook Pro fan running full speed, activity monitor shows no computationally intensive applications

My 2018 Macbook pro 15 inch fan is running at full speed all the time. I checked activity monitor and my idle was >95%. If this is a hardware problem, is there any way to fix it without opening up ...
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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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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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84 views

In Tiger's Activity Monitor, what is “% Nice” CPU?

I installed OS X Tiger in an emulator, to learn more about how OS X's UI has evolved over the years. I noticed that Activity Monitor measures the percentage of CPU that is "Nice", in addition to the ...
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27 views

How to see root user processes in Activity Monitor?

I am wondering how to show the root user processes in Activity Monitor. On my mac, my personal user and root user show up, but on my sister's mac, only her personal user processes show up in Activity ...
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359 views

remindd sometimes spikes over 100-200% CPU usage

Over the past few months, I have experienced my MacBook turning on its fans because of high CPU usage. When that happens, I see that a process called remindd is using 100-300% CPU for a long time, ...
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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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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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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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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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739 views

What is could spawn tons of processes called AppleUserHIDDrivers over and over

I see 18 instances of the process AppleUserHIDDrivers running on my MacOS, according to the activity monitor, belonging to the user _driverkit. The parent process is listed as launchd. What could be ...
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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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1answer
140 views

Activity Monitor No Longer displays columns

I have a Mac Mini (late 2012) running Catalina (10.15.3). I can't remember when I first noticed it, but for a while now, I cannot sort Activity Monitor's columns. This is essentially what it looks ...
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31 views

How does Watch determine distance walked if Location Services are off?

Apple Watch 3 (newly purchased) and iPhone XR I rarely enable Location Services on my phone. When I go for an ‘Outdoor Walk’ the ‘Activity’ app tells me my step count and the distance covered. If ...
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608 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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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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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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66 views

How to tell which Safari tab is consuming the most memory

I'm on 10.15.2 Catalina, and my fans have currently been running steady for hours. I opened Activity Monitor, am viewing the CPU tab, and sorting by % CPU. Safari is at 102.6 as I type this. Activity ...
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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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1answer
57 views

Process called “ItYoingm” using over 90% CPU and over 106GB memory - root user

I have recently downloaded Catalina on my Macbook pro and every now and again my fan goes into overdrive, even when I'm hardly using any programs. I opened my Activity Monitor and there is a process ...
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43 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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249 views

How to terminate multiple applications via Activity Monitor

I'm looking at Activity Monitor showing me multiple running processes. I want to terminate multiple processes from the list in one go. I've tried highlighting the processes but nothing shows up when ...
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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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40 views

top alternative for GPU usage and networking

I want to get all the info from Activity Monitor in the terminal (because I am executing these commands in macOS app). It also has to terminate - e.g. for top I can write: top -pid <somepid> -...
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45 views

Time formatting in Activity Monitor

What's the time formatting in the CPU Time column? so for example 1:07.75 Is it hh:mm.ss? or is it 1min 7sec 75ms
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100 views

Accuracy of “Data Sent/sec” in Activity Monitor on MacOS Catalina

I have a 2018 MacBook Pro i7 running MacOS Catalina 10.15.3. I'm uploading a 4.88 GB video to YouTube, using the YouTube Studio web interface in Google Chrome 79. My MacBook Pro is connected to my 5 ...
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1answer
42 views

In macOS Activity Monitor, why is “Applications in last 12 hours” grayed out / disabled?

Any idea why the "Applications in last 12 hours" is disabled in the "Activity Monitor"? At one point it appeared briefly -- but after days of using it, it has since disappeared. Using macOS 10.15.2....
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Activity Monitor columns missing

My Activity Monitor does not have any columns that show more details about each process. I've already ensured that under "View" in the menu bar, the relevant columns are enabled.
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Is there a way to “throttle” MacPorts?

I have an unusual request. I'd like to slow down MacPorts. It sometimes uses a ton of CPU resources, and rather than having it run at full speed, I'd like it to run slowly and in the background. ...
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9k views

High memory usage on MacOS Catalina

I noticed that most of the time, Activity Monitor tells me that memory used is above 10 Gb (out of 16). But the processes listed doesn't seem to consume as much memory. Here are screenshots : I also ...
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40 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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1answer
33 views

Activity Monitor data, in recent history?

Lately my MacBook Pro has a lot of moments where it slows down for a few seconds, stops responding to keys and touchpad, displays a rainbow wheel of doom, and then comes back. If I go to the Activity ...
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585 views

sysmond using 100% CPU usage, but only while on the Memory tab

I used to have no issues with this, but all of a sudden sysmond is using 100% CPU while I have Activity Monitor set to the Memory tab. sysmond runs normally while in any other tab (CPU, Energy, Disk, ...
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2k views

“cron” processes spawning and piling up, but no crontab

EDIT: I solved this, so see below for my own answer. While the bounty asks for a fix to the problem, I'd like to award it to someone who can explain why a cron process that ran for 6 years over ...
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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 ...
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2k views

“cron” processes piling up

I have cronjobs doing various cleanup tasks: $ crontab -l 0 * * * * find ${HOME}/Downloads -depth 1 -d -mtime +12h -exec /usr/local/bin/trash {} \; * * * * * /usr/bin/defaults delete com.apple....
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234 views

Activity Monitor doesn't show all CPU usage

This seems to be new behavior in macOS Catalina. While compiling a large C project with make -j8, the CPU is obviously pegged at 100%, but Activity Monitor doesn't show all the busy processes. I ...
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315 views

What is the name of the Automator application process?

I want to kill the process of the Automator application, but i can't find the name of it in the activity monitor.
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Mysterious process 'phonetism' eats CPU and vanishes

My 2015 MacBook running Mojave has been acting strange lately, especially whilst browsing. Sometimes Safari will freeze up, or reload a page out of the blue. I can feel my computer struggling, so I'm ...
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1answer
96 views

Activity Monitor - How to view multiple panels at the same time

I'm currently trying to view multiple metrics at the same time using Activity Monitor app (yes I have tried top, htop, etc but I was wondering if this is possible with Activity Monitor). Fx. looking ...
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26 views

getting some information from activity monitor in mac pro

I am running a code in Ampl I want to make sure my code is running still ,( I can not see it from software). in activity monitor the %cpu for this software is 99.6 . Is this mean the code is running?...
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58 views

How to know how much CPU and RAM I need for new computer?

I got a pimped up macbook pro (i7 3.3GHz i7) from late 2016 atm, but I feel like I could use a less powerful machine. I would like to find out what's my current/peak average CPU and RAM usage to see ...
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824 views

Why is my external HDD active when I'm not using it?

I have a partitioned external HDD (orange LaCie), with one partition for Time Machine. All partitions are Mac OS Extended (Journaled, Encrypted). The HDD is GUID Partition Map. I'm not (consciously) ...
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2k views

MacBook without battery kernel_task 100% CPU utilization

After removing the battery from a MacBook late 2009 following a battery fault, the computer always runs kernel_task at 100% CPU utilization. I assume the process ends up in some kind of spin lock when ...
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37 views

Activity Monitor Always Open Without Me Opening It

Why is Activity Monitor randomly open all the time on my work laptop even though I never open it?? I'm using a Macbook Pro on Mojave.
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44 views

Show “Activity Monitor” in every “Desktop”

I find much joy in monitoring my Apple computer's fan roll through monitoring CPU use. However, I don't know how to make multiple "Activity Monitor" windows, each for one of my "Desktop"s. I ...

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