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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312 views

Activity Monitor doesn't show main info?

this happens only some times . what changes is the info displayed in the lower portion of the window , what could be the issue?
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1k views

Function of a particular process in macOS High Sierra! (PrintUITool)

What is the significance of this (PrintUITool) process which goes by the name of PrintUITool, I cam across this process in activity monitor and found it take up huge chunks of memory and CPU space of ...
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3k views

Kernel Task is taking up 1.12 GB in activity monitor

I have an issue where my kernel task is taking over a GB of memory on my activity monitor. My fan seems to be going pretty crazy and is loud. Any ideas?
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OSX Activity monitor (energy) shows terminated terminal app with high average energy impact

I use my macbook like desktop (always connected to electricity) 95% of the time, so I never noticed this before. However, I had to use it on battery last few days and it surprised me how short the ...
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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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4answers
15k views

Light-weight system monitor tool/app for OSX, Conky alternatives [duplicate]

On common UNIX-like computer operating systems there was extremely flexible/customizeable/lightweight tool for System Stats monitoring, called Conky. I'd like to find alternative system monitoring ...
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21k 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
330 views

How can I remove remnant processes from deleted preference panes?

I discovered in Activity Monitor that I have several leftover processes running in the background that shouldn't be there anymore. I deleted these preference panes long ago with an application that ...
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1answer
133 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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1answer
100 views

How can I display Activity Monitor's “Memory” columns through Terminal?

Activity Monitor has a number of columns that show different measurements of memory usage for each process. Including: Memory Real Memory (various) Compressed Memory How can I display these for a ...
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1answer
81 views

In MacOS, how can I group the processes based on apps?

I want to know the resources used on the basis of applications. I found a duplicate, but the answer there has issues and since its over a year old, I decided to post a new one, instead of posting ...
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1answer
496 views

Group processes by apps in Activity Monitor under Memory tab

I am using OSX 10.10.5 with activity monitor 10.10.0. Mac newbie. In the memory tab, all the processes under chrome is scattered. I just want to know to how much of the resource is used by chrome all ...
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2answers
1k 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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1answer
2k 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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2answers
2k views

How can I see which processes are draining my macbook battery by percentage?

Android devices have a screen that shows you approximately what applications and processes are using your battery, by percentage. I'm wondering, in theory, can this be done on a MacBook? How do you ...
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1answer
45 views

What is the process „Tornit“? It wants to access Safari documents & passwords

I was using Safari a couple of days ago, when I got a pop-up window: Tornit wants to control Safari and access your documents and passwords. Do you allow it? I clicked No. Tornit is a process I ...
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1answer
2k views

Why is Adobe Acrobat using only one core for a heavy task, and how can I make it perform faster?

Adobe Acrobat is performing Optical Character Recognition on a document with thousands of pages. This is a heavy task which will take hours. Activity Monitor tells me that Acrobat is only using one ...
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1answer
392 views

Keyboard shortcut to switch between Activity Monitor tabs?

Are there keyboard shortcuts to switch between or select specific Activity Monitor View, e.g. CPU, Memory, Energy, Disk & Network? Use case example, instead of clicking with the mouse, it'd be ...
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2answers
722 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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1answer
65 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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2answers
582 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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1answer
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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3answers
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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1answer
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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1answer
232 views

What is the difference between Memory, Real Mem, and Compressed Mem?

I've already seen this question: What's the difference between Real, Virtual, Shared, and Private Memory? but I think it might be outdated. Specifically, there is a Memory column, as well as ...
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1answer
5k views

Missing CoreAudio process in Activity Monitor

I have always had the buzzing audio issue that comes with the 2018 MacBook Pro Models (I'm still convinced its an audio buffer size mismatch error). Up until now, I have always used the Kill CoreAudio ...
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1answer
32 views

What could cause swapping when there is no memory spike?

I had a performance issue recently, which I was able to capture in the Monitor. It looks like there was plenty of free memory, but then suddenly the graph goes red, with no real spiking. Could this ...
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1answer
45 views

How can I determine where network data is going?

Activity Monitor always reports several kB or MB being transferred. I do not know where it's going or coming from. How can I find out?
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1answer
125 views

What are the green columns/lines mean in Activity Monitor - Energy - Battery?

What do these green columns in activity monitor - energy - battery mean? I've included a screen shot of activity monitor - energy if that helps.
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1answer
383 views

What is App Memory calculated from?

I'm trying to use Geektool to keep a running monitor on my system, and wanted to include proper memory usage in my stats. I'm using Activity Monitor as the basis of my memory monitoring, but I'm ...
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1answer
170 views

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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1answer
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 ...
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1answer
26 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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2answers
346 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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1answer
98 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
422 views

How do I kill pboard from command line?

I'm sick of manually killing the pboard process in Activity Monitor to recover my copy & paste. Is there a Terminal Command I can run instead?
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1answer
301 views

Is it normal for LaunchD to write over 600 megs of data to /private/var/db/dyld/dyld_shared_cache_x86_64?

My hard drive began writing a lot and I was having to wait a lot to launch apps. The Activity Monitor told me that launchd had written over 600 megs to the drive. So I ran this: sudo lsof -p $(ps -...
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1answer
538 views

How to get details of running applications on Terminal?

I have found that using activity monitor I get all the information I need. I now just need a way to access this information via preferably Python or even Bash and Apple Script. I just need to get the ...
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1answer
71 views

measuring data exchange over external network

I am using Mac Air 2013, and I have a daily limit on the data I can exchange over internet that is 1GB. I would like to measure how much data each application is exchanging over the network. I was ...
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1answer
8k views

AddressBookSourceSync a virus?

On my mac, in activity process, there are two processes that keep on running even though I stop them. They are AddressBookSourceSync and com.apple.AddressBook.ContactsAccountsService. Is it possible ...
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1answer
141 views

MacBook gets heated up

I am running on macbook pro 2015. Since, few days, I have noticed a significant degradation in it's performance. Here is the screen shot of the activity Monitor. Can someone please help me on, how can ...
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1answer
7k views

Keyboard shortcut to kill an unresponsive App on Mac OS X

Today I faced really tight situation on my Mac with Skype (yes, again!) - it went unresponsive, and was not reacting on standard shortcuts, and I wasn't managed to close the app by standard means. I ...
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1answer
2k views

maspushagent using CPU

[retina MacBook Pro 15", Late 2013, OS X 10.11.4] I always keep Activity Monitor running, and just noticed that CPU usage was up significantly. The process maspushagent (owned by me) has now been ...
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1answer
2k views

Java 100 % CPU usage

I am using IntelliJ IDEA compiler for Java programming on my MacBook Pro 2015 Retina (Yosemite). When I run some Java program in my activity monitor appears Java process and takes 100+% of CPU. The ...
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1answer
2k views

Why does htop show different CPU levels for processes than top or Activity Monitor?

I installed htop through brew, real pleasure of a view compared with top. The totals across both CPUs for top align with the sum of totals per-CPU in htop. E.g. right now I see about 40% per CPU in ...
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2answers
110 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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1answer
356 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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1answer
212 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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1answer
111 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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1answer
588 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 ...