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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1answer
8k views

VM size in Activity Monitor: hundreds of GB?

When I open the Activity Monitor, I get something looking like this: http://support.apple.com/kb/HT1342. But why the heck is "VM size" around 100-200 GB?? Here is the capture from the apple support: ...
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3answers
1k views

Acceptable CPU usage for 4 core 3.4gHz i7

Creating a kiosk application for the Mac and am testing performance and CPU usage. The activity monitor shows a total of roughly 90 to 150% CPU usage for the always up, kiosk processes. My first ...
6
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1answer
851 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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3answers
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Looking for a free system monitoring tool [closed]

I'm looking for a system monitoring tool, preferably a free one. I don't care if it's an actual app or sits in my terminal. Activity Monitor doesn't give me all the information I want at once. ...
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7answers
9k views

Why does my Macbook overheat and use so much CPU and energy when on YouTube?

For a long time now, my Macbook has been overheating and hogging my CPU. According to Activity Monitor, Google Chrome Helper is the culprit. Whenever I am browsing the web, there are usually ten ...
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2answers
705 views

What process is accessing the hard drive?

I can hear the hard drive chugging away when it should be idle. Some process is writing/reading from it in semi-random bursts, let's say once every second. Very annoying and wasteful. I tried ...
5
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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 ...
5
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3answers
4k views

Getting a list of currently running processes

I'd like to get a list of all the applications currently running on my machine using the command line. It should be similar to what you get when you open up Activity Monitor and choose to save the ...
5
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1answer
2k views

What is this mystery process: “-i”?

I have a mystery process visible in Activity Monitor, simply called "-i" - don't remember ever seeing this before. Its parent process is launchd, and belongs to root. Persists between reboots; ...
5
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1answer
960 views

Macbook Pro Power Consumption

I was wondering if it is possible first of all to get the overall power consumption for my MacBook? And if it is possible can I get this power consumption for each peripheral running (like ...
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2answers
74k views

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 ...
5
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1answer
2k views

Processes in Activity Monitor with gray lettering

Why are there some processes listed in Activity Monitor for applications that I've recently quit? They are displayed in light grey characters under the Energy tab, and the only column with data is the ...
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2answers
1k views

Activity Monitor suddenly showing all cores in Dock icon

After upgrading my MBP from Mavericks to Yosemite, the "CPU History" option of the Activity Monitor only showed one aggregate graph. After reinstalling Yosemite from scratch, I suddenly have 8 tiny ...
5
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1answer
6k views

Random extreme CPU spikes on random browser tasks

I've noticed that every once in a few days (sometimes daily) my CPU spikes to a 120% or such usage when any of my browsers are open. The scenario is weird, today I was watching a movie using VLC ...
5
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1answer
603 views

Activity Monitor show no processes

With 10.13. I using Item2 to compile golang (src/all.bash). When cpu is get 100% The Item2 can't response. I have already open Activity Monitor. But I can't force quit the Item2. Then I quit ...
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2answers
5k views

Help identify what uses the CPU when the Activity Monitor list of all processes does not help

Problem After rebooting, and with only Activity Monitor open, my MacBook Pro (10.6, i7) shows a very high idle % (98% or higher) but then shortly after drops down to 40% - 50%. In the Activity ...
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2answers
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 ...
5
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1answer
3k views

How Often Does Total 'Data Received' Reset in Activity Monitor? [duplicate]

How often does "Data Received" and "Data Sent" reset in the activity monitor pane shown below: Nothing I can think of (daily, since last restart, all time, etc.) seems correct given the numbers I'm ...
4
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3answers
775 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) ...
4
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1answer
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 ...
4
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2answers
470 views

How do I tell what processes are driving I/O loads?

Something is driving a lot of Disk I/O on my system lately. I can see in ActivityMonitor that there are huge volumes of reads and writes every second. But none of the "normal" suspects are active when ...
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2answers
441 views

Why can't this process terminate?

Just recently I ran into an issue where my network program couldn't bind to a port because it was already in use. I opened the activity monitor and realized it (named "server") was already running ...
4
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1answer
876 views

How is the “Memory” column calculated in Activity Monitor?

How is the per-process "Memory" column calculated in Activity Monitor? The name is quite vague and I haven't found anyone say anything about it aside from stuff like, e.g., "Memory used in RAM." I can'...
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1answer
7k views

300% of my CPU is being used? [duplicate]

I ran a Java applet, and it used over 200% of my CPU.... It actually rose to over 400% after I took the screenshot. How is this possible? Can someone explain why Activity Monitor shows a task as ...
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1answer
5k 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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2answers
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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1answer
9k views

What is mediaremoteagent under Activity Monitor?

Under activity monitor there's a process called mediaremoteagent. I can't find any information about this process. What is this process and is it safe to disable it?
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3answers
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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2answers
444 views

Is there a way to switch to the selected process in activity monitor?

I'm wondering if there's a way to bring focus to a process that's in "activity monitor". Specifically, I've got a bunch of Google Chrome processes and I'm trying to figure out which process ...
4
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1answer
360 views

Activity Monitor missing process arguments

Is there a way to tell Activity Monitor to show me the process arguments the same way ps does for example? So instead of this (Activity Monitor): I would like to see this (ps): If this is ...
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2answers
8k 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
3k views

What is “ss_conn_service ” running on OS X?

I'm using OS X El Capitan on iMac 21.5". As an experienced user, I follow activity monitor sometimes for security of my device. For 2-3 days,"ss_conn_service" is running on my device. I cannot ...
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0answers
1k views

UserEventAgent Not Responding (MacBook Pro 2018 Mojave)

I opened activityMonitor and covered that UserEventAgent lighted red color. How can I fix this?
4
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3answers
487 views

How to get the amount of 'Compressed Memory', per process (from Terminal)?

How can I use ps, or some variation thereof... to get a value that roughly corresponds to the "Compressed Memory" value Apple reports in Activity Monitor.app? username 52036 100.1 24.1 8026832 ...
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2answers
282 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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1answer
4k views

How to resume a “paused” application after an out of memory situation?

Occasionally - even with abundant care - my 16GB MBPro runs out of application memory and the dreaded "No more application memory available" dialog appears. Fortunately we are still able to access ...
3
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1answer
65 views

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. ...
3
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2answers
2k views

How to show command of a process in activity monitor?

I want to see the exact commands of some processes in activity monitor, as most linux process monitor can do. Is it possible with activity monitor?
3
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2answers
13k 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 ...
3
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2answers
172 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 ...
3
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1answer
43 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
3
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1answer
8k views

What do appleeventsd and AppleIDAuthAgent do?

I looked in the activity monitor to clarify what are those processes and started with alphabetic order. I know different resources where many processes are described. But appleeventsd and ...
3
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1answer
139 views

How do I read this Activity Monitor report?

I was trying to figure out why my Mountain Lion server was running slow, and I when I opened Activity Monitor this is what I saw: Question 1: how am I getting >400% of CPU on the summed CPU column, ...
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2answers
6k views

There is a process called SH using 100% of my CPU

I checked the Activity Monitor and noticed 2 processes called sh that were eating my CPU. What apps are related to these processes and how can I stop them from eating all CPU?
3
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1answer
583 views

Activity Monitor, my system always runs in the red for CPU load - how to fix?

According to Activity Monitor my system is always running too high for CPU load. It’s always in the red in the CPU load graph and nothing I do corrects this. I’ve tried resetting NVRAM, SMC and ...
3
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1answer
408 views

how to stretch a single wallpaper image across multiple monitors

I would like to stretch the same image across multiple monitors.. how do i do that?
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2answers
1k views

Clicking on Activity Monitor's Dock icon won't maximize the window

I've got an early 2011 13" MBP running OS X 10.10.4 PB, but this issue has been happening on literally every version of Yosemite, stable and public beta, since the initial PB release. You know how if ...
3
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1answer
798 views

Why is “Real Memory” greater than “Memory” for kernel_task process?

What exactly does Activity Monitor's Memory column mean? How come in the example situation below (from a macOS High Sierra system) the Real Mem column is greater than the Memory column? According ...
3
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1answer
1k views

OSX Yosemite uses over 500mb daily, without me using it. And only the total data received shown in Activity Monitor - no detail in specific process

Almost every day, about 560mb of data is received and I'm not downloading anything. When I check in the Activity Monitor, it shows the 560mb usage, but in the list of processes, there is hardly any ...
3
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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 ...