OS X's 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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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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21 views

Activity Monitor not displaying Chrome's Memory usage in MB

My Activity Monitor is not displaying Chrome's memory usage in MB. Instead, it lists some huge 20-digit number. In addition, both Real and Private memory is listed with the MB suffix (as well as all ...
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20 views

How to automatically terminate a non responding app?

I am using iTunes on a MBP in connection with the Remote app on an iPad to control the music in our house. Every now and then, iTunes will become non responding (freeze), mostly because of a problem ...
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2answers
60 views

what do App Memory, Wired Memory, and Compressed mean?

In Activity monitor, what do App Memory, Wired Memory, and Compressed mean? For example, I am used to the columns in the output of free from procps-ng under Linux. By the way, how can I install ...
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44 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
43 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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1answer
50 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? Did Apple secretly hide extra cores on my Macbook, or did ...
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1answer
20 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
58 views

activity monitory energy impact missing important info

I'm running several virtual box vm's and I'd like to see energy impact of these, unfortunately activity monitor doesn't show these... any way I can make them appear? I'm trying to compare vm vs ...
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1answer
58 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
12 views

Change Activity Monitor update speed?

When viewing the CPU Load on Activity Monitor today, I was curious as how to make Activity Monitor update the chart and data faster. Is there a setting to change the update speed for Activity Monitor?...
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37 views

Mac mini 2014? Connecting to a 2nd monitor

I currently have a mac mini with a thunderbolt connecting my vga monitor to this. I now want to connect a second monitor but my problem is this....I only have a hdmi female in the mac mini and the ...
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15 views

Activity Monitor doesn't show which individual process is reading/writing FileVault activity

Activity Monitor shows the aggregate data read/written during FileVault encryption. Data read: 140.59 GB Data written: 218.18 GB But there is no individual process that is reading/writing nearly ...
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2answers
52 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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4answers
804 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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263 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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57 views

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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1answer
133 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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43 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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10 views

What's the “fork” for getting MenuMeters to work on OS x 10.11? [duplicate]

I just updated to El Capitan 10.11, and MenuMeters quit working. In the following thread: MacOSX cpu/mem monitor in system tray (menu bar) You say: It's free and open source and there's a fork that ...
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12 views

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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4answers
5k views

My external monitor doesn't work at full resolution with my MacBook

I've got a MacBook Pro (Early 2015, OS 10.11.2) and I've also got a Dell 2209WAf monitor, which I'm using with a VGA cable and this adaptor. The monitor's optimum resolution is 1680x1050 @ 60Hz and ...
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1answer
362 views

Mac Mini 2011 extremely hot and surprisingly slow

I just bought a Mac Mini (mid 2011) secondhand with the following specifications: 2,3 GHz Intel Core i5 8 GB 1067 MHz DDR3 512 GB SSD Intel HD Graphics 3000 512 MB I used to have a iMac 2006 ...
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1answer
32 views

What's this process 'collision'?

There's a process running on my machine which Activity Monitor reports is using 142% of CPU, 22 hours of CPU time and has thousands of idle interrupts. It's running under my user, and doesn't appear ...
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1answer
399 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 ...
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2answers
248 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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2answers
277 views

In activity monitor what time frame is the data sent / received data from?

In the network tab in activity monitor there is a read out of data usage showing sent and received in GB. What this dosnt tell you is over what time period this is, is it from a day, a week and month ?...
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1answer
62 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?
9
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1answer
306 views

Why does Dashlane use so many ports?

I use Dashlane to store passwords, and I like it, but there's one problem I've had with it. I use Activity Monitor to see what's going on, and something strange has been happening with Dashlane lately....
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99 views

What is “ImageEngine” process on Activity Monitor?

What is here "ImageEngine" that loading the CPU so much, nearly 50%? Google doesn't help. Macbook Pro mid 2011 13F1112 OS X 10.9.5
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3answers
997 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 ...
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1answer
49 views

Increase Activity monitor update frequency to less than a second

I want to use the "CPU history" to monitor how some program uses the CPU, but the update frequency of "very often (1 sec)" is not fast enough for me. The changes I want to observe happen in less than ...
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59 views

Kill Apps Using Too Much RAM

I have unfortunately been saddled with a developer laptop that isn't fast enough. Is there any app which can flag apps which use up too much RAM and prompt me so I can kill them ? For eg: Xcode , iOS ...
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15 views

Cumulative drive access per process over time?

I would like to isolate what processes are accessing drives the most over a given period of time with as much detail as possible as far as even seeing kernel level access. I have thought about ...
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1answer
48 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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1answer
64 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
38 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 ...
9
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3answers
5k views

High CPU usage by a process called PTPCamera

On my Macbook Pro (Retina, Mid 2012) is a process, called PTPCamera, using a lot of CPU-Time . I already have killed this process but it spawned immediately again. 85% of CPU usage eats my Battery ...
2
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1answer
97 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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1answer
348 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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1answer
128 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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1answer
178 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 ...
2
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3answers
4k views

Report Crash ~350% CPU Yosemite

10.10.3 There is a process, I do not know how its started and what it starts, which uses ~350% of the CPU. Its performed by 'root'. When I quit it from the activity monitor it comes back straight ...
6
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1answer
10k views

Firefox “not responding”, can't force quit, doesn't show in activity monitor [duplicate]

I have entered a weird state Firefox was open. The icon appears in the cmd+tab task menu. In the dock it shows as "not responding". Force Quit does nothing though. Ok... but then it doesn't show ...
2
votes
1answer
560 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 ...
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2answers
84 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 ...
2
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1answer
472 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 ...
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1answer
100 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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0answers
298 views

How to find out process owner of unidentified windows?

I have an odd error that I have not been able to associate with an application or PID properly. In Windows, there is Process Explorer with the very handy target function that allows you to click it ...
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4answers
7k 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 ...