Mac 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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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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94 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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1answer
37 views

Processes owned by other users on Mavericks

When looking through Activity Monitor, I'm expecting to see my own processes in addition to some owned by "root" and other more exotic users (_windowserver, _coreaudiod, ...). But I see processes ...
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24 views

Does anyone know of an alternative to CPULED that is not connected to the AppStore?

Just want something similar (UI/ease of use) that is a freeware. :) I can make a copy of the app that is installed in Applications but when I install it in another Mac, it wants me to login to the ...
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15 views

iPhone & pro filming, Using iPhone as a monitor

Can I use my iPhone as an external monitor for my camcorder, when the camera is mounted onto a jib?
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107 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
83 views

Looking for a free system monitoring tool

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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20 views

Possibility of allocating memory into different applications - Activity monitor or a 3rd party source

Is there a possibility to allocate different amounts of memory into a certain application, or prioritize that application to receive more memory. I am almost positive you cannot do this task with ...
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33 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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1answer
96 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 ...
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87 views

How to group cpu cores in Activity Monitor (Mavericks 10.9.2)?

I've got MacBook Pro with 4 cores and Hyper-Threading(HT). I've also got a MacBook Air with two cores and HT. On both devices I've set Activity Monitor to show CPU History (View -> Dock Icon -> Show ...
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87 views

Reset Activity Monitor disk read/write stats

In OS X 10.9 Mavericks, the Activity Monitor app shows statistics for total data read and written on hard disks. (I assume this is the aggregate of all disks.) I'd like to know how to reset these ...
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245 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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259 views

Why does speech recognition take up 1 GM or RAM suddenly? And GMail in Safari 738 MB?

I did enable speech recognition just in case, but very rarely use it, and I did not remember even accidentally activating it since bootup. Now I simply have a few apps running under Mavericks, and I ...
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2answers
373 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
648 views

How do I kill a process that won't die?

I'm unable to kill a process using any of the techniques I'm aware of ("Force Quit" in Activity Monitor, top, killall from the Terminal) and wonder if there are some additional steps I can take. ~ ...
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1answer
69 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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2answers
190 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 ...
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1answer
47 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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66 views

How to prevent PressAndHold from loading?

I have already disabled PressAndHold through terminal, but I see that it still appears as a process on Activity Monitor. It is taking 2.9 MB for me, but I want it to stop and not to begin at all. When ...
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2answers
126 views

Any app or script to track per process usage?

I am running a process and I want to track it's CPU usage and in the end I would like to have a graph of time vs CPU usage. Any app or script for that? I googled and I couldn't find any. And activity ...
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8 views

how to know how much data your mac uploaded in a certain time [duplicate]

I'm working in a shared office space.. and i'm been accused that my laptop is the one that's responsible for uploading (uploading, not downloading) a lot of data in specific periods of time (ie you ...
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2answers
145 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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67 views

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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1answer
1k views

Memory terminology in Mavericks Activity Monitory

In Mavericks, the Activity Monitor has changed its memory terminology. The columns available when viewing processes in the memory tab now include "Memory", "Real Memory", "Real Private Memory", "Real ...
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3answers
13k views

What scale or measure does Mavericks' “memory pressure” adhere to?

Mavericks' Activity Monitor shows a new diagram, the "memory pressure". Sadly, its help text only vaguely explains what exactly it measures. How is memory pressure calculated? Picture creds go to ...
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3answers
9k views

Activity Monitor in Mavericks “Show Memory Usage” dock icon gone?

I just purchased a new MacBook Pro with Mavericks installed and noticed that Activity Monitor doesn't have the "Show Memory Usage" dock icon option anymore. I really liked this option since I used it ...
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3answers
10k views

Google Chrome Helper for “GPU Process” constantly shown as non responsive in OS X 10.9

I upgraded to OS X 10.9 yesterday, and since then, one Google Chrome Helper is constantly red in Activity Monitor. I checked the PID (375) in Google Chrome's own task manager, and it is GPU Process. I ...
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1answer
580 views

In Mavericks' Activity Monitor, what is a “Zombie?”

I have Nginx installed; compiled via MacPorts, and configured to launch on start-up. When I go to the Disk tab of Activity Monitor after installing Mavericks, the nginx process(es) is listed with a ...
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2answers
467 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 ...
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1answer
190 views

HP Product Research on Activity Log

I'm seeing an item on my activity monitor called 'HP Product Research.' I assume it's associated with some HP Printer drivers that I no long need, and have have removed, but this tracker hanging out. ...
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2answers
509 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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768 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 ...
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1answer
153 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 ...
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1answer
910 views

Understanding active, inactive, free and swap memory allocation

this is a conceptual question that came up from an issue I have. I've been monitoring memory usage with iStat Pro and Activity Monitor for some weeks, since my MacBook Pro (OSX 10.8.4 Mountain Lion ...
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2answers
474 views

How does Apple calculate the energy consumption of a process in OS X Mavericks

In OS X Mavericks you can monitor the energy consumption of different processes in the "Activity Monitor"-App. Also there will be a menu bar icon which lists the most energy consuming applications ...
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1answer
125 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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1answer
664 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
234 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
84 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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1answer
423 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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1answer
331 views

Is there a network usage utility that shows data usage by network connection

I use my Mountain Lion MacBook Air to connect to the internet using various methods. At home, I use my wired connection, which does not have a cap. Sometimes though, I connect via my iPad, which uses ...
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1answer
406 views

What kind of “messages” does Activity Monitor track with the “Messages Sent” and “Messages Received” columns?

In Activity Monitor on OS X, it is possible to add additional columns to the process list view. Two columns available in that list are "Messages Sent" and "Messages Received", which show up as "Sent ...
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1answer
114 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 ...
43
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5answers
38k views

What is installd, and why is it eating my CPU?

My Macbook is frying my lap, and the CPU monitor is going crazy: over 200% CPU being used by something called "installd". What is it? Can I kill it? (OS X 10.8.)
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2answers
157 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 ...
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25 views

Is there an application to analyze this which application created a generic process in ram?

I noticed a generic "Java" process is using between 1-2GB of Ram after I upgraded to Mountain Lion. I know a lot of the apps I use require java. I have closed out all my apps and still it is using ...
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1answer
582 views

killing httpd spawns new processes

In short, I need to kill all httpd processes so I can run a particular program. When I go to Activity Monitor and Quit all of the httpd processes, a new one is immediately spawned. I'm not sure what ...
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3answers
509 views

Is there a htop-on-linux like alternative for top / Activity Monitor on OS X?

I'm looking for a better alternative for top. Both top and Activity Monitor are highly limited with regards to features. In particular, I'm interested in the following features: Limit processes by ...
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1answer
674 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?