Questions tagged [daemons]

macOS, which is a Unix system, uses daemons. A daemon is a computer program that runs as a background process, rather than being under the direct control of an interactive user.

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21
votes
5answers
11k views

MirrorDisplays error every 30 seconds in system.log

I'm seeing an error every 30 seconds in the system log, using the Console app, complaining about MirrorDisplays service only running for 0 seconds. Nov 5 22:45:22 computer com.apple.xpc.launchd[1] (...
2
votes
1answer
35 views

Reinstall Cups after unloading/removing its LaunchDaemon

On one of our laptops, we had popups about printer settings update 200 times per day. It was getting really annoying and so without thinking about it enough, I've unload and remove cups service. sudo ...
1
vote
1answer
74 views

Launch Daemon for NodeJS App Won't start on reboot

I've created the below launch daemon to run a nodejs program on startup (tiddlywiki in this case): <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//...
2
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3answers
1k views

Does changing a daemon's plist file extension prevent it from being loaded?

I particularly want to disable: /private/etc/mach_init.d/dashboardadvisoryd.plist.disabled, but in general for any daemon. Does changing its plist extension prevent it from loading? In the past I ...
6
votes
5answers
16k views

opendirectoryd taking up 1/4 of the cpu and driving fans crazy on MacBook Air

Since a couple of days my 2011 13" MBA (i5, 1,7Ghz) has a very strange issue which I don't know how to get rid of. Every now and then (sometimes more times a day) a process called opendirectoryd ...
31
votes
2answers
17k views

What is the 'deleted' daemon in macOS?

Since installing macOS 10.12 I noticed a flood of messages from deleted in the logs. I haven't been able to find any information about this daemon. Could anyone enlighten me what this does?
4
votes
1answer
427 views

Is there a way to throttle nsurlsessiond/cloudd?

I have been looking for a way to permanently throttle these two processes. By default, they are all or nothing processes killing my network connection unless I manually "pause uploads" for iPhotos (...
4
votes
2answers
3k views

macOS Catalina: execute bash script on boot with launchctl

Before updating to Catalina (10.15.1) my agent based on a bash script was working perfectly. I had set the agent in order to execute the bash script on boot. Here is the plist file: <?xml ...
0
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1answer
130 views

How to prevent process / daemon from running on macOS?

I installed an app called "ShadowsocksX-NG" and then whenever I restart my computer, /Users/admin/Library/Application Support/ShadowsocksX-NG/ss-local -c ss-local-config.json will be running in the ...
0
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0answers
262 views

macOS Catalina on MacBook Pro 15-inch16 GB 2400 MHz DDR4 - Photos won't close files, cannot eject disk

There are a couple of other questions here very similar, but they are not the same. My issue is that the Mac Photos processes, photoanalysisid (primarily) and photolibraryd won't release their open ...
57
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7answers
187k views

What is rapportd and why does it want incoming network connections?

I've just updated to the latest MacOS 10.13.2 and after restarting, my machine asked me to allow incoming network connections for "rapportd". After blocking it and checking in the firewall config, I ...
1
vote
1answer
58 views

Launchd plist runs everyday instead of only weekends

Scenario: I need to force a reboot as a Launch Daemon at a specific time only on Saturdays and Sundays. Output The reboot command gets launched at the specific time everyday instead only on ...
1
vote
0answers
19 views

Mouse moves, but cannot click

My mouse just got stuck: I could still move the pointer, but clicks would not register. This occurred with both my external Magic Trackpad, and the laptop's internal trackpad, apropos of nothing. As ...
0
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1answer
86 views

Script to run Adobe Update Remote Manager as Launch Daemon at Boot without MDM

Scenario: I need to figure out how to run the /usr/local/bin/RemoteUpdateManager at DeepFreeze maintenance cycle. During this maintenance cycle, the computers will restart to the login screen and ...
2
votes
1answer
131 views

Are the results of Apple Photos processing shared between my computers?

I have a MacBook and and Mac mini with same Apple ID. My photo library size is 55,109 photos, 3,670 videos, 68 items. photoanalysisd has been running for 7 days on my MacBook. It doesn't appear to ...
5
votes
0answers
107 views

How to prevent non-root load of a LaunchDaemon

I want to prevent a LaunchDaemon (/Library/LaunchDaemons/com.mycorp.service.plist) from being loaded by a non-root user. Running sudo launchctl load /Library/LaunchDaemons/com.mycorp.service.plist ...
7
votes
1answer
8k views

How do I start the docker daemon on macOS?

I am using macOS 10.14.6 and docker info shows me that the docker daemon is not running. How do I start the docker daemon from terminal? I have not found any information on doing so anywhere. On ...
3
votes
1answer
4k views

Fine-tuning “Open safe files after downloading”

Is it possible to fine-tune the "Open safe files after downloading" setting in Safari? For example, to make Safari open files like ".ical" et. al., but not Zip-files. If macOS has no built-in support ...
3
votes
0answers
189 views

Append instead of overwrite log file by StandardOutPath and StandardErrorPath

I have a launchd job that periodically runs in the background. Any stdout and stderr output during the job is logged to some files set in the job's plist using the StandardOutPath and ...
4
votes
2answers
294 views

Where should a daemon started by launchd store its data?

When I develop UI application for OSX I store user's preferences and application config to ~/Library/Preferences/AppName.plist (using NSUserDefaults). But when I create global background daemon that ...
1
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2answers
637 views

IBM Trusteer Rapport… Daemons… Is rapportd part of Trusteer or an Apple MacOS Daemon?

Working here on problems arising from IBM Trusteer Rapport security software. Problem: Their daemon rooksd has 60,000 ports open; mac slowed to a crawl. Question: Is the daemon rapportd part of ...
16
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3answers
4k views

How to access a launch daemon's values/ system defaults value

So I am trying to silence the "Your Disk is Almost Full" notification from a mac running Mojave, as right now it pops up way too frequently and it is so annoying. I followed all answers from this ...
20
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4answers
91k views

What is “secd” process?

I wonder what secd process does under OSX Yosemite. I am pretty sure I have seen this process running in earlier MacOS versions, but I don't remember it gobbling up all the available memory so boldly.....
3
votes
2answers
330 views

What are the various auto launch paths mean in OSX?

I'm trying to track down sneaky apps that launch upon reboot. They are not in System Preferences > Users and Groups > Login items and the in-app preferences for auto starting is disabled too for ...
8
votes
3answers
9k views

What is “usernoted” and why is it eating my CPU?

For the past couple of weeks, a process identified as usernoted appeared to "take over" my machine after a few hours of use, eating over 99% of available CPU. Force quitting the process doesn't help; ...
34
votes
8answers
78k views

How to restart Bluetooth service from command line

On Linux, if one wishes to restart the Bluetooth service, they simply launch a terminal and issue the following command: sudo /etc/init.d/bluetooth restart What is the equivalent on Mac OS X? I ...
2
votes
1answer
1k views

High Sierra performance problems - efilogin-helper taking a lot of CPU

I have a stock 2015 15" MacBook Pro, i7 / 16GB / 512GB, still runs on High Sierra because I am contemplating to do a full clean install instead of an upgrade. Performance has been deteriorating to a ...
31
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3answers
45k views

What is parsecd?

The internet is not very satisfactory when it comes to this question, I found one somewhat related question here where someone says allowing parsecd internet access via Little Snitch made their ...
2
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2answers
3k views

How can I launch a daemon process as a specified user at boot without an interactive login?

I'm trying to setup a TeamCity Build Agent on a Mac Mini Server running 10.7.3. I have successfully got it running and building but only if I login and launch the process manually. We'd prefer to ...
4
votes
1answer
2k views

What are all these tvOS services?

I noticed Apple's tvOS broadcasting no less than 7 mDNS PTR-RRs (via Bonjour, I presume): + Apple TV._airplay._tcp.local + Apple TV._mediaremotetv._tcp.local + Apple TV._companion-link._tcp.local + ...
1
vote
1answer
595 views

What is the best practice for a daemon application running as root that needs access to the GUI? [closed]

I'm porting over a C++/Qt application from Windows. On Windows, the program runs as a service. It's discouraged from programs running as a service to also interact with the user and display GUI ...
2
votes
1answer
884 views

Shove installed a launch daemon or agent popup window, what is it?

Please check the following screenshot: Today, I suddenly have this popup window warning. I have no idea what it is. Basically I have three questions. (1) Is this BlockBlock app warning? I have no ...
7
votes
2answers
444 views

Why can an app create daemons on the fly without sudo permission and how to stop it?

First, I come from Linux so there are many things which confuse me such as daemons. I installed VOX.app and it has some kind of agents and cloud-related processes which can be started automatically. ...
2
votes
1answer
165 views

Cannot load rsync daemon in Sierra. Log shows: “assertion failed: 16G1408: libxpc.dylib”

I'm trying to start rsync --daemon on Sierra (10.12.6), using launchctl. It used to work fine (last time in Mavericks, I think). But now on Sierra, the daemon does not start and grep rsync /var/log/...
2
votes
2answers
588 views

Difference between System and Global Daemons

According to the Launchd Tutorial, there are two places where a daemon can be. A global daemon located at /Library/LaunchDaemons A system daemon located at /System/Library/LaunchDaemons What is the ...
0
votes
1answer
1k views

Running Postgres as Launch Daemon

I am working on setting up a psql server and would therefore like postgres to run whenever the computer is on, regardless of whether I'm logged it. (The machine is running OS X Yosemite.) I set up a ...
2
votes
2answers
1k views

Getting error in Terminal when typing Passwd *Username*

I’ve been trying to change the root password via Terminal on macOS. I launched Terminal by holding cmd + S while booting, which logged me automatically in as root without password. When I type in ...
1
vote
1answer
2k views

Apple Push Notification Service: misbehaviour

On a new test iMac (running Mavericks 10.9.2) I discovered 2 repeated errors related to apsd (Apple Push Notification Service daemon). Repeated failing connections A netstat command displays a huge ...
1
vote
2answers
8k views

Make sysctl changes at startup

I'd like to change the default smb settings at startup to remove timeouts. I have the following script; #!/bin/sh sysctl net.smb.fs.kern_deadtimer=0 sysctl net.smb.fs.kern_hard_deadtimer=0 sysctl ...
3
votes
0answers
2k views

What is the touristd process doing when it downloads ~14MB on each boot?

I've noticed on my MacBook Air (early 2015 edition, macOS 10.13.3) that there is a certain 'touristd' process that launches when I turn on the computer, downloads about 14.2MB of data, then exits. ...
2
votes
1answer
244 views

Script that Automatically Does Something Every Day

I'm looking for a way to automatically run a shell script or command every time interval. I'm running a server and I want to backup some folders every day. I don't want to use time machine because the ...
2
votes
1answer
69 views

What is the name of the Subversion server process on MacOS?

I'm running a Subversion server on MacOS. My remote IDEs connect no problem (using ssh tunneling). But, I can't figure-out the process name of the Subversion server. It is so easy: $ mkdir svnroot $ ...
8
votes
1answer
777 views

How to disable the “locate” command in Mac OS?

According to this article, I can use this command: sudo launchctl load -w /System/Library/LaunchDaemons/com.apple.locate.plist To enable "locate" command to find files. However, recently I find this ...
0
votes
1answer
801 views

How to run httpd on macOS without Apache [closed]

I'm trying to build a BCHS application. I do have a remote server running OpenBSD, but the network latency is killing me, so I decided to develop on my MacBook Air and deploy to the OpenBSD server ...
24
votes
1answer
27k views

What is touristd?

In macOS Sierra there is a new daemon touristd. What is touristd and what is it used for?
4
votes
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?
1
vote
1answer
636 views

LaunchDaemon loading but not starting

I created a LaunchDaemon to automatically start a mining client when the computer boots. Here is the .plist file: <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD ...
2
votes
0answers
322 views

Disable Launchd based daemon sudden termination upon shutdown

I'm running my own daemon under macOS Sierra and High-Sierra, and get unexpected behavior upon shutdown. according to the manual of daemon life cycle, it says that ... If the system is being shut ...
3
votes
2answers
12k views

Enable SMB sharing from command line

On OS X 10.8, using terminal commands, I'd like to enable SMB sharing as if I had ticked the following checkbox under System Preferences - Sharing - File Sharing - Options: I've tried the following ...
1
vote
1answer
5k views

What is coupond?

I restarted my Mac, running El Capitan, and got a pop up asking whether I wanted to allow "coupond" to accept incoming network connections. I said no. I rebooted and got the message again. I have no ...