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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.

134 votes
6 answers
394k 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 ...
Alex's user avatar
  • 2,444
89 votes
7 answers
259k 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 ...
Dave's user avatar
  • 1,095
79 votes
11 answers
197k 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 ...
zeeple's user avatar
  • 1,709
73 votes
6 answers
59k 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?
herrbischoff's user avatar
  • 1,139
36 votes
3 answers
70k 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 ...
JustSid's user avatar
  • 1,013
31 votes
1 answer
40k views

What is touristd?

In macOS Sierra there is a new daemon touristd. What is touristd and what is it used for?
user avatar
27 votes
4 answers
126k 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.....
retrography's user avatar
23 votes
5 answers
14k 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] (...
mjuarez's user avatar
  • 392
16 votes
3 answers
5k 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 ...
Joe's user avatar
  • 293
13 votes
3 answers
18k 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; ...
d0g's user avatar
  • 4,002
12 votes
3 answers
14k views

How do I start taskgated again?

I killed taskgated from the Activity Monitor and since then it is not been running. How do I start the process taskgated again?
Senthil Kumaran's user avatar
11 votes
1 answer
2k 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 ...
Firegun's user avatar
  • 317
9 votes
1 answer
14k views

What is "hidd"?

I tried to find some details about the daemon hidd but only found information about a Linux daemon where it is the human interface device daemon. Is this the same function in macOS?
user avatar
9 votes
3 answers
27k views

How to have sshd re-read its config file (without killing ssh connections)?

How can I get the ssh server to re-read its configuration file (/etc/sshd_config), without killing existing ssh connections? EDIT: If I run kill -HUP <SSHD_PID> I kill the connection.
kjo's user avatar
  • 1,020
8 votes
0 answers
3k views

What is `knowledgeconstructiond` doing?

Just installed Ventura on a 2017 macbook pro 15", and for the last 10 minutes or so a daemon called knowledgeconstructiond has been using sizeable but not problematic amounts of CPU. Was curious ...
Michael Roswell's user avatar

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