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Questions tagged [runlevel]

A run level is a state of the init process defining which system services are operating.

A run level is a state of the init process defining which system services are operating.

http://www.tldp.org/LDP/sag/html/run-levels-intro.html

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Linux runlevels and chkconfig

I know this an old question but I am having a tough time in understanding the linux runlevels w.r.t gracefully stopping and starting a service. For suppose consider myscript service is configured to auto-start after a system shutdown/reboot. Below…
Just_existing
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Startup script always crashing on ubuntu 9.10 server edition

I wrote a startup script that starts at startup for ubuntu 9.10 server edition and does the rsync of my directories that is specified in my path, I did the startup in the old fashion way linking my script from init.d and placing it on run level,…
catvsrat
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Yocto imx6 runlevel

I have a yocto build for "imx6dl" system, after installing some software ( database/java ) system went into infinite loop during boot : "Usage :ps ps: invalid option --'x' ..." " I'd like to change run level to "safe mode" in u-boot ( denx ) so I…
user3087632
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Picking environment variables passed to docker container in Runlevel Scripts in Ubuntu

I know how to pass environment variables to docker container. like sudo docker run -e ENV1='ENV1_VALUE' -e ENV2='ENV2_VALUE1' .... I am able to successfully pick these variables if I run script from shell inside the docker container. But the…
Arista
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Runlevel 3 issue

When i execute the first command (who -r), the system shows that it is at Level 1 (single-user mode). However, when I go check using the second command (@cat), the default level turns out to be 3 (multi-user mode). I want to shift my system to…
Saad
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How to set target (runlevel) to service in CentOS7 (Systemd)?

I want to set target to service in CentOS7 (Systemd). I want to know following. How to set target to service. How to show target of service. In other words, I want to know substitution for following commands. $ sudo chkconfig --level=2345 mysql on…
Taiju Aoki
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How to run a script when switching from run level 3 to 0

I need to run a script when the server is going for a shutdown i.e. run level 0. But the catch here is, I need to make a curl call in the script which is not possible in run level 0 as the network will be down. So my question is how can I achieve…
ravihemnani
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How can I run a service when the runlevel changes

I want to automatically start the proftpd service when the runlevel changes from 2 to 5. When it changes back to 2 it should be stopped again. Any ideas?
Mathias Verhoeven
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update-rc.d defaults setting up runlevels?

Reading update-rc.d manpage: update-rc.d requires dependency and runlevel information to be provided in the init.d script LSB comment header of all init.d scripts. Am i correct in interpreting below command as follows: update-rc.d foo[name] …
gaukhar
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Debian runlevel scripts not running on shutdown, reboot, etc. Priorities?

I have a problem, where my shutdown runlevel MySQL bash scripts are not executed. rcS.d, however works always. I used scripts in init.d folder to be run on different runlevels. Currently, the only one I have gotten to work, is the bash script that…
DoYouEvenHTML
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Solaris daemon runlevels

There is this service I need to start up automatically whenever the my solaris server is restarted. I know I should set the runlevel as 3, but will it matter if I set the service to run on all runlevels(0 to 6)? if so, what would be the problem if I…
JohnnyLoo
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How to detect restart before terminating program on Linux

I want to detect that system is restarting before it terminates my program on Linux. I tried using /var/run/utmp file to detect runlevel, put inotify on its changes but seems like system is closing this program before I get signal. I catch shutdown…
Zhani Baramidze
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Linux base device not getting shutdown

I try to shutdown my embedded system running with Linux environment using shutdown -h now. But it is rebooting my system again. So can anyone give me suggestion how to shutdown my system or resolve this issue. Or any possible reason of this…
ravibhuva9955
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Is there any chance that I can use vncserver in level 3?

I see another guy use noVnc making a webshell for linux, it's not graphic and its running level3 as in the picture below. Does anyone know how to run vncserver in level3?
jasonNew
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Programmatically setting a process to execute at startup (runlevel 2)?

I would like to find out how to write Python code which sets up a process to run on startup, in this case level two. I have done some reading, yet it has left me unclear as to which method is most reliable on different systems. I originally thought…
64bit_twitchyliquid
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