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2
votes
1answer
310 views

Start N processes with one systemd service file

I found this systemd service file to start autossh to keep up a ssh tunnel: https://gist.github.com/thomasfr/9707568 [Unit] Description=Keeps a tunnel to 'remote.example.com' open ...
13
votes
7answers
26k views

Debian: Too many open files

I have long running process at Debian. At some point in throw an error "Too many open files". ulimit -a shows open files (-n) 1024 I wish to increase number of open ...
2
votes
1answer
3k views

How to configure Python Script to run as a daemon

I have a couple webservers sitting behind a loadbalancer, and i found "watcher.py" here: https://github.com/splitbrain/Watcher I chose this script for several reasons: recursive through folders, lots ...
32
votes
8answers
60k views

Disable a service from starting at all runlevels?

I have a service foo which currently starts at runlevel 3 and above. How can I stop it from doing so, without using update-rc.d foo stop 3 ., which (if I understand it correctly) would turn off the ...
26
votes
2answers
39k views

public key authentication fails ONLY when sshd is daemon

I have no clue on how this happens. The distro is Scientific Linux 6.1 and everything is set up to perform authentication via public key. Yet, when sshd is running as a daemon (service sshd start), it ...
14
votes
3answers
21k views

Is there a “standard” way to make daemon in Debian?

I need to create a daemon from the application in Debian. Is there any standard tool for this in Debian like "upstart" in Ubuntu? I need only start-stop commands, to start a program as a daemon with ...
9
votes
2answers
2k views

Call to daemon in a /etc/init.d script is blocking, not running in background

I have a Perl script that I want to daemonize. Basically this perl script will read a directory every 30 seconds, read the files that it finds and then process the data. To keep it simple here ...
6
votes
3answers
10k views

Ways to set umask on Ubuntu for daemon processes

I have an http daemon server process (yaws) that I would like to have server write any new files with a umask of 002, so that another user in the same group can modify, move, or delete files created ...
4
votes
5answers
5k views

Standard or best way to keep alive process started by init.d

I'm looking for a standard way or best practice to keep a daemon started by an init.d shell script alive. Or even better, is there a way to keep it alive directly from /etc/init.d? Specifically, I ...
6
votes
2answers
7k views

Can start-stop-daemon use environmental variables?

I need to daemonize a Windows app running in Wine, and create a pid in /var/run. Since it requires an X11 session to run, I need to make sure the $DISPLAY variable is set in the running user's ...
3
votes
2answers
8k views

init script that logs output of the script

How can this be done? I know it's pretty simple and includes appending something like & or &> to the actual command that starts the init script. But, what is the best approach and how can ...
3
votes
7answers
2k views

Shell script to execute something when one of the daemon dies?

I just had to build two instances of daemon running on different ports. let's say they both serve critical missions for some applications. How can I do some automatic task (eg. shell script) ...
0
votes
2answers
2k views

How much RAM and CPU do various IRC Daemons take up?

I'm looking to install an IRC Daemon, as well as services (if they are not included in the IRC daemon) onto a virtual server with a variable amount of memory allocation, and I was wondering about how ...