The daemon tag has no wiki summary.
28
votes
7answers
16k views
How to automatically start supervisord on Linux (Ubuntu)
Supervisord does not come with an init script or does not indicate how to get it started automatically, ie. after a reboot. I've tried some user-contributed /etc/init.d scripts, but they all fail.
...
10
votes
6answers
16k 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 ...
8
votes
2answers
6k views
public key authentication fails ONLY when sshd is daemon
(This question had been erroneously asked in stack overflow -- I'm sorry for that -- and closed as "off topic")
I have no clue on how this happens. The distro is Scientific Linux 6.1 and everything ...
7
votes
4answers
17k views
console-kit-daemon - can it be stopped?
I have 60 instances of Console Kit daemon on Ubuntu 9.04 server installation. Is it safe to kill those or stop these processes. They seem to be taking about 20% of RAM each(see on htop).
6
votes
1answer
6k views
Init script does not create a PID file
I need to create an init script for an IRC logger. I copied /etc/init.d/skeleton. I filled in the configuration section to fit my needs and I also had to add --background to the start daemon command ...
6
votes
3answers
4k views
How to stop nginx on Mac OS X
I've installed nginx server on my Mac from MacPorts: sudo port install nginx.
Then I followed the recommendation from the port installation console and created the launchd startup item for nginx, then ...
6
votes
2answers
4k 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 ...
6
votes
2answers
5k views
What's the purpose of kslowd?
I'm running Ubuntu 10.10:
uname -a
Linux mt-xps 2.6.35-22-generic #35-Ubuntu SMP Sat Oct 16 20:45:36 UTC 2010 x86_64 GNU/Linux
When I run top, I occasionally see a "kslowd000" or similar process ...
5
votes
5answers
416 views
How to daemonize a shell task?
How can I run a console command (like cp or tar, for example) without needing to keep an open SSH?
5
votes
4answers
6k views
How do I automatically restart a process on server reboot/process exit?
On my Ubuntu server I use God to monitor some Ruby processes/scripts, including a Queue system.
God automatically checks when one of my processes exists and restarts it. It also keeps track of memory ...
5
votes
4answers
890 views
No coredumps for daemons started at boot by init.d on Ubuntu
How can I get daemons started by init.d at boot to coredump on Ubuntu? This is what I have done so far...
echo "ulimit -c unlimited" >> /etc/profile
mkdir /corefiles/
chmod 777 /corefiles/
echo ...
5
votes
5answers
147 views
Starting a mysql server in my ${HOME}?
I'm not root on my server (linux) and this server doesn't currently run a mysql server as a daemon.
Can I start a mysql daemon that would only work for my account and where the data/files would be ...
4
votes
3answers
2k views
is there a difference between a daemon and a service?
Is there a difference between a daemon or a service?
or are they both basically an application that is resident in memory, and is bound to a specific port and listens/responds to requests?
4
votes
6answers
2k views
How to daemonize servers on Ubuntu?
I've got a couple of servers on my Ubuntu that need to be restart-proof daemonized. How can I do that with generic init first process? Should I swap to upstart or some other replacement?
4
votes
1answer
301 views
Opera unite as a daemon
Is it possible to run an opera unite server without the browser?
Say for instance I want to use my always-on FreeBSD server, which doesn't run X.
4
votes
1answer
2k views
Launching a PHP daemon from an LSB init script w/ start-stop-daemon
I'm writing an lsb init script (admittedly something I've never done from scratch) that launches a php script that daemonizes itself. The php script starts off like so:
#!/usr/bin/env php
<?php
...
4
votes
2answers
820 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 ...
4
votes
1answer
565 views
Equivalent for the “pid file” stanza in newer versions of upstart
I'd like to be able to use upstart to manage daemons where I don't have complete control over the forking behaviour. The "pid" stanza is removed as of version 0.3.9, so I can't point it at a pid file. ...
3
votes
6answers
8k 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 ...
3
votes
5answers
211 views
Is there a simple way to daemon-ify a simple task?
I ssh into a server than start a job (for instance rsync), then I just want to be able to log out from the server and let the job run its course. But if I just do rsync ... & I think it's still ...
3
votes
4answers
451 views
Recommendations for Monitoring services [closed]
I would like to install a monitoring services (Monit or others) on my web server and am looking for recommendation.
I have no idea which is good, and what parameters which I should evaluate on, and ...
3
votes
5answers
307 views
Source code for Linux utilities and daemons
Where can I find the source code for Linux utilities and daemons. Basically I want to know the repository of source codes other than the Linux kernel.
3
votes
4answers
2k views
How do I find out the process id of the backgrounded process?
I've got a command (program) that I'd like to run with nohup and background it. Like
nohup command > logfile.txt &
How do I find out the process ID? I would like to be able to write the ...
3
votes
1answer
462 views
Script in /etc/init.d won't run on startup (Ubuntu 8.10)
I'm on Ubuntu 8.10
The script runs when called from the command line with sudo /etc/init.d/xbindkeys start. Here's how it looks:
#! /bin/sh
...
3
votes
2answers
566 views
Run as different user
On a RedHat system, i'm trying to launch a program with a different user who dont have any shell. In /etc/passwd, shell is /sbin/nologin.
I have tried:
su myuser -c /home/myuser/script.sh
Result: ...
3
votes
2answers
208 views
How complex of a daemon should be run through inetd?
What is the general rule for which daemons should be started up through inetd? Currently, on my server, sshd, apache and sendmail are set up to run all the time, where simple *NIX services are set up ...
3
votes
3answers
99 views
Linux directory conventions for custom service
I'm writing a custom application that will be run as a service/daemon. According to convention, the binaries for it should be in /opt/appname. However, where do I put files such as:
Config files
...
3
votes
2answers
4k 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 ...
3
votes
2answers
221 views
Spawning multiple instances of a daemon in Ubuntu
I have a python script that listens and blocks while it waits for data on a redis list.
It runs fine in upstart using the following:
description "stage message consumer"
author "Nilesh Ashra"
start ...
3
votes
3answers
1k views
Scheduling tasks with Django
I have a Django website, and I want to have a certain piece of Python code run at regular intervals. What would be a good way to do that?
I know I can cron, but I would prefer the solution to be ...
2
votes
3answers
223 views
Linux: user defined daemons/services
I'm looking for a framework/library/environment so an ordinary user can set up it's own server processes. These processes should run under his uid as any other user process.
However the definition of ...
2
votes
2answers
520 views
Ubuntu Daemon Best Practices?
I have a RingoJS webserver (runs atop Jetty) that is part a an Apache reverse proxy setup.
I would like multiple Ringo processes to run autonomously in the background, startup automatically on ...
2
votes
3answers
1k views
How do I create an interactive daemon login?
I run a service on a debian/linux machine which runs at boot with a 'screen' session I can always attach to.
I would like to create a username which I can run this service as. At the moment I use a ...
2
votes
2answers
86 views
Should a foreground program invoked by a daemon split logging between stderr and stdout based on severity levels?
Usually log messages are written to stderr. I'm wondering if it is a good idea/practice to split log messages so that errors and warnings go to stderr while debug/informational/notice messages go to ...
2
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) ...
2
votes
2answers
2k 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 ...
2
votes
2answers
1k views
How to set system environment variables for Linux services?
I need to setup environment variables for application servers. For example:
ORACLE_HOME, ORACLE_SID, JAVA_OPTS, CATALINA_BASE.
I know how to set system environment variables in Windows, but no ideas ...
2
votes
2answers
247 views
Init script & the green [ OK ]
I am trying to install fast-cgi for nginx on an EC2 instance. I followed the steps explained here, but that is meant for Debian and does not work out of the box for a red-hat based system. I modified ...
2
votes
3answers
920 views
How can I drop privileges and still clean up my pid file in /var/run?
I have a daemon called foo. My init script /etc/init.d/foo starts the foo daemon and stores its pidfile in /var/run/foo.pid, which seems to be the standard place. Because /etc/init.d/foo must be run ...
2
votes
6answers
6k views
Running JBoss-5.1.0.GA as a service / daemon on Red Hat?
I am using JBoss 5.1.0 GA on Red Hat (Amazon ECS)...
Am trying to set it up so JBoss will run as a service / daemon (right now it only starts up when I manually SSH and invoke sh ...
2
votes
2answers
153 views
Execute specific bash script on Gentoo Linux startup
I own a VDS running Gentoo Linux and I am curious about how to execute specific bash script at startup of my VDS.
I just want to startup apache2 at boot time and run two thin instances.
2
votes
1answer
194 views
Can daemontools (djbtools) be configured to start multiple processes as a single UNIX service?
If I have an application that requires two separate processes (front- and back-end) to run properly, is it possible to launch both of them from a single runscript and have daemontools supervise both ...
2
votes
3answers
996 views
How To Install Git Daemon on Ubuntu 10.04 Linux with SparkleShare (and use it like Drop Box)
I tried following this doc...
https://help.ubuntu.com/community/Git
...but unfortunately the "initialKeyFileName" step is not explained.
2
votes
2answers
1k views
Linux - Run a daemon as 'nobody'
I have a daemon sitting in my root directory that currently is being run as root. However, since this program can read the file system, this is clearly a security problem. How can I run it as nobody ...
2
votes
1answer
683 views
Daemon can't be started from fabric script or on boot - only interactively
I have a daemon script in /etc/init.d that performs some background packet logging using the tcpdump command. The script starts up fine using an interactive shell using sudo /etc/init.d/packetlog ...
2
votes
2answers
292 views
How to tell if an ssh ControlMaster connection is in use
I'd like to use ssh's ControlMaster feature to share connections for speed increases. I'm trying to script it so that I can start/restart/stop a number of connections to different hosts.
How can I ...
2
votes
1answer
66 views
How to use monit to make sure only one instance of process is running
I have ruby daemons running. Once in a while we'll accidentally start up a second instance of it, which causes race conditions.
Can I use Monit to detect if multiple instances of 'my_ruby_daemon' is ...
2
votes
2answers
512 views
Restarting a Perl-script (socket daemon) from /etc/inittab
I run a small multiplayer card game with around 500 users at peak times:
The client is in Flash and the server is in Perl.
The Perl server binds to port 8080, i.e. only 1 instance of it can be ...
2
votes
1answer
323 views
How to permanently “renice” a process on Mac OS X (or iOS, etc)?
I use a nice (free) process manager called ATMonitor for Mac OS X that has a lot of cool hidden features... one of which is being able to click on a running process.. and set the "renice" from +20 ...
2
votes
2answers
650 views
Starting jetty service from SSH
I am trying to start jetty service from ssh using the command:
ssh -t myhost "sudo /sbin/service jetty6 start"
All works well, service comes up but after the command terminates and the connection ...
