Questions tagged [daemon]

On linux an unix-like systems is demon the designation of processes running in the background and providing certain services. Direct user intaractions with demons are not intended.

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Run two daemon jobs in two different directories [closed]

I want to write a script that would start two daemon jobs in two different directories. This script should run in the foreground, and then when I press ctrl-c, the script would exit and bring down ...
Derek Chiang's user avatar
2 votes
0 answers
1k views

systemd user units and debian wheezy

I'm running a debian wheezy server and switched to systemd by installing systemd-sysv. So far everything works as before. Now I want to allow users to run/ manage their own units/ daemons with systemd....
gucki's user avatar
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3 votes
1 answer
6k views

How can I find what's starting crond?

I need to stop crond at the command line. (I'm writing a script which needs to stop it, do some work, and then start it again. I'd rather not remove and replace the crontab file because it's more ...
Arkaaito's user avatar
  • 453
0 votes
1 answer
38 views

Installing OS-programs in linux

A previous user asked a question on where to install applications, and the answer spells out how the directories are used, however, as the answer says, when you use make install for a system daemon ...
Tyler Durden's user avatar
0 votes
1 answer
459 views

init.d script appears to run but dies immediately

I registered the init.d script and when I invoke this directly /etc/init.d/gae it appears to work...PID file is created but the process is no where to be seen by the time I do a ps I have googled and ...
Alex.Barylski's user avatar
2 votes
1 answer
2k views

Cleaner way to restart daemontools services

In our product, we had created services using daemontools. One of my service looks like this, /service/test/run /service/test/log/run (has multilog command to log into ./main dir) /service/test/log/...
Prabu's user avatar
  • 121
1 vote
1 answer
2k views

Supervisord as Windows Service on Cygwin

I am attempting to run Celery as a Windows Service using Supervisord. I followed the configuration laid out on the Celery site and here. I have set up a virtual environment to run supervisord through ...
Jason Hawkins's user avatar
3 votes
3 answers
305 views

Can I use Bash interpreter in service/daemon scripts?

I'm writing a Debian/Ubuntu service that should start on at runlevel 2-5. Most of the existing services I came accross are written using /bin/sh (Shell) interpreter while /bin/bash (Bash) offer lot ...
Édouard Lopez's user avatar
6 votes
1 answer
8k views

runit does not kill process on sv stop or sv reload

i am running a headless selenium process along a jenkins server on an AMI linux box, all managed by runit. the problem is that issuing "sv stop selenium" or "sv reload selenium" do not term or kill ...
Andreas Wagner's user avatar
16 votes
5 answers
26k 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 ...
Adrian Antunez's user avatar
10 votes
3 answers
14k views

Managing daemons with supervisor: no foreground mode available

I'm trying to manage a process with supervisord, but the process does not have an option to run in foreground: it always daemonizes. (That's Zabbix Server). Is there any way to manage daemons with ...
kolypto's user avatar
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0 votes
1 answer
78 views

SecAst: Premature Exit in Daemon Mode

To Generation D: This is a new problem with build secast-1.0.4.0-x86_64-ub12 that didn't happen with the previous build, secast-1.0.1.0-x86_64-ub12. When secast is run as a service (service secast ...
Elyod's user avatar
  • 25
12 votes
1 answer
25k views

Monit configuration reload - supposed to restart monitored services?

Running Monit 5.4 on an Ubuntu server. When I use monit reload, it seems that it restarts monitored services (Tomcat 7 in this situation). Is it the expected behavior? Documentation says : reload - ...
smonff's user avatar
  • 346
1 vote
0 answers
377 views

Oracle 6.5: MySQL Daemon failed to start

I installed MySQL by following these instructions on my Oracle Linux Server release 6.5, specifically using the yum package installer command, yum install mysql mysql-server mysql-libs mysql-server ...
beckah's user avatar
  • 111
0 votes
1 answer
353 views

Start daemon after specific samba share is mounted

I asked this question on AskUbuntu, but it's not getting any traction there... So I'll try here as well: I have a homebrew headless NAS running 12.04. In it I have a bunch of disks that are ...
getack's user avatar
  • 161
6 votes
3 answers
20k views

How to start Mongo daemon with auth support

I want to start the MongoDB daemon with auth support using the Mongo init script: sudo /etc/init.d/mongod start I have also added db users to the database to authenticate. I'm working with two ...
Scott 's user avatar
  • 163
1 vote
1 answer
1k views

Launchd job runs but then quits immediately

I wish to load and run a Lisp program in CCL in the background automatically when my Mac (OS 10.9) boots. I have a launchd plist that I've saved to /Library/LaunchDaemons, <?xml version="1.0" ...
fpt's user avatar
  • 121
2 votes
3 answers
173 views

Daemons on a web server - best practices [duplicate]

This might be an obvious thing to seasoned Ops but, please, bear with me on this one (I'm a dev with the side effect of having to manage our servers too). At the moment, one of several servers (load ...
Anna T's user avatar
  • 123
9 votes
3 answers
31k views

Why does NTP daemon keep listening on UDP6?

I have a clean Debian 7 installation, and I manually entered the following lines in /etc/ntp.conf: interface ignore wildcard interface listen <local_nic_ip> Hoping that NTP will no longer ...
Howard's user avatar
  • 313
8 votes
1 answer
2k views

Safely providing passwords to a linux daemon

I have a linux daemon that accesses some services (db etc). It needs some passwords for this. What would be the best way to give the passwords to the daemon in a secure manner? I currently store the ...
arnuschky's user avatar
  • 418
8 votes
2 answers
20k views

daemon function isn't working in CentOS 6.4

I'm trying to daemonize a process under a different user. In my init.d, I have a service which looks a little bit like this: ... start() { echo "Starting mydaemon..." daemon --user someuser -...
Chris Watts's user avatar
1 vote
0 answers
138 views

Upstart - make "reload" behave like "restart"

I have a daemon process that doesn't respond to SIGHUP sent when running reload. It runs under an unprivileged user, and I can't restart it without sudo privileges. Is there a way to make reload to ...
yprez's user avatar
  • 183
0 votes
1 answer
132 views

rhnsd daemon on Ubuntu

I just bought a dell server (to learn stuff) and i was asking our sysadmin some security questions. I just installed Ubuntu server and he gave me a long list of things to do for me to secure, check. ...
Pat R Ellery's user avatar
0 votes
0 answers
365 views

Why is there no (Debian) init.d script for usbipd? Should I write my own?

I just installed the usbip package on my Debian Wheezy (7.1) . For some reason, it comes without an init.d script. Why is there no init.d script for it? Should I roll out my own? Or am I doing ...
einpoklum's user avatar
  • 1,722
0 votes
0 answers
356 views

Java daemon: "...not allowed access to the window system right now." on boot

I have a daemon (/Library/LaunchDaemons/...) configured to launch on boot. However, I get the following error: Nov 17 20:36:24 server.local java[28972]: This user is not allowed access to the window ...
jstm88's user avatar
  • 757
3 votes
5 answers
4k views

How to start process as a daemon?

I have created a service which consists of a web fronted (nginx), python runner glue handler (uwsgi) and my own python code (fetcher). I have made a script (deploy.sh) to start the difference services:...
Markus Johansson's user avatar
6 votes
1 answer
4k views

nohup vs screen vs ? for manually starting daemon processes

When I need to start a background process on a low-importance server, I tend to use nohup: nohup ./server.sh & Most colleagues seem to prefer screen: screen -D -R mydaemon ./mydaemon.sh ^A ^D ...
Steve Bennett's user avatar
2 votes
1 answer
10k views

How can I install daemon on a CentOS box?

I'm basically looking for the equivalent of : sudo apt-get install daemon From Debian I'm trying to configure a Solr daemon as outlined here https://stackoverflow.com/a/2150888/443779
SMTF's user avatar
  • 165
1 vote
1 answer
6k views

WSGIDaemonProcess for each application instance

I'm using Apache & mod_wsgi to deploy a django application on several servers. I've read in multiple places (including this: http://blog.dscpl.com.au/2012/10/why-are-you-using-embedded-mode-of....
Olivier H's user avatar
  • 245
-1 votes
2 answers
3k views

Run php scripts in ubuntu as deamon one time and on every bootup [closed]

I have a simple question that I couldn't find an answer for on the web or on StackOverflow. I have two PHP scripts that I would like to run as daemon (not every x seconds/days). Now I want to run ...
Liad Livnat's user avatar
0 votes
1 answer
2k views

ConfigServer CSF and iptables config

I'm aware there is a /etc/sysconfig/iptables file, with rules for iptables (and what's the effective difference with /etc/sysconfig/iptables-config?). I installed CSF & LFD. You can configure ...
Florian Mertens's user avatar
1 vote
2 answers
2k views

How to stop webrick server after calling it as a daemon (-d option)

I have run Webrick server (Redmine) using this command: ruby script/rails server webrick -e production -d. Now I would like to stop the server, but sending a SIGTERM signal or calling kill doesn't ...
Lukasz Czerwinski's user avatar
5 votes
2 answers
53k views

How to check syslog.d is running

My syslog is running correctly but out of curiosity how to check that syslog daemon is running. Is there anyway I could check the status like apache root@server1:/etc# /etc/init.d/apache2 status ...
sg552's user avatar
  • 409
11 votes
5 answers
31k views

runit - unable to open supervise/ok: file does not exist

I'm trying to figure out why runit will not boot or give me the status for the managed applications. Running on Ubuntu 12.04. I created /service, /etc/sv/myapp (with a run script, a config file, a ...
Alexandr Kurilin's user avatar
1 vote
2 answers
307 views

What is the maximum allowable startup time for a daemon startup script?

What is the maximum allowable startup time for a daemon startup script? I do have a tomcat server that takes a lot of time to start and I could include logic inside the startup script to check if the ...
sorin's user avatar
  • 8,216
0 votes
1 answer
233 views

How can I have a deamon invoke scripts as another user?

I am configuring a server connected to an UPS. The UPS is managed via apcupsd and it calls some scripts when there is a power outage and when the situation goes back to normal. The server is running ...
mariosangiorgio's user avatar
2 votes
1 answer
8k 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 ...
Ace's user avatar
  • 155
1 vote
1 answer
12k views

Cannot start NFS daemon

I'm trying to set up a NFS share but I cant start NFS service: $ service nfs start Starting NFS services: [ OK ] Starting NFS daemon: ...
Peter's user avatar
  • 113
7 votes
1 answer
17k views

Running Jenkins standalone vs within Tomcat

What things should be considered when deciding between running Jenkins standalone or within Tomcat? We would prefer to not have to use Tomcat because there's no other applications on this server ...
user779159's user avatar
8 votes
4 answers
1k 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 ...
Rio's user avatar
  • 335
1 vote
1 answer
422 views

How can I run git daemon using launchd (on demand, inited style)?

I am trying to run git daemon using launchd (on demand, inited style). But git clone git clone git://127.0.0.1/testrepo fails with Cloning into 'testrepo'... fatal: unable to connect to 127.0.0.1 ...
shakthi's user avatar
  • 121
-2 votes
1 answer
505 views

Running services from GNU Screen

There are quite a lot precautions one is to take when running a process as a daemon. It seems to me that running it inside GNU Screen is a viable alternative, since it guarantees to run the process ...
Joó Ádám's user avatar
-3 votes
1 answer
67 views

how to run postfix by hand

I compiled postfix 2.9.5 with mysql backend.You know postfix daemons are ran with postfix, So i don't know main postfix daemon to run by hand. What's main daemon ?
PersianGulf's user avatar
0 votes
1 answer
9k views

What is the mdbs_daemon, and why is it listening on port 800 on my server?

While trying to resolve a ports issue on a staging server, I happened to run an nmap on our production server, and found that port 800 was open: 800/tcp open mdbs_daemon I have no idea what ...
HorusKol's user avatar
  • 781
0 votes
2 answers
6k views

VSFTPd 3.0.2 on Ubuntu 12.04 Init File

I installed the VSFTPd 3.0.2 on Ubuntu 12.04 following this commands: $ wget https://security.appspot.com/downloads/vsftpd-3.0.2.tar.gz $ tar xzvf vsftpd-3.0.2.tar.gz $ cd vsftpd-3.0.2 $ make -j8 $...
Caio Tarifa's user avatar
2 votes
1 answer
3k views

udisks-daemon eating up all my memory

I'm operating a little storage server on debian, over the past months I've noticed the process udisks-daemon eating up almost all available memory. Is this just really aggressive caching or a memory ...
Harrald Vorreitner's user avatar
1 vote
2 answers
4k views

start-stop-daemon saves wrong PID

$ ps aux | grep svn root **4458** ... /usr/bin/svnserve -d -r /var/svn manuel 4466 ... grep --color=auto svn $ sudo kill **4458** $ sudo rm /var/run/svnserve.pid $ sudo start-stop-daemon --...
ManuelSchneid3r's user avatar
0 votes
4 answers
1k views

Daemon process exiting when shell closes

I have a script which starts a daemon process and then sleeps for 20 seconds. If I run the script on SLES11 SP1 or RHEL6 then after the script exits the process is still running. If I run the script ...
Pace's user avatar
  • 235
0 votes
2 answers
701 views

keep linux subsystem service up and running forever

I have created a subsystem file which runs java program I have created. The subsystem file resides in /etc/init.d and allows me to stop and start the service with a consistent interface (start and ...
petey's user avatar
  • 572
3 votes
2 answers
5k views

Run Python script at startup using upstart

I'm trying to create an upstart script to run a python script on startup. In theory it looks simple enough but I just can't seem to get it to work. I'm using a skeleton script I found here and altered....
never_odd_or_even's user avatar