A Linux service is an application (or set of applications) that runs in the background waiting to be used, or carrying out essential tasks.

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linux shell command in Perl program

Hi friends here is some issue I want to write a script that restarts server which is in stopped status. Here I am using my MySQL server in future if it is in stopped status then it will be restarted ...
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1answer
18 views

effect of reboot signal on systemd service state

I am working with systemd services at the moment. What is the sequence of state changes that all of the services undertake when, for example, init 6 or reboot or init 0 are executed? Here is the ...
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1answer
3k views

Named service won't start - seems to be caching errors

When I try to restart / start the named service, it keeps failing. service named restart Results in:- Stopping named: [ OK ] Starting named: Error in ...
2
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7answers
170 views

Restart firewall from bash file

I need to restart firewall periodically, so I created a bash file to add it to CRON tables. In terminal, I restart firewall using command: service firewall restart but if I have similar line in ...
0
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1answer
15 views

Creating service in SLES / SUSE 11 SP3

I have a python script that works very well executed from a (remote) console like this : sudo /srv/web-asset-server-master/python server.py The problem is, that it only lives as long as the console ...
3
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3answers
58 views

How to start SSH daemon on boot on Linux Mint Debian v2

I'm using Linux Mint Debian v2, 64-bit. I noticed recently that my ssh daemon does not start automatically on boot. It used to. I'm not sure if it had to do with my UFW configuration or sshd_config ...
0
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1answer
51 views

CentOS 7 - Using systemctl to start headless virtual machine hangs

I'm not entirely sure if what I'm trying to do can work. I would like to run a vbox virtual machine as a service and have it enabled on startup. Here is my .service script: [Unit] ...
0
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1answer
50 views

systemd Failed at step EXEC spawning /opt/autologger/placeholder.sh: Permission denied

This is a really simple question, I know, but I am jumping right into systemd with little prior knowledge of system management and Linux in general. I am attempting to create a "Hello World" service, ...
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0answers
7 views

How to make sdptool add SP persistent or configure it automatically as bluetoothd starts?

I found that simply adding sdptool add SP to an initialization script does not make the serial port persistent. If I restart the bluetoothd service, the change will be lost... How can I add an SP ...
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1answer
35 views

systemd : write a .service daemon for setting up swap and fs in zram

I recently acquired a laptop with a ssd and in order not to weigh too much on the ssd (which I was told had a limited number of write cycles), I decided to write a systemd unit file for setting up a ...
0
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0answers
21 views

Debian running high resource all the sudden!

So, I recently Installed Debian 8. It ran at about 800 Mb Of RAM but after installing metasploit ( with it not running ) My ram Is at 1800 Mb Without even running anything, I've check my startup ...
0
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2answers
27 views

How can I find where a program is installed or run from?

I installed centos and now I want to get into mysql via the command line, but I forgot my root password for mysql as its not the same as the root password I made to login to the system. I googled and ...
1
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1answer
65 views

Force a service to start before networking.service

I would like to start my service samplerbox.service [Unit] Description=Starts SamplerBox [Service] Type=simple ExecStart=/root/SamplerBox/samplerbox.sh # this script does: python ...
3
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1answer
49 views

How to make a Systemd service run forever (“Bootup is not yet finished. Please try again later.”)

I have created a systemd service that has to run forever (because it does the main job on my embedded computer): # /etc/systemd/system/samplerbox.service ######################################## ...
22
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2answers
54k views

How can I restart the SSH daemon on Ubuntu?

When I type in service sshd restart I get a sshd: unrecognized service error. I do have, in /etc/ssh/ a file sshd_config that I use to set config. I can also putty into the Ubuntu box (it is remote). ...
3
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5answers
15k views

hostapd will not start via “service” — but will start directly

I am having trouble getting hostapd to start as a service. It fails when I try to start it: $ sudo service hostapd start [FAIL] Starting advanced IEEE 802.11 management: hostapd failed! From what ...
0
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2answers
850 views

Installing MySQL on CentOS throws error that cannot find mysqld.sock

I have yum install mysql in CentOS 6.4. Now, when I use mysql command, it throws the following error: ERROR 2002 (HY000): Can't connect to local MySQL server through socket ...
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0answers
25 views

Is it possible to create aliases that affect services starting?

Currently I have a custom service that executes java in multiple places. I want to be able to add an option to any executions of java this service will spawn (I'm specifying the error log location, ...
2
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5answers
2k views

How can I run a process in a terminal window and then hide that window?

I want to run python ~/program/proxy.py in a terminal when I boot up. And then hide this terminal window (because it is just a proxy program, and I don't want to see the debug info). So how can I get ...
2
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3answers
364 views

Nginx leaves old socket

I'm running Nginx 1.6.2 (the nginx-full package from the nginx/stable PPA). I'm using the unmodified configuration /etc/nginx/nginx.conf: user www-data; worker_processes 4; pid /run/nginx.pid; ...
0
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1answer
20 views

is it possible to have a dhcp client stop the dhcp service of the server after receiving an address?

Is there anything (specifically in linux machines) that can jump from client to server that would have the ability to perform a root-level task, such as stopping a service in an automated manner? ...
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1answer
42 views

How to start Virtual Box service on Linux

I performed a dist-upgrade and then and autoclean and autoremove. It disabled the Virtual Box service on Linux because the headers were out of date. The headers caught up, so I rebuilt the modules off ...
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2answers
78 views

Too many open ports in Debian 8

The IT department has given me 3 virtual servers with Debian 8 for my area, which I will manage (but they have some monitoring tools). Starting Nmap 6.40 ( http://nmap.org ) at 2015-05-11 13:33 ART ...
2
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1answer
97 views

Systemd service wanted by multiple targets

Is there a way to make a service wanted by multiple targets (or to have multiple install directives) so that when installed a symbolic link is created in all places. My example is the following ...
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2answers
62 views

Self-restarting service does not restart with systemd

I have several different services that can self-restart (e.g. after an auto-update). Unfortunately, when they restart, they do not come up. I can tell because service <service name> status tells ...
2
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0answers
93 views

Wireless LED indicator issue

The question itself: is there any way to make this indicator be turned ON and OFF depending on wireless status (not just blink when there is wireless activity)? After having installed Linux, I saw ...
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0answers
120 views

MongoDB “service” on clean Redhat can not be started

I just bring up Redhat 6.5 64-bit from AWS and did the below things: Disabled SELinux Disabled Iptables All ports opened in Security Group Rebooted Then i just followed, both of the below ...
2
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2answers
3k views

Get running status of mongodb

Having a script where I start/stop various services depending on what I need. For example Apache, BIND, MySQL, PostFix, Memcached, Tomcat, ... and so on. Depending on status options to script etc. ...
2
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1answer
156 views

Run script every 30 min with systemd

I would like to execute a script every 30 min after booting into the system. I know you can use cron, but I don't plan to use this feature often therefore I'd like to try it with systemd. So far I ...
2
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3answers
64 views

is there a system-wide “extension” to /etc/services that does not get replaced on package updates?

I know how to use /etc/services but if I change it and the inetd package is later updated via apt-get to a new default one, my changes are gone (happened to me on a apt-get dist-upgrade from Debian ...
3
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0answers
17 views

Where do I put my web services? [closed]

I'm administrating my server since a few year but I'm looking for good practice like: What is the best place web service like my wordpress website files? My etherpad-lite instance? Which user shall ...
6
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2answers
165 views

What is brandbot?

What is the "brandbot" service running in Centos 7? What does it do? All I can find (it has no manpage) is "Flexible Branding Service" and that it's part of the "base" repo.
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1answer
135 views

What is logcheck, and why is it consuming 100% CPU out of the blue?

I have a server that's hardly used, basically a fresh linode VPS with Ubuntu 12.04 LTS. It has been running for 14 months with hardly a blip in the CPU graphs (2% max, average over 2 hours). ...
3
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1answer
118 views

Can I use a symbolic link as a service of systemd?

For instance, I have a service named mysshd.service under /usr/lib/systemd/system/ directory. Can I create a symbolic link such as: ln -s /usr/lib/systemd/system/mysshd.service ...
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3answers
553 views

How to find in Linux if mule is running

When I try to get the status of Mule service in linux by this: service mule status I get this: Usage: /etc/init.d/mule {start|stop|restart} Apparently, mule service doesn't support status. How ...
3
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0answers
64 views

What is the difference between “systemctl restart” and “systemctl start”?

I have two services A and B where B is dependent on A which means in the A's service unit i have After and Requires set to B After=B.service Requires=B.service Now when i stop the service B the ...
0
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1answer
36 views

Run custom service remotily on Linux

On the server side : ( @ip for example 10.0.0.3 ) Consider this simple script named script.sh : ( /home/user/script.sh ) #!/bin/bash echo good Let's create new service named script.sh under xinetd ...
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3answers
4k views

What is the recommended way of checking running services?

I'm often exposed to various GNU/Linux systems including CentOS, SLES and Debian. I want to know: what is the recommended method of checking all running services across these systems? I am aware of ...
2
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1answer
42 views

Option --skip-slave-start Not Working with Systemctl

I just started with centos 7. I'm trying to get replication working and am attempting to start mysql without starting the slave (so that I can set the pointers as to where it's supposed to resume ...
4
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2answers
391 views

How could we allow non-root users to control a system.d service?

With sysvinit, a sudoers entry like this would suffice: %webteam cms051=/sbin/service httpd * This would allow for commands such as: sudo service httpd status sudo service httpd restart Now, ...
16
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3answers
15k views

How to make unix service see environment variables?

I have set my environment variable using /etc/profile: export VAR=/home/userhome Then if I do echo $VAR it shows /home/userhome But when I put reference to this variable into the ...
36
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10answers
70k views

How to automatically start and shut down VirtualBox machines?

I need to run a software system that is intended to be installed as an appliance on a dedicated machine. In order to save energy, I plan to run the system on a VirtualBox VM instead. The host is a ...
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1answer
83 views

Linux- Stop a process running as daemon

I've started uwsgi as a daemon, how can I kill that process? Everytime I kill its pid, and then does ps aux | grep "uwsgi", it again comesin the output. I've also tried pkill uwsgi, but no use. How ...
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1answer
54 views

Optimal way to set and read variables

I need to set 6 variables which are used by several services and applications in Linux. I have so far been using the environment variables, but find it very complicating to modify these variables ...
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0answers
31 views

Start TCP-based service on demand, and stop it after connection is closed

A server needs to provide several huge (consuming lots of RAM) tcp-based services. What I want to achieve is, that they are started on-demand (lazy), and stopped after either the connection is closed ...
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0answers
71 views

Running etherpad as a service on raspberry pi

I am setting up etherpad-lite on my raspberry pi ubuntu 14.04 server. I got stuck trying to make etherpad-lite run as a service, following these instructions (I've also checked several others but that ...
1
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1answer
25 views

What happens to the services that do not have a killing-script in the new run level?

I read, that each runlevel has its own set of services or daemons, which can be looked up in /etc/rcX.d (X for the respect runlevel), there are scripts which names start with S and start services of ...
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0answers
67 views

How to debug failing service in Arch Linux

I have a application which i can run without any problems as a normal application. The application is using I2C and WiFi. I can detect the data flow through wireshark so i can confirm that it is ...
0
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0answers
24 views

How to backup current chkconfig configurations

How to backup current chkconfig configurations chkconfig --list list the current services configurations, and when (run level) a service set to start. I need to backup the configurations and check ...
3
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3answers
7k views

What is the service that's responsible for automounting a USB drive in CentOS 6.4?

I know of the legacy Linux way of mounting a USB stick or drive: mount /dev/sdb1 /mnt/ But in some CentOS 6.x installations I saw, you just insert the USB stick and CentOS automagically mounts it, ...