How to check if a particular service is running on Ubuntu

Question

I do not know the service s name  but would like to stop the service by checking its status    For example  if I want to check if the PostgreSQL service is running or not  but I don t know the service s name  then how could I check its status   I know the command to check the status if the service name is known

User · Answer

the best way is using of nmap tool in terminal  nmap is an useful tool that analyse an up system  using it s IP Address  then show all actived network services   open terminal and use of this example       nmap 192 168 1 3 24  Starting Nmap 5 21   http   nmap org   at 2016-05-16 22 49 IRDT Nmap scan report for 192 168 1 3 Host is up  0 00020s latency   Not shown  994 closed ports PORT     STATE SERVICE 22 tcp   open  ssh 23 tcp   open  telnet 139 tcp  open  netbios-ssn 445 tcp  open  microsoft-ds 3389 tcp open  ms-term-serv 3689 tcp open  rendezvous

User · Answer

You can use the below command to check the list of all services   ps aux    To check your own service   ps aux   grep postgres

User · Answer

Based on this answer on a similar topic https   askubuntu com a 58406  I prefer   etc init d postgres status

User · Answer

If you run the following command you will get a list of services   sudo service --status-all   To get a list of upstart jobs run this command   sudo initctl list

User · Answer

run  ps -ef   grep name-related-to-process  above command will give all the details like pid  start time about the process   like if you want all java realted process give java or if you have name of process place the name

User · Answer

I don t have an Ubuntu box  but on Red Hat Linux you can see all running services by running the following command   service --status-all   On the list the   indicates the service is running  - indicates service is not running    indicates the service state cannot be determined

User · Answer

To check the status of a service on linux operating system       in case of super user admin  requires     sudo service  service name  status     in case of normal user service  service name  status    To stop or start service      in case of admin requires sudo service  service name  start stop    in case of normal user service  service name  start stop    To get the list of all services along with PID    sudo service --status-all   You can use systemctl instead of directly calling service     systemctl status start stop  service name

User · Answer

For Ubuntu  checked with 12 04   You can get list of all services and select by color one of them with  grep    sudo service --status-all   grep postgres   Or you may use another way if you know correct name of service   sudo service postgresql status

User · Answer

For centos  below command worked for me     locate postgres   grep service   Output    usr lib firewalld services postgresql xml   usr lib systemd system postgresql-9 3 service  sudo systemctl status postgresql-9 3 service

User · Answer

Maybe what you want is the ps command   ps -ef   will show you all processes running  Then if you have an idea of what you re looking for use grep to filter   ps -ef   grep postgres

User · Answer

Dirty way to find running services   sometime it is not accurate because some custom script doesn t have  status  option      root server     for qw in  ls  etc init d     do   qw status   grep -i running  done auditd  pid  1089  is running    crond  pid  1296  is running    fail2ban-server  pid  1309  is running    httpd  pid  7895  is running    messagebus  pid  1145  is running    mysqld  pid  1994  is running    master  pid  1272  is running    radiusd  pid  1712  is running    redis-server  pid  1133  is running    rsyslogd  pid  1109  is running    openssh-daemon  pid  7040  is running

User · Answer

There is a simple way to verify if a service is running  systemctl status service name   Try PostgreSQL   systemctl status postgresql

User · Answer

for Centos 6 10    sbin service serviceNAME status  for Centos 7 6 and ubuntu 18 04  systemctl status NAME service  works for all of them  service --status-all

[linux] How to check if a particular service is running on Ubuntu

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