Check if a process is running and exit if it is already running
41484
Ensure a single instance of an application in Linux
130560
How to supervise and automatically restart a process?
139236
Determining the particular processor on which a process is running
836
How to check if there exists a process with a given pid in Python?
73227
How to block running two instances of the same program?
6958
How can I check if a program exists from a Bash script?
23742
How can I list all processes running in Windows?
85942
How can I make a process I start during an SSH session run after the session has ended?
28288
How do I kill background processes / jobs when my shell script exits?
76851
In Java, how do you determine if a thread is running?
73857
Quick-and-dirty way to ensure only one instance of a shell script is running at a time
128112
How to find the Process ID (PID) of a running terminal program?
151141
Find which process is modifying a file
82629
Determine pid of terminated process
118777
Suspend process without killing it
88788
Check my find/exec command before running
41059
Check to see if python script is running