how to get the timeout exit code while run a command in background?

I'm writing a shell script to run ping command in background, and in the same time, set a timeout value for ping command, I want to get the exit code if the ...

Get exit code of a background process - linux - Stack Overflow

Run the command CMD in parallel as a background process ( CMD & ). · In the main script, have a loop to monitor the spawned command every few ...

Get Exit Code of a Background Process | Baeldung on Linux

If it's still running, we return the value 127. The wait command uses that same value when there is an error, so our function behaves similarly ...

Run a command in background, but get a non-zero exit code ...

Since such a command will run and (hopefully) complete in background, I cannot get its exit status; that is OK. This statement is incorrect ...

Running Commands with Time Limit in Bash | Yo Mizutani

For this purpose, we use GNU's timeout command. ... The manual page says: If the command times out, and –preserve-status is not set, then exit ...

How to use timeout command to terminate a command and proceed ...

Use timeout command and exit quickly if timed out, which is confirmed by exit code 124 · Use timeout command · ⟹ time runs out and the command ...

Background process, return code and pid. - UNIX and Linux Forums

Background process, return code and pid. · set a sleep thread running in the background, (when this sleep thread completes it reads a temporary file for the ...

How to run a process with a timeout in Bash? - Stack Overflow

Use the timeout command: timeout 15s command. Note: on some systems you need to install coreutils , on others it's missing or has different ...

How to get background process exit code and keep it running? : r/bash

It's because the backgrounded process is still running, so it doesn't have an exit code. One way to get what you want is to run the background ...

linux - "watch" the output of a command until a particular string is ...

Instead of : , you can use sleep 1 (or 0.2) to ease the CPU. The loop runs until grep finds the string in the command's output. -m 1 means "one ...

Linux run a command with a time limit (timeout) - nixCraft

Other options: The --preserve-status option allows timeout to exit with the same status as COMMAND, even when the command times out.

Linux 'timeout' Command | Syntax, Tips, and Examples

In this example, the script 'long_running_script.sh' runs in the background, and the 'sleep' command pauses the execution for 30 minutes. If the ...

Timeout Command in Linux

timeout is a command-line utility that runs a specified command and terminates it if it is still running after a given period of time.

What is a simple way to let a command run for 5 minutes? - Super User

timeout does not have any functionality to exit with a signal when the child program does so. The exit status of the two programs differ ...

How to get background process exit code and keep it running - Reddit

Use kill -0 $pid to check whether the process is still running without having to wait for it to end. the kill will exit with status 0 if it's ...

timeout Man Page - Linux - SS64.com

Run a command with a time limit, runs the given command and kills it if it is still running after the specified time interval. Syntax timeout [option] duration ...

Package plumbum.commands - Read the Docs

Spawns the given command, returning a Popen -like object. Note. When processes run in the background ... When the exit code of a terminated process does not match ...

exec - Manual - PHP

20 years ago. I too wrestled with getting a program to run in the background in Windows while the script continues to execute. ... exit code of the command ( ...

How to wait for a background process to exit...

You use some DllCall() to "open" a process, then you use that value to call "GetExitCodeProcess" and then you check that value for the magic ...

timeout invocation (GNU Coreutils 9.5)

Return the exit status of the managed command on timeout, rather than a specific exit status indicating a timeout. ... command supports running for an ...