Here’s a comprehensive example of using the wait command in advanced bash scripting. The script below contains two processes, each having a unique pid. Now, the script is to run the processes in the background. The first command has a $process_id ($1). Also, the wait command is linke...
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The script takes two seconds to complete the first process (due tosleep2) and three seconds to complete the second process. The two processes are executed simultaneously and both complete in three seconds. Conclusion Hopefully, the examples helped you learn how to use thewaitcommand in bash scr...
The wait command in Bash is a powerful tool for managing shell script processes. It is primarily used to pause the execution of a script until the specified background process has finished. This command is handy in scripts that initiate multiple background jobs and need to synchronize their com...
Fel*_*xJN2bashshell-script 其中man bash写道: 等待[-fn] [id ...] 等待每个指定的子进程并返回其终止状态。每个id可能是进程ID或作业规范;如果给出了作业规范,则等待该作业管道中的所有进程。如果未给出 id,则等待所有当前活动的子进程,并且返回状态为零。如果提供了 -n 选项,则 wait 等待任何作业终止并...
Linux@VirtualBox:~bash./Bash.sh “Completed first job.” “Completed next job.” “Completed all job.” Example # 3: Using a Wait Command for Bash Multiple Processes with Process ID. When we are dealing with multiple processes in the bash script with the wait command then process id is ...
Add the below-given lines in the bash script: #!/bin/bash echo“Started bash.sh” echo“Started hello.sh” ./hello.sh& process_id=$! wait$process_id echo“Completed hello.sh Output: Conclusion: When a user wants to stop a process, the system releases all resources kept by the process...
Since it is a pure bash script, it does not have any external dependencies. Usage wait-for-it.sh host:port [-s] [-t timeout] [-- command args] -h HOST | --host=HOST Host or IP under test -p PORT | --port=PORT TCP port under test Alternatively, you specify the host and ...
bash docker automation script ci wait bats Updated Jan 3, 2025 Shell ufoscout / docker-compose-wait Star 1.6k Code Issues Pull requests A simple script to wait for other docker images to be started while using docker-compose (or Kubernetes or docker stack or whatever) docker kubernetes ...
The first line clears the env vars (as suggested in Sanitize environment with command or bash script?). Now you can run this script with pm2 start command. My worker ran fine for about 24 hours as of now. I hope this works for you too. https://stackoverflow.com/questions/74935015/play...