---
title: "Bash Script Locking: Prevent Concurrent Runs with a PID File | Coming Soon"
author: "Mohammad Abu Mattar"
canonical: https://mkabumattar.com/coming-soon/codesnippets/bash-script-locking-pid-file
---

[Coming Soon](/coming-soon)/[Code Snippet](/coming-soon#codesnippets)

# Bash Script Locking: Prevent Concurrent Runs with a PID File

Code SnippetScheduled for 18 August 2026

![Bash Script Locking: Prevent Concurrent Runs with a PID File](/_astro/hero.CF-paSMK_12bXIe.webp)

A Bash snippet that uses a PID file to ensure only one instance of a script runs at a time. Essential for cron jobs and automation scripts that must not overlap includes stale lock detection and cleanup on exit.

BashAutomationDevops

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