Signals & Trap
Handling SIGTERM, SIGINT, and other signals in Bash scripts with trap, for graceful shutdown and guaranteed cleanup.
Jan 20, 2026
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Handling SIGTERM, SIGINT, and other signals in Bash scripts with trap, for graceful shutdown and guaranteed cleanup.
Process states, PID/PPID, fork/exec, foreground vs background jobs, signals, and the tools to inspect and control running processes.