CLASSROOM // HOMELAB ACADEMY M6 HOMEWORK
M6 HOMEWORKhomework

Homelab Academy / Modules

Practice 04-processes-signals-and-systemd: Homework

Independent application with evidence.

Show commands for:
Class 19: Processes, signals, and systemd
Class 19 visual reference. Use it as the map, then prove it in the reading, lesson, and lab.

Overview

Module: Linux Foundations
Activity type: Homework / independent application
Objective: Distinguish programs, processes, threads, jobs, services, and systemd units

Learn

Requirements

Under /opt/lab-classroom/class19/, create a text file that maps the common ps state letters R, S, D, T, and Z to their meanings.
Extend a copy of worker.sh under the same directory so SIGUSR1 records a one-line diagnostic message without terminating.
Run the extended worker, verify its identity, send SIGUSR1, and document the observed result under /opt/lab-classroom/class19/.
Choose one existing service and record the read-only values of Id, ActiveState, SubState, MainPID, ControlGroup, and FragmentPath in a file under the lab directory.
Write a short incident procedure under the lab directory describing identity verification, graceful termination, bounded waiting, escalation criteria, and post-action verification.

Learn

Submit / record

  • [ ] Evidence artifacts (secrets redacted)
  • [ ] Spiral connections written
  • [ ] Ready for topic quiz
← LabQuiz →