Roadmap
Маршрут по Linux, runtime, процессам, ресурсам, файловым системам и host troubleshooting.
Базовая эксплуатация Linux-хоста: shell, users, filesystem layout, services, packages and operational hygiene.
Процессы, PID, threads, signals, systemd units, stdout/stderr and process diagnostics.
Filesystem, inodes, mounts, symlinks, hardlinks, permissions, fstab and disk-full scenarios.
CPU, memory, swap, load average, IO wait and practical resource diagnostics.
Сбор фактов через logs, journalctl, service output and evidence-based troubleshooting.
Least privilege, secrets handling, access control, host and pipeline security fundamentals.
Triage, safe diagnostics, mitigation, communication, postmortem and learning from failures.
