Unidad 12: Troubleshooting

Administracion de Servidores Linux (Abacom)

Diego Saavedra

2026-02-01

Agenda

  • Metodologia (orden y evidencias)
  • Logs (journalctl)
  • Red (ip/ss/DNS)
  • Recursos (CPU/RAM/Disco)

Demo: Evidencia minima

$ hostnamectl
 Static hostname: srv01
 Operating System: Ubuntu 24.04.1 LTS


$ sudo journalctl -u nginx -n 20 --no-pager
... logs ...


$ ip -br addr
enp0s3  UP  192.168.56.10/24


$ df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/sda1        49G  5.4G   41G  12% /

Recursos