ProxMox

Troubleshooting

1. journalctl, -xe, -u”service”, -u “docker” -f systemD logs
2. systemctl, status “service”, restart “service”, what a service is doing
3. top, htop, btop
4. dmesg, —level=err, -w,
5. lsblk, -f,
6. df, -h,
7. du,
8. free -h, total memory, swap
9. ss, -tulpn, -tunap,
10. ps user processes
11. nginx -t, config