Linux
- bash: command not found
- bash: permission denied
- command not found
- cron: job not running
- Linux: Disk quota exceeded
- Linux: OOM Killer invoked
- Linux: Permission denied (chmod/chown)
- Linux: Too many open files
- logrotate: error creating output file
- No space left on device
- OOM Killer: Out of memory (process killed)
- systemd: service failed to start