kazulog@sv2new:~$ cat /etc/os-release | head -2
PRETTY_NAME="Ubuntu 26.04 LTS"
NAME="Ubuntu"
kazulog@sv2new:~$ echo "--- 再起動後、手で直した /etc/hosts が残っているか"
--- 再起動後、手で直した /etc/hosts が残っているか
kazulog@sv2new:~$ hostname
sv2new
kazulog@sv2new:~$ hostname -f
sv2new
kazulog@sv2new:~$ grep -n '127.0.1.1' /etc/hosts
8:127.0.1.1 ubuntu sv2
kazulog@sv2new:~$ getent hosts $(hostname)
2001:db8:100::20 sv2new
fe80::5054:ff:fe3a:a2ed sv2new
fe80::5054:ff:fec2:ebc1 sv2new
kazulog@sv2new:~$ logger -t kazulog-D-hostsfix-reboot "D: after rebooting with hand-edited /etc/hosts"
kazulog@sv2new:~$ sleep 5