原因は/etc/update-motd.dです。遅延の解消法は-xすること。
/etc/update-motd.d
-x
$ sudo chmod -x /etc/update-motd.d/{00-header,10-help-text,50-landscape-sysinfo,50-motd-news,85-fwupd,90-updates-available,91-contract-ua-esm-status,91-release-upgrade,92-unattended-upgrades,95-hwe-eol,97-overlayroot}
$ sudo systemctl stop motd-news.timer update-notifier-motd.timer $ sudo systemctl disable motd-news.timer update-notifier-motd.timer
Deleting the wiki page "ubuntu" cannot be undone. Continue?