Ubuntu/24: Difference between revisions

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(Created page with "== NTP == systemctl status systemd-timesyncd One-shot sync: chronyd -q One-shot time check: chronyd -Q <pre> root@IRV-CI-101:~/pbis-open-9.1.0.551.linux.x86_64.deb# chronyd -q Command 'chronyd' not found, but can be installed with: apt install chrony root@IRV-CI-101:~/pbis-open-9.1.0.551.linux.x86_64.deb# ntpdate Command 'ntpdate' not found, but can be installed with: apt install ntpsec-ntpdate </pre>")
 
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  systemctl status systemd-timesyncd
  systemctl status systemd-timesyncd
/etc/systemd/timesyncd.conf
  [Time]
  NTP=ntp.example.com
/etc/systemd/timesyncd.conf.d/
systemctl stop systemd-timesyncd
systemctl start systemd-timesyncd
---


One-shot sync:
One-shot sync:
Line 18: Line 29:
apt install ntpsec-ntpdate
apt install ntpsec-ntpdate
</pre>
</pre>
About time synchronisation | Ubuntu
https://ubuntu.com/server/docs/about-time-synchronisation
== Dual Boot - Remember Last Choice ==
dual boot - How to get grub2 to remember last choice? - Ask Ubuntu - http://askubuntu.com/questions/148662/how-to-get-grub2-to-remember-last-choice
Ubuntu:
/etc/default/grub:
GRUB_DEFAULT=saved
GRUB_SAVEDEFAULT=true
then run:
sudo update-grub
== keywords ==

Latest revision as of 05:19, 30 September 2024

NTP

systemctl status systemd-timesyncd
/etc/systemd/timesyncd.conf
 [Time]
 NTP=ntp.example.com
/etc/systemd/timesyncd.conf.d/
systemctl stop systemd-timesyncd
systemctl start systemd-timesyncd

---

One-shot sync:

chronyd -q

One-shot time check:

chronyd -Q


root@IRV-CI-101:~/pbis-open-9.1.0.551.linux.x86_64.deb# chronyd -q
Command 'chronyd' not found, but can be installed with:
apt install chrony
root@IRV-CI-101:~/pbis-open-9.1.0.551.linux.x86_64.deb# ntpdate
Command 'ntpdate' not found, but can be installed with:
apt install ntpsec-ntpdate


About time synchronisation | Ubuntu
https://ubuntu.com/server/docs/about-time-synchronisation

Dual Boot - Remember Last Choice

dual boot - How to get grub2 to remember last choice? - Ask Ubuntu - http://askubuntu.com/questions/148662/how-to-get-grub2-to-remember-last-choice

Ubuntu:

/etc/default/grub:

GRUB_DEFAULT=saved
GRUB_SAVEDEFAULT=true

then run:

sudo update-grub

keywords