Command `timedatectl` can not be used to check 11 minutes mode in RHEL 8

Solution Verified - Updated -


  • In RHEL8, timedatectl can not be used to check 11 minutes mode is on and working or not.
  • Command timedatectl reports "System clock synchronized: yes" even if "rtcsync" is commented in /etc/chrony.conf.
[root@vm80 etc]# grep rtc /etc/chrony.conf
[root@vm80 etc]# timedatectl
               Local time: Tue 2020-01-21 15:45:55 JST
           Universal time: Tue 2020-01-21 06:45:55 UTC
                 RTC time: Tue 2020-01-21 06:45:54
                Time zone: Asia/Tokyo (JST, +0900)
System clock synchronized: yes       <===
              NTP service: active
          RTC in local TZ: no


  • Red Hat Enterprise Linux 8
  • Chronyd

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