システムのタイムゾーン設定

oot@ubuntu2204onml110g7:/home/hbirds# timedatectl
               Local time: Fri 2022-12-23 20:54:23 UTC
           Universal time: Fri 2022-12-23 20:54:23 UTC
                 RTC time: Fri 2022-12-23 20:54:23
                Time zone: Etc/UTC (UTC, +0000)
System clock synchronized: yes
              NTP service: active
          RTC in local TZ: no

root@ubuntu2204onml110g7:/home/hbirds# timedatectl set-timezone Asia/Tokyo
root@ubuntu2204onml110g7:/home/hbirds# timedatectl 
               Local time: Sat 2022-12-24 05:56:39 JST
           Universal time: Fri 2022-12-23 20:56:39 UTC
                 RTC time: Fri 2022-12-23 20:56:39
                Time zone: Asia/Tokyo (JST, +0900)
System clock synchronized: yes
              NTP service: active
          RTC in local TZ: no