EMQX开源版v5.8.2集群只能接入2个节点吗?

这个日志有个问题,日志时间是UTC时间,为啥不是本地时间

root@iZ2Z:~# timedatectl
Local time: Sun 2024-12-01 23:03:19 CST
Universal time: Sun 2024-12-01 15:03:19 UTC
RTC time: Sun 2024-12-01 15:03:19
Time zone: Asia/Shanghai (CST, +0800)
System clock synchronized: yes
NTP service: active
RTC in local TZ: no