azure RHEL 8上安装PostgreSQL 13

azure redhat vm初期设置

重置root用户密码
sudo passwd root

切换到root用户

查看主机信息
[root@pc-vm-dbsrv3 src]# hostnamectl
   Static hostname: pc-vm-dbsrv3
         Icon name: computer-vm
           Chassis: vm
        Machine ID: 7fef26f2ae4642a19e8c1bdde589500e
           Boot ID: 2c4aa41a19454d41a1bd77bcbeb2fcac
    Virtualization: microsoft
  Operating System: Red Hat Enterprise Linux 8.1 (Ootpa)
       CPE OS Name: cpe:/o:redhat:enterprise_linux:8.1:GA
            Kernel: Linux 4.18.0-147.32.1.el8_1.x86_64
      Architecture: x86-64
[root@pc-vm-dbsrv3 src]#

查看timezone
timedatectl
>>[root@pc-vm-dbsrv3 log]# timedatectl
>>               Local time: Sun 2020-12-06 11:25:13 UTC
>>           Universal time: Sun 2020-12-06 11:25:13 UTC
>>                 RTC time: Sun 2020-12-06 11:25:13
>>                Time zone: Etc/UTC (UTC, +0000)
>>System clock synchronized: yes
>>              NTP service: active
>>          RTC in local TZ: no
>>

列出所有timezone
timedatectl list-timezones

修改timezone
timedatectl set-timezone Asia/Tokyo

在开始安装之前，确保正在运行最新版本的RHEL 8 系统。您可以运行yum update命令以获取最新更新。
sudo yum -y update
sudo systemctl reboot

安装repos前确认启用的存储库列表。
sudo dnf repolist
>>[root@pc-vm-dbsrv3 ~]# sudo dnf repolist
>>Last metadata expiration check: 0:02:31 ago on Sun 06 Dec 2020 09:35:43 AM UTC.
>>repo id                                                 repo name                                                                                                  status
>>microsoft-azure-rhel8-eus                               Microsoft Azure RPMs for RHEL8 Extended Update Support                                                         3
>>rhel-8-for-x86_64-appstream-eus-rhui-rpms               Red Hat Ent