Re: cannot install PG on Oracle Linux 9

Hi Pierre,

We don't support Oracle Linux, but this problem is an OS bug. See this:

<https://redhat.atlassian.net/browse/RHEL-276555>

Regards, Devrim

On 22 October 2026 14:11:02 CEST, Pierre Forstmann <pierre(dot)forstmann(at)gmail(dot)com> wrote:
>Hello,
>
>Using
>PostgreSQL: Linux downloads (Red Hat family)
><https://www.postgresql.org/download/linux/redhat/>
>
>I 'm trying to install Postgresql 18 and 16 on :
>
>[root(at)oracle9 ~]# cat /etc/os-release
>NAME="Oracle Linux Server"
>VERSION="9.8"
>ID="ol"
>ID_LIKE="fedora"
>VARIANT="Server"
>VARIANT_ID="server"
>VERSION_ID="9.8"
>PLATFORM_ID="platform:el9"
>PRETTY_NAME="Oracle Linux Server 9.8"
>ANSI_COLOR="0;31"
>CPE_NAME="cpe:/o:oracle:linux:9:8:server"
>HOME_URL="https://linux.oracle.com/"
>BUG_REPORT_URL="https://github.com/oracle/oracle-linux"
>
>ORACLE_BUGZILLA_PRODUCT="Oracle Linux 9"
>ORACLE_BUGZILLA_PRODUCT_VERSION=9.8
>ORACLE_SUPPORT_PRODUCT="Oracle Linux"
>ORACLE_SUPPORT_PRODUCT_VERSION=9.8
>[root(at)oracle9 ~]#
>
>
>If I try:
>
># Install the repository RPM:
>sudo dnf install -y
>https://download.postgresql.org/pub/repos/yum/reporpms/EL-9-x86_64/pgdg-redhat-repo-latest.noarch.rpm
>
>
>I get:
>
>[root(at)oracle9 ~]# dnf install -y
>https://download.postgresql.org/pub/repos/yum/reporpms/EL-9-x86_64/pgdg-redhat-repo-latest.noarch.rpm
>Oracle Linux 9 EPEL Packages for Development (x86_64)
> 18 kB/s | 4.2 kB
>00:00
>Oracle Linux 9 BaseOS Latest (x86_64)
> 28 kB/s | 4.3 kB
>00:00
>Oracle Linux 9 Application Stream Packages (x86_64)
> 30 kB/s | 4.5 kB
>00:00
>PostgreSQL common RPMs for RHEL / Rocky Linux / AlmaLinux 9. - x86_64
> 481 B/s | 146 B
>00:00
>Errors during downloading metadata for repository 'pgdg-common':
> - Status code: 404 for
>https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-9.-x86_64/repodata/repomd.xml
>(IP: 151.101.207.52)
>Error: Failed to download metadata for repo 'pgdg-common': Cannot download
>repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried
>[root(at)oracle9 ~]#
>
>It looks like the path is wrong ?
>
>Thanks
>
>PF