SSH Requirement

Ensure that OpenSSH is installed on your servers. OpenSSH is the required SSH software.

Red Hat Enterprise Linux 9

Starting with Oracle Database 19c Release 19.23, the following minimum version is supported:

Red Hat Enterprise Linux 9.2: 5.14.0-284.30.1.el9_2.s390x or later

Packages for Red Hat Enterprise Linux 9

Install the latest released versions of the following packages:

glibc-devel
ksh
libaio
libasan
liblsan
libX11
libXau
libXi
libXrender
libXtst
libxcrypt-compat
libgcc
libibverbs
libnsl
librdmacm
libstdc++
libxcb
libvirt-libs
make
policycoreutils
policycoreutils-python-utils
smartmontools
sysstat

Optional Packages for Red Hat Enterprise Linux 9

Based on your requirement, install the latest released versions of the following packages:

glibc-headers (for application development only)
ipmiutil (for Intelligent Platform Management Interface)
libnsl2 (for Oracle Database Client only)
libnsl2-devel (for Oracle Database Client only)
net-tools (for Oracle RAC and Oracle Clusterware)
nfs-utils (for Oracle ACFS)