2 Requirements

You must have root user credentials to install Oracle Database Free.

The system must meet the following software requirements:

• System Requirements

• Swap Space Requirements

• Server Component Kernel Parameter Requirements

System Requirements

This table lists the system requirements for Oracle Database Free.

Table 2-1 Oracle Database Free System Requirements

Requirement	Value
Operating system	See Oracle Database Installation Guide for Linux for the list of supported Linux distributions and the minimum operating system requirements for each x86-64 Linux platform.
Network protocol	The following protocols are supported: IPC UDP TCP/IP TCP/IP with SSL
RAM	1 GB RAM minimum. 2 GB RAM recommended.
Disk space	10 GB minimum.
Linux for ARM (aarch64) processor	Oracle Database 23ai Linux for ARM (aarch64) requires a CPU capable of Neoverse N1. Oracle recommends using a server with a minimum of Ampere Altra or Ampere Altra Max CPU.

Swap Space Requirements

For Oracle Database Free, Oracle recommends a minimum swap space of 2 GB or twice the size of RAM, whichever is less.

Server Component Kernel Parameter Requirements

The Oracle Database Preinstallation RPM checks your system for kernel parameter settings. If the kernel parameter values of your system are less than the values listed in this table, then the Oracle Database Preinstallation RPM sets the recommended minimum kernel parameter values for you.

The values set in the /etc/sysctl.d/97-oracle-database-sysctl.conf file persist on system restarts.

Table 2-2 Kernel Parameter Settings Required for Oracle Database Free

Kernel Parameter	Setting
semmsl	250
semmns	32000
semopm	100
semmni	128
shmmax	4398046511104
shmmni	4096
shmall	1073741824
file-max	6815744
aio-max-nr	1048576
ip_local_port_range	9000–65500
panic_on_oops	1
rmem_default	262144
rmem_max	4194304
wmem_default	262144
wmem_max	1048576

Supported Oracle Linux 8 Distributions on Linux for ARM (aarch64)

Use the following information to check supported Oracle Linux 8 distributions:

Table 2-3 Linux for ARM (aarch64) Oracle Linux 8 Minimum Operating System Requirements

Item	Requirements
Oracle Linux 8	Starting with Oracle Database 23ai Release 23.5, the Linux for ARM (aarch64) operating system is supported with the following minimum supported version: Oracle Linux 8.6 with Unbreakable Enterprise Kernel 7: 5.15.0-205.149.5.1.el8uek.aarch64 Note: Oracle recommends that you update Oracle Linux 8 to the latest available release level.
Packages for Oracle Linux 8	Install the latest released versions of the following packages: Subscribe to the Oracle Linux 8 channel on the Unbreakable Linux Network, or configure a yum repository from the Oracle Linux yum server website, and then install the Oracle Database Preinstallation RPM, oracle-database-preinstall-23ai. The Oracle Database Preinstallation RPM, oracle-database-preinstall-23ai, automatically installs all required packages listed in the table below, their dependencies for Oracle Grid Infrastructure and Oracle Database installations, and also performs other system configuration. If you install the Oracle Database Preinstallation RPM, oracle-database-preinstall-23ai, then you do not have to install these packages, as the Oracle Database Preinstallation RPM automatically installs them. bc binutils elfutils-libelf gcc gcc-c++ glibc glibc-devel ksh libaio libaio-devel libgcc libgfortran libibverbs libnsl libnsl2 libstdc++ libstdc++-devel libxcb libX11 libXau libXi libXrender libXtst make policycoreutils policycoreutils-python-utils smartmontools sysstat