3 Requirements

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

The system must meet the following software requirements:

3.1 System Requirements

Table 3-1 provides system requirements for Oracle Database XE.

Table 3-1 Oracle Database XE Requirements

Requirement Value

Operating system

Oracle Database Installation Guide , "Operating System Checklist for Oracle Database Installation on Linux" for the list of supported Linux distributions and the set of minimum requirements for each x86–64 Linux platforms

Network protocol

The following protocols are supported:

  • IPC

  • UDP

  • TCP/IP

  • TCP/IP with SSL

RAM

1 GB of RAM minimum; 2 GB of RAM is recommended

Disk space

10 GB minimum

3.2 Swap Space Requirements

Minimum swap space recommended for Oracle Database XE is 2 GB or twice the size of RAM, whichever is lesser.

3.3 Server Component Kernel Parameter Requirements

The Oracle Database XE preinstallation RPM checks your system for the following kernel parameter settings.

If the kernel parameter values of your system are less than the values listed in Table 3-2, then the 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 3-2 Kernel Parameter Settings Required for Oracle Database XE

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

See Also:

Installation Guide for Linux for more information about changing kernel parameter values manually