Requirements

3 Requirements

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

The system must meet the following software requirements:

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

Swap Space Requirements

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

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