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Environment Requirements

Hardware Requirements

Table 1 lists the hardware requirements.

**Table 1** Hardware requirements
Item	Description
Server	Kunpeng server
CPU	Kunpeng 920 5250 processor
Memory	No specific requirements
Storage	No specific requirements
Drive partition	No specific requirements
Network	Connected to the Internet

OS and Software Requirements

Table 2 lists the OS and software requirements.

**Table 2** OS and software requirements
Item	Version	Description	How to Obtain
CentOS	7.6 for aarch64 Kernel: 4.14.0-115.el7a.0.1.aarch64	OS compatible with the software to be ported. Run the lscpu command to view the CPU information. Run the *cat /etc/release command to view the system version. Run the uname -r command to view the kernel version. Run the uname -a** command to view the environment information.	-
CentOS	8.1 aarch64 Kernel: 4.14		-
openEuler	20.03 (LTS-SP1) for aarch64 Kernel: 4.19.90-2012.4.0.0053.oe1.aarch64		-
Varnish	6.2.0	Software to be ported.	https://varnish-cache.org/_downloads/varnish-6.2.0.tgz
Varnish	6.5.1	Software to be ported.	https://varnish-cache.org/_downloads/varnish-6.5.1.tgz
Python	3.6 or later	Dependencies required for the compilation.	https://www.python.org/ftp/python/3.6.0/Python-3.6.0.tgz

When installing an OS, choose Minimal Install and select Development Tools to minimize manual operations.

Parent topic: Varnish Porting Guide