Environment Requirements

Table 1 lists the hardware requirements.

**Table 1** Hardware requirements
Item	Description
CPU	Kunpeng 920 processor

Table 2 lists the OS requirements.

**Table 2** OS requirements
Item	Version	Download URL
CentOS	8.2	https://www.centos.org/download/
Kernel	4.18.0-193.el8.aarch64	Included in the OS image

Table 3 lists the software requirements.

**Table 3** Software requirements
Item	Version	Download URL
GrADS	2.2.1	ftp://cola.gmu.edu/grads/2.2/grads-2.2.1-src.tar.gz
libgd	2.25	https://sourceforge.net/projects/opengrads/files/supplibs/2.2.1/supplibs-2.2.1.tar.gz
Libsx	2.05	https://sourceforge.net/projects/opengrads/files/supplibs/2.2.1/supplibs-2.2.1.tar.gz
Test case	-	ftp://cola.gmu.edu/grads/example.tar.gz

Parent topic: GrADS 2.2.1 Porting Guide (CentOS 8.2)