Environment Requirements

Table 1 lists the hardware requirements.

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

Table 2 lists the software requirements.

**Table 2** Software requirements
Item	Version	Download URL
BiSheng Compiler	1.3.1	https://mirrors.huaweicloud.com/kunpeng/archive/compiler/bisheng_compiler/bisheng-compiler-1.3.1-aarch64-linux.tar.gz
Hyper MPI	1.0.2	https://github.com/kunpengcompute/hucx/archive/refs/tags/v1.0.2-huawei.tar.gz
UDUNITS	2.2.28	https://gfd-dennou.org/arch/ucar/unidata/pub/udunits/udunits-2.2.28.tar.gz

Table 3 lists the OS requirements.

**Table 3** OS requirements
Item	Version	Download URL
openEuler	openEuler 21.03	https://www.openeuler.org/zh/download
Kernel	4.17	Included in the OS image.

Parent topic: UDUNITS 2.2.28 Porting Guide (openEuler 21.03)