Environment Requirements

Table 1 lists the hardware requirements.

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

Table 2 lists the software requirements.

**Table 2** Software Requirements
Item	Version	Download Address
HDF5	1.10.1	https://support.hdfgroup.org/ftp/HDF5/releases/hdf5-1.10/hdf5-1.10.1/src/hdf5-1.10.1.tar.gz
OpenBLAS	0.3.7	https://codeload.github.com/xianyi/OpenBLAS/tar.gz/refs/tags/v0.3.7
Python	2.7.16	https://www.python.org/ftp/python/2.7.16/Python-2.7.16.tgz

Table 3 lists the OS requirements.

**Table 3** OS requirements
Item	Version	How to Obtain
CentOS	7.6	https://www.centos.org/download/

Parent topic: Ont-Tombo 1.5.1 Porting Guide (CentOS 7.6)