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Environment Requirements

Cluster Planning

In this document, a three-node cluster is planned, including three server-side servers and three client-side servers. In addition, during the software compilation process, a server is required for compilation. You can deploy another server outside the cluster or a client-side server in the cluster as the compilation server.

Figure 1 shows the cluster networking.

Figure 1 Cluster planning

Table 1 describes the nodes in the cluster.

Table 1 Cluster nodes

Node Name

Node Role

IP Address (Example)

ceph1

Server

192.168.3.166

ceph2

Server

192.168.3.167

ceph3

Server

192.168.3.168

client1

Client

192.168.3.160

client2

Client

192.168.3.161

client3

Client

192.168.3.162

Compilation server

Compilation server

-

Hardware Requirements

Table 2 and Table 3 list the server hardware specifications in the cluster.

Table 2 Server specifications 1

Item

Specifications

Server

TaiShan 200 server (model 2280)

Processor

Kunpeng 920 5220

Memory

256 GB

Memory frequency

2933 MHz

NIC

2 x 25GE

System drive

2 x 480 GB SATA SSD

Cache drive

2 x 3.2 TB NVMe SSD

Data drive

12 x 8 TB SATA HDD

Table 3 Server specifications 2

Item

Specifications

Server

TaiShan 200 server (model 2280)

Processor

Kunpeng 920 5250

Memory

192 GB

Memory frequency

2933 MHz

NIC

4 x 10GE

System drive

2 x 480 GB SATA SSD

Cache drive

2 x 3.2 TB NVMe SSD

Data drive

12 x 8 TB SATA HDD

Currently, 7.68 TB NVMe SSDs are supported as cache drives. Two 7.68 TB NVMe SSDs can be used as cache drives in server specifications 1 and 2.

Table 4 and Table 5 list the client hardware requirements and compilation server hardware requirements in the cluster. The packages compiled by the Kunpeng compilation server are to be installed on the Kunpeng servers and clients, and the packages compiled by the x86 compilation server are to be installed on the x86 clients.

Table 4 Kunpeng client specifications

Item

Specifications

Server

TaiShan 200 server (model 2280)

Processor

Kunpeng 920 5220

Memory

Greater than 128 GB

Memory frequency

2933 MHz

NIC

2 x 25GE

Table 5 x86 client specifications

Item

Specifications

Server

2288H V5

Processor

Intel 5218

Memory

Greater than 128 GB

Memory frequency

2933 MHz

NIC

4 x 10GE

OS and Software Requirements

Table 6 lists the OS and software requirements.

Table 6 OS and software requirements

Item

Version

OS

openEuler 20.03 LTS SP1

Ceph

14.2.8