Help Center/ Relational Database Service_RDS for MySQL/ Performance White Paper/ RDS for MySQL 5.7 Test Data/ Kunpeng General-Enhanced DB Instances
Updated on 2025-10-21 GMT+08:00
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Kunpeng General-Enhanced DB Instances

Test Data

The Maximum Connections (Stress Testing) columns in the following tables indicate the results of the RDS performance stress testing. For running services on the live network, set the parameter max_connections.

Table 1 vCPU:Memory = 1:2

vCPUs

Memory (GB)

Maximum Connections (Stress Testing)

TPS

QPS

IOPS

2

4

1,200

375

7,513

The input/output operations per second (IOPS) supported depends on the I/O performance of Elastic Volume Service (EVS) disks. For details, see Disk Types and Performance of Elastic Volume Service Service Overview.

4

8

2,200

973

19,461

8

16

4,200

1,462

29,256

12

24

6,000

1,909

38,182

16

32

8,600

2,566

51,325

24

48

13,000

2,764

55,294

32

64

16,000

2,980

59,608

48

96

22,000

3,334

66,701

60

120

30,000

3,858

77,180
Table 2 vCPU:Memory = 1:4

vCPUs

Memory (GB)

Maximum Connections (Stress Testing)

TPS

QPS

IOPS

2

8

2,000

495

9,918

The input/output operations per second (IOPS) supported depends on the I/O performance of Elastic Volume Service (EVS) disks. For details, see Disk Types and Performance of Elastic Volume Service Service Overview.

4

16

4,000

1,020

20,404

8

32

8,000

2,017

40,342

12

48

12,000

2,628

52,565

16

64

14,400

2,896

57,938

24

96

21,600

3,061

61,219

32

128

24,000

3,192

63,853

48

192

36,000

3,528

70,570

Test Results

Figure 1 vCPU:Memory = 1:2
Figure 2 vCPU:Memory = 1:4

Parent Topic: RDS for MySQL 5.7 Test Data