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
1	2	800	236.59	4,731.85	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.
2	4	1,500	470.35	9,400.04
4	8	2,500	969.14	19,382.91
8	16	5,000	1,768.01	35,360.39
16	32	10,000	2,630.5	52,000.99
32	64	18,000	3,011.89	60,237.87
60	128	30,000	4,471.39	88,428.09

**Table 2** vCPU:Memory = 1:4
vCPUs	Memory (GB)	Maximum Connections (Stress Testing)	TPS	QPS	IOPS
1	4	1,500	468.11	9,362.23	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.
2	8	2,500	620.7	12,393.97
4	16	5,000	1,230.39	24,607.81
8	32	10,000	2,514.48	50,289.62
16	64	18,000	3,016.84	60,336.77
32	128	30,000	4,367.67	87,353.69
60	256	60,000	4,536.41	90,728.55

**Table 3** vCPU:Memory = 1:8
vCPUs	Memory (GB)	Maximum Connections (Stress Testing)	TPS	QPS	IOPS
1	8	2,500	612.75	12,255.01	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.
2	16	5,000	675.66	13,513.18
4	32	10,000	1,488.25	29,765.06
8	64	18,000	2,810.79	56,215.81
16	128	30,000	4,095.49	81,909.79
60	512	100,000	4,626.18	96,823.95

Test Results

Figure 1 vCPU:Memory =1:2

Figure 2 vCPU:Memory = 1:4

Figure 3 vCPU:Memory = 1:8

Parent Topic: RDS for MySQL 5.7 Test Data

Previous topic: RDS for MySQL 5.7 Test Data

Next topic: General-Purpose DB Instances

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