RDS for PostgreSQL 9.6 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.

General-Enhanced DB Instance Test List

**Table 1** vCPU:Memory = 1:2
vCPUs	Memory (GB)	Maximum Connections (Stress Testing)	TPS	QPS	IOPS
1	2	300	150	3,086	1,200
2	4	500	263	5,257	2,000
4	8	1,200	578	11,554	6,000
60	128	12,000	1,398	27,965	20,000

**Table 2** vCPU:Memory = 1:4
vCPUs	Memory (GB)	Maximum Connections (Stress Testing)	TPS	QPS	IOPS
1	4	500	166	3,312	1,400
2	8	1,200	517	10,340	4,000
4	16	2,500	705	14,093	8,000
8	32	5,000	821	16,421	12,000
16	64	10,000	880	17,590	16,000
32	128	12,000	1,392	27,832	20,000
60	256	20,000	2,017	40,336	20,000

**Table 3** vCPU:Memory = 1:8
vCPUs	Memory (GB)	Maximum Connections (Stress Testing)	TPS	QPS	IOPS
2	16	2,500	554	11,099	5,000
4	32	5,000	781	15,614	7,000
8	64	5,000	931	18,613	11,000

General-Enhanced DB Instance Test Results

Figure 1 vCPU:Memory = 1:2

Figure 2 vCPU:Memory = 1:4

Figure 3 vCPU:Memory = 1:8

Parent topic: RDS for PostgreSQL

Previous topic: Test Method

Next topic: RDS for PostgreSQL 12 Test Data

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