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General-Purpose DB Instances
Updated on 2022-09-22 GMT+08:00
General-Purpose DB Instances
About IOPS
The IOPS supported by RDS for PostgreSQL depends on the I/O performance of Elastic Volume Service (EVS) disks. For details, see Disk Types and Performance in the Elastic Volume Service Service Overview.
Test Data
|
vCPUs |
Memory (GB) |
TPS |
QPS |
IOPS |
|---|---|---|---|---|
|
1 |
2 |
172 |
3,441 |
See About IOPS. |
|
2 |
4 |
404 |
8,088 |
|
|
4 |
8 |
894 |
17,887 |
|
|
8 |
16 |
1,592 |
31,832 |
|
vCPUs |
Memory (GB) |
TPS |
QPS |
IOPS |
|---|---|---|---|---|
|
2 |
8 |
419 |
8,378 |
See About IOPS. |
|
4 |
16 |
961 |
19,227 |
|
|
8 |
32 |
1,862 |
37,237 |
Test Results
Figure 1 vCPU:Memory = 1:2
Figure 2 vCPU:Memory = 1:4
Parent topic: RDS for PostgreSQL 12 Test Data
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