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:Test metrics

Last Updated:Aug 24, 2023

This topic describes the metrics that are used to test the performance of an ApsaraDB RDS for PostgreSQL instance.

TPS

Transactions per second (TPS): the number of transactions that are performed per second in a database. Each transaction contains 18 SQL statements.

QPS

Queries per second (QPS): the number of SQL statements that are executed by a database per second. These SQL statements are executed for read, write, or other operations.