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Glossary

Metrics Monitor (MM)
Component of PMM Server that provides a historical view of metrics critical to a MySQL server instance.
PMM Client

Collects MySQL server metrics, general system metrics, and query analytics data for a complete performance overview. Collected data is sent to PMM Server.

For more information, see Percona Monitoring and Management Architecture.

PMM Server

Aggregates data collected by PMM Client and presents it in the form of tables, dashboards, and graphs in a web interface.

For more information, see Percona Monitoring and Management Architecture.

Query Analytics (QAN)
Component of PMM Server that enables you to analyze MySQL query performance over periods of time.

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