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Percona Documentation

Percona Monitoring and Management 2.5.0

Date: April 14, 2020
Installation: Installing Percona Monitoring and Management

Percona Monitoring and Management (PMM) is a free and open-source platform for managing and monitoring MySQL, MongoDB, and PostgreSQL performance.

New Features

  • PMM-5042 and PMM-5272: PMM can now connect to MySQL instances by specifying a UNIX socket. This can be done with a new --socket option of the pmm-admin add mysql command. (Note: Updates to both PMM Client and PMM Server were done to allow UNIX socket connections.)
  • PMM-4145: Amazon RDS instance metrics can now be independently enabled/disabled for Basic and/or Enhanced metrics.

Improvements

  • PMM-5581: PMM Server Grafana plugins can now be updated on the command line with the grafana-cli command-line utility.
  • PMM-5536: Three Grafana plugins were updated to the latest versions: vertamedia-clickhouse-datasource to 1.9.5, grafana-polystat-panel to 1.1.0, and grafana-piechart-panel to 1.4.0.
  • PMM-4252: The resolution of the PMM Server favicon image has been improved.

Bugs Fixed

  • PMM-5547: PMM dashboards were failing when presenting data from more than 100 monitored instances (error message proxy error: context canceled).
  • PMM-5624: Empty charts were being shown in some Node Temperature dashboards.
  • PMM-5637: The Data retention value in Settings was incorrectly showing the value as minutes instead of days.
  • PMM-5613: Sorting data by Query Time was not working properly in Query Analytics.
  • PMM-5554: Totals in charts were inconsistently plotted with different colors across charts.
  • PMM-4919: The force option (--force) in pmm-admin config was not always working.
  • PMM-5351: The documentation on MongoDB user privileges has been corrected.

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