2.1.3 (2020-07-16)


  • Fix memory corruption introduced in v2.1.2 that can cause a PostgreSQL crash (Julien Rouhaud, thanks to github user tbe, Nikolay Samokhvalov and Andreas Seltenreich for reporting the issue and the extensive checking)

2.1.2 (2020-07-08)


  • Accumulate counters for parallel workers too (Julien Rouhaud, thanks to Atsushi Torikoshi for the report)

2.1.1 (2018-07-28)


  • Fix usage increase, used to keep the most frequent entries in memory (Julien Rouhaud)


  • Allow PG_CONFIG value to be found on command-line (edechaux)
  • Warn users about incorrect GUC (Julien Rouhaud)
  • Add debian packaging (Julien Rouhaud)

2.1.0 (2018-07-17)

NOTE: This version requires a change to the on-disk format. After installing the new version restarting PostgreSQL, any previously accumulated statistics will be reset.

  • Add support for architecture that don't provide getrusage(2), such as windows. Only user time and system time will be available on such platforms (Julien Rouhaud).
  • Expose more fields of getrusage(2). Depending on the platform, some of these fields are not maintained (Julien Rouhaud).
  • Add a workaround for sampling problems with getrusage(), new parameter pg_stat_kcache.linux_hz is added. By default, this parameter is discovered at server startup (Ronan Dunklau).
  • Add compatibility with PostgreSQL 11 (Thomas Reiss)
  • Fix issue when concurrently created entries for the same user, db and queryid could lost some execution counters (Mael Rimbault)
  • Do not install docs anymore (Ronan Dunklau)

2.0.3 (2016-10-03)

  • Add PG 9.6 compatibility
  • Fix issues in shared memory estimation, which could prevent starting postgres or reduce the amount of possible locks (thanks to Jean-S├ębastien BACQ for the report)
  • Add hint of possible reasons pgss.max could not be retrieved, which could prevent starting postgres

2.0.2 (2015-03-17)

  • Fix another bug with 32 bits builds (thanks to Alain Delorme for reporting it)

2.0.1 (2015-03-16)

  • Fix a bug with 32 bits builds (thanks to Alain Delorme for reporting it)

2.0 (2015-01-30)

  • Handle stats per database, user, query

1.0 (2014-02-26)

  • Initial release