diff options
| author | Bruce Momjian <bruce@momjian.us> | 2018-11-02 09:10:59 -0400 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2018-11-02 09:10:59 -0400 |
| commit | 75f1abfa1516e0320e56de211b778f46f3874ff5 (patch) | |
| tree | 63073b7ac2a42b7db6c1c5aa61b117c76257598a /doc/src | |
| parent | 51afe7602bfa703f93b22fb81f13e8201f0f2b56 (diff) | |
GUC: adjust effective_cache_size docs and SQL description
Clarify that effective_cache_size is both kernel buffers and shared
buffers.
Reported-by: nat@makarevitch.org
Discussion: https://postgr.es/m/153685164808.22334.15432535018443165207@wrigleys.postgresql.org
Backpatch-through: 9.3
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/config.sgml | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml index b78603b0c71..103942cf267 100644 --- a/doc/src/sgml/config.sgml +++ b/doc/src/sgml/config.sgml @@ -3426,7 +3426,8 @@ include_dir 'conf.d' used. When setting this parameter you should consider both <productname>PostgreSQL</productname>'s shared buffers and the portion of the kernel's disk cache that will be used for - <productname>PostgreSQL</productname> data files. Also, take + <productname>PostgreSQL</productname> data files, though some + data might exist in both places. Also, take into account the expected number of concurrent queries on different tables, since they will have to share the available space. This parameter has no effect on the size of shared |