From 5463deb15f648685bcd406f020af6e434c4ed28c Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Fri, 2 Nov 2018 09:11:00 -0400 Subject: 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 --- src/backend/utils/misc/guc.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'src/backend/utils/misc/guc.c') diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c index e71300b5e27..ba9ad291b8c 100644 --- a/src/backend/utils/misc/guc.c +++ b/src/backend/utils/misc/guc.c @@ -2803,10 +2803,9 @@ static struct config_int ConfigureNamesInt[] = { {"effective_cache_size", PGC_USERSET, QUERY_TUNING_COST, - gettext_noop("Sets the planner's assumption about the size of the disk cache."), - gettext_noop("That is, the portion of the kernel's disk cache that " - "will be used for PostgreSQL data files. This is measured in disk " - "pages, which are normally 8 kB each."), + gettext_noop("Sets the planner's assumption about the size of the data cache."), + gettext_noop("That is, the size of the cache used for PostgreSQL data files. " + "This is measured in disk pages, which are normally 8 kB each."), GUC_UNIT_BLOCKS, }, &effective_cache_size, -- cgit v1.2.3