4 years ago · 483faecef9
parent 4e0b842cc0
commit 483faecef9
1 changed files with 1 additions and 1 deletions
--- a/sql/postgres_tables_cache_hit_ratio.sql
+++ b/sql/postgres_tables_cache_hit_ratio.sql
@ -15,7 +15,7 @@

 -- PostgreSQL Tables Cache-hit Ratio
 --
-- should be closer to 1, eg. 0.99
+-- should be closer to 1, eg. 0.99, at least 0.90

 SELECT
  SUM(heap_blks_read) AS heap_blks_read,