AWS AmazonRDS documentation change
Summary
Added three new wait events to the tuning concepts summary table: 'IPC:parallel wait events', 'IPC:ProcArrayGroupUpdate', and 'LWLock:pg_stat_statements'.
Security assessment
This adds performance monitoring documentation. There is no indication of a security issue or security feature being documented.
Diff
diff --git a/AmazonRDS/latest/UserGuide/PostgreSQL.Tuning.concepts.summary.md b/AmazonRDS/latest/UserGuide/PostgreSQL.Tuning.concepts.summary.md index f1a86098d..3c9742da9 100644 --- a//AmazonRDS/latest/UserGuide/PostgreSQL.Tuning.concepts.summary.md +++ b//AmazonRDS/latest/UserGuide/PostgreSQL.Tuning.concepts.summary.md @@ -16,0 +17,2 @@ Wait event | Definition +[IPC:parallel wait events](./rpg-ipc-parallel.html) | These wait events indicate that a session is waiting for inter-process communication related to parallel query execution operations. +[IPC:ProcArrayGroupUpdate](./apg-rpg-ipcprocarraygroup.html) | This event occurs when a session is waiting for the group leader to update the transaction status at the end of the transaction. @@ -26,0 +29 @@ Wait event | Definition +[LWLock:pg_stat_statements](./apg-rpg-lwlockpgstat.html) | This event occurs when the `pg_stat_statements` extension takes an exclusive lock on the hash table that tracks SQL statements.