install auto_explain shared library

Add install_auto_explain to load the auto_explain shared library.
EnterpriseDB · Sep 21, 2023 · 68bceb6 · 68bceb6
1 parent bdb696e
commit 68bceb6
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diff --git a/roles/init_dbserver/README.md b/roles/init_dbserver/README.md
@@ -34,6 +34,11 @@ The only dependencies required for this ansible galaxy role are:
 
 When executing the role via ansible there are two required variables:
 
+  * ***install_auto_explain***
+
+  The `auto_explain` shared library will be loaded `install_auto_explain:
+  true`.  Default: `true`
+
   * ***pg_version***
 
   Postgres Versions supported are: 10, 11, 12, 13, 14 and 15

diff --git a/roles/init_dbserver/defaults/main.yml b/roles/init_dbserver/defaults/main.yml
@@ -6,6 +6,9 @@ pg_ssl: true
 pg_instance_name: main
 pg_remote_ssl_src: false
 
+# auto_explain
+install_auto_explain: true
+
 # This parameter define if we want to run pg_initdb command on a server or not
 run_initdb: true
 

diff --git a/roles/init_dbserver/templates/postgresql.conf.template b/roles/init_dbserver/templates/postgresql.conf.template
@@ -36,6 +36,13 @@ log_autovacuum_min_duration = 0
 autovacuum_max_workers = 5
 autovacuum_vacuum_cost_limit = 3000
 idle_in_transaction_session_timeout = 10min
+{% if install_auto_explain|bool %}
+{{ pg_shared_libraries_list.append('$libdir/auto_explain') }}
+auto_explain.log_min_duration = 60
+auto_explain.log_analyze = on
+auto_explain.log_wal = on
+auto_explain.log_timing = on
+{% endif %}
 {% if enable_edb_repo|bool and install_edb_postgres_tuner|bool and pg_version|int >= 11 %}
 {{ pg_shared_libraries_list.append('$libdir/edb_pg_tuner') }}
 edb_pg_tuner.autotune = on