From: Tom Hughes <tom@compton.nu>
Date: Mon, 15 Feb 2021 18:29:22 +0000 (+0000)
Subject: Log autovacuums for promscale
X-Git-Url: https://git.openstreetmap.org/chef.git/commitdiff_plain/f7dd6716f0f63c8f74b2a14efe19672a0853c6c2

Log autovacuums for promscale
---

diff --git a/cookbooks/postgresql/attributes/default.rb b/cookbooks/postgresql/attributes/default.rb
index cc8c9a59e..553efa302 100644
--- a/cookbooks/postgresql/attributes/default.rb
+++ b/cookbooks/postgresql/attributes/default.rb
@@ -36,6 +36,7 @@ default[:postgresql][:settings][:defaults][:default_statistics_target] = "100"
 default[:postgresql][:settings][:defaults][:jit] = "on"
 default[:postgresql][:settings][:defaults][:log_min_duration_statement] = "-1"
 default[:postgresql][:settings][:defaults][:track_activity_query_size] = "1024"
+default[:postgresql][:settings][:defaults][:log_autovacuum_min_duration] = "-1"
 default[:postgresql][:settings][:defaults][:autovacuum_max_workers] = "3"
 default[:postgresql][:settings][:defaults][:autovacuum_naptime] = "1min"
 default[:postgresql][:settings][:defaults][:autovacuum_vacuum_scale_factor] = "0.2"
diff --git a/cookbooks/postgresql/templates/default/postgresql.conf.erb b/cookbooks/postgresql/templates/default/postgresql.conf.erb
index 7ac5bb119..09b026db3 100644
--- a/cookbooks/postgresql/templates/default/postgresql.conf.erb
+++ b/cookbooks/postgresql/templates/default/postgresql.conf.erb
@@ -144,6 +144,7 @@ stats_temp_directory = '/run/postgresql/<%= @version %>-main.pg_stat_tmp'
 # AUTOVACUUM PARAMETERS
 #------------------------------------------------------------------------------
 
+log_autovacuum_min_duration = <%= @settings[:log_autovacuum_min_duration] || @defaults[:log_autovacuum_min_duration] %>
 autovacuum_max_workers = <%= @settings[:autovacuum_max_workers] || @defaults[:autovacuum_max_workers] %>
 autovacuum_naptime = <%= @settings[:autovacuum_naptime] || @defaults[:autovacuum_naptime] %>
 autovacuum_vacuum_scale_factor = <%= @settings[:autovacuum_vacuum_scale_factor] || @defaults[:autovacuum_vacuum_scale_factor] %>
diff --git a/roles/prometheus.rb b/roles/prometheus.rb
index 0016c6c0f..e66da0fd9 100644
--- a/roles/prometheus.rb
+++ b/roles/prometheus.rb
@@ -20,6 +20,7 @@ default_attributes(
         :random_page_cost => "1.1",
         :effective_cache_size => "144GB",
         :default_statistics_target => "500",
+        :log_autovacuum_min_duration => "0",
         :autovacuum_max_workers => "10",
         :autovacuum_naptime => "10",
         :max_locks_per_transaction => "512"