From 07c86e2007f93e191efae0bf8c4717929fee0a02 Mon Sep 17 00:00:00 2001
From: Mar Alegre <mar@mar.alemor.org>
Date: Mon, 12 Dec 2022 16:47:17 -0500
Subject: [PATCH] addd postgresql settings for hopefully better performance

---
 nextcloud/Containerfile                       | 11 +++++---
 nextcloud/assets/{ => postgresql}/pg_hba.conf |  0
 nextcloud/assets/postgresql/postgresql.conf   | 27 +++++++++++++++++++
 3 files changed, 35 insertions(+), 3 deletions(-)
 rename nextcloud/assets/{ => postgresql}/pg_hba.conf (100%)
 create mode 100644 nextcloud/assets/postgresql/postgresql.conf

diff --git a/nextcloud/Containerfile b/nextcloud/Containerfile
index 6ceb927..d35e3e5 100644
--- a/nextcloud/Containerfile
+++ b/nextcloud/Containerfile
@@ -65,9 +65,14 @@ RUN mv php/php.ini /etc/php/${PHPV:?}/fpm/ && \
 ### PostgreSQL ###
 ###
 
-# configure PostgreSQL access
-COPY --chown=postgres:postgres assets/pg_hba.conf ./
-RUN mv pg_hba.conf /etc/postgresql/${PSQLV:?}/main/
+# configure PostgreSQL
+COPY --chown=postgres:postgres assets/postgresql ./
+# If the posgresql.conf file contains multiple entries for the same parameter, all but the last one is ignored.
+# So we can just append our settings to the already-existing postgresql.conf file.
+RUN mv postgresql/pg_hba.conf /etc/postgresql/${PSQLV:?}/main/ & \
+    cat postgresql/postgresql.conf >> /etc/postgresql/${PSQLV:?}/main/postgresql.conf
+
+
 
 ###
 ### Apache
diff --git a/nextcloud/assets/pg_hba.conf b/nextcloud/assets/postgresql/pg_hba.conf
similarity index 100%
rename from nextcloud/assets/pg_hba.conf
rename to nextcloud/assets/postgresql/pg_hba.conf
diff --git a/nextcloud/assets/postgresql/postgresql.conf b/nextcloud/assets/postgresql/postgresql.conf
new file mode 100644
index 0000000..a9e97e9
--- /dev/null
+++ b/nextcloud/assets/postgresql/postgresql.conf
@@ -0,0 +1,27 @@
+# The following configuration parameters were generated using the PGTune tool
+# https://pgtune.leopard.in.ua/
+# parameters:
+
+# DB Version: 13
+# OS Type: linux
+# DB Type: web
+# Total Memory (RAM): 16 GB
+# CPUs num: 6
+# Data Storage: ssd
+
+max_connections = 200
+shared_buffers = 4GB
+effective_cache_size = 12GB
+maintenance_work_mem = 1GB
+checkpoint_completion_target = 0.9
+wal_buffers = 16MB
+default_statistics_target = 100
+random_page_cost = 1.1
+effective_io_concurrency = 200
+work_mem = 6990kB
+min_wal_size = 1GB
+max_wal_size = 4GB
+max_worker_processes = 6
+max_parallel_workers_per_gather = 3
+max_parallel_workers = 6
+max_parallel_maintenance_workers = 3