update postgres config

manifests/postgres/configmap.yaml

@@ -27,24 +27,61 @@ metadata:
   namespace: darkdork-dev
 data:
   postgresql.conf: |
-    # DB Version: 17
-    # OS Type: linux
-    # DB Type: web
-    # Total Memory (RAM): 8 GB
-    # Connections num: 20
-    # Data Storage: ssd
-
+    # connections settings
+    listen_addresses = '*'
     max_connections = 20
+
+    # memory settings
     shared_buffers = 2GB
-    effective_cache_size = 6GB
-    maintenance_work_mem = 512MB
-    checkpoint_completion_target = 0.9
-    wal_buffers = 16MB
-    default_statistics_target = 100
-    random_page_cost = 1.1
-    effective_io_concurrency = 200
+    effective_cache_size = 3GB
     work_mem = 74898kB
+    maintenance_work_mem = 512MB
+    temp_buffers = 32MB
     huge_pages = off
+
+    # wal settings
+    wal_buffers = 16MB
     min_wal_size = 1GB
     max_wal_size = 4GB
----
+
+    # checkpoint settings
+    checkpoint_completion_target = 0.9
+    checkpoint_timeout = 15min
+    checkpoint_flush_after = 0
+
+    # query planner settings
+    default_statistics_target = 100
+    random_page_cost = 1.1
+    seq_page_cost = 1.0
+    cpu_tuple_cost = 0.01
+    cpu_index_tuple_cost = 0.005
+    cpu_operator_cost = 0.0025
+    effective_io_concurrency = 200
+
+    # write performance optimizations
+    synchronous_commit = off
+    commit_delay = 10000
+    commit_siblings = 5
+
+    # bg writer settings
+    bgwriter_delay = 50ms
+    bgwriter_lru_maxpages = 1000
+    bgwriter_lru_multiplier = 10.0
+
+    # paralel query settings
+    max_worker_processes = 8
+    max_parallel_workers = 8
+    max_parallel_workers_per_gather = 2
+    max_parallel_maintenance_workers = 2
+
+    # misc settings
+    max_prepared_transactions = 0
+
+    # log settings
+    # log_destination = 'stderr'
+    # logging_collector = on
+    # log_directory = 'pg_log'
+    # log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log'
+    # log_min_duration_statement = 1000
+    # log_lock_waits = on
+    # log_checkpoints = on