update postgresql configurations

apps/auth/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 

apps/data/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 

apps/docs/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 
 # Backups
 wal_level = archive
-max_wal_senders = 1
+max_wal_senders = 2
 archive_mode = on
 archive_command = 'test ! -f /wal/%f && cp %p /wal/%f'
 

apps/feeds/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 
@@ -23,3 +23,4 @@ default_text_search_config = 'pg_catalog.english'
 # Extended options
 shared_preload_libraries = 'pg_stat_statements'
 pg_stat_statements.track = all
+

apps/lemmy/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 
 # Backups
 wal_level = archive
-max_wal_senders = 5
+max_wal_senders = 2
 archive_mode = on
 archive_command = 'test ! -f /wal/%f && cp %p /wal/%f'
 

apps/mastodon/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 
 # Backups
 wal_level = archive
-max_wal_senders = 1
+max_wal_senders = 2
 archive_mode = on
 archive_command = 'test ! -f /wal/%f && cp %p /wal/%f'
 

apps/matrix/postgresql.conf

@@ -2,12 +2,11 @@
 listen_addresses = '*'
 max_connections = 20
 shared_buffers = 512MB
-work_mem = 64MB
 dynamic_shared_memory_type = posix
 
 # Backups
 wal_level = archive
-max_wal_senders = 1
+max_wal_senders = 2
 archive_mode = on
 archive_command = 'test ! -f /wal/%f && cp %p /wal/%f'
 

apps/translate/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 
 # Backups
 wal_level = archive
-max_wal_senders = 1
+max_wal_senders = 2
 archive_mode = on
 archive_command = 'test ! -f /wal/%f && cp %p /wal/%f'
 

apps/video/postgresql.conf

 # Base settings
 listen_addresses = '*'
-max_connections = 100
+max_connections = 20
 shared_buffers = 128MB
 dynamic_shared_memory_type = posix
 
 # Backups
 wal_level = archive
-max_wal_senders = 5
+max_wal_senders = 2
 archive_mode = on
 archive_command = 'test ! -f /wal/%f && cp %p /wal/%f'