Postgres tune for insert

Async commit -> Datenverlust beim Crash (max 1 sekunde) dafür drastisch schneller
Autovaccum etwas angepasst (threshold 500 statt 50)

gateways_kea_postgres/templates/postgresql.conf.j2

@@ -115,7 +115,7 @@ shared_buffers = 128MB			# min 128kB
 #huge_pages = try			# on, off, or try
 					# (change requires restart)
 #temp_buffers = 8MB			# min 800kB
-#max_prepared_transactions = 0		# zero disables the feature
+#max_prepared_transactions = 128	# zero disables the feature
 					# (change requires restart)
 # Caution: it is not advisable to set max_prepared_transactions nonzero unless
 # you actively intend to use prepared transactions.
@@ -152,7 +152,7 @@ dynamic_shared_memory_type = posix	# the default is the first option
 
 # - Background Writer -
 
-#bgwriter_delay = 200ms			# 10-10000ms between rounds
+bgwriter_delay = 333ms			# 10-10000ms between rounds
 #bgwriter_lru_maxpages = 100		# 0-1000 max buffers written/round
 #bgwriter_lru_multiplier = 2.0		# 0-10.0 multipler on buffers scanned/round
 
@@ -170,8 +170,8 @@ dynamic_shared_memory_type = posix	# the default is the first option
 
 #wal_level = minimal			# minimal, archive, hot_standby, or logical
 					# (change requires restart)
-#fsync = on				# turns forced synchronization on or off
-#synchronous_commit = on		# synchronization level;
+fsync = on				# turns forced synchronization on or off
+synchronous_commit = off		# synchronization level;
 					# off, local, remote_write, or on
 #wal_sync_method = fsync		# the default is the first option
 					# supported by the operating system:
@@ -180,20 +180,20 @@ dynamic_shared_memory_type = posix	# the default is the first option
 					#   fsync
 					#   fsync_writethrough
 					#   open_sync
-#full_page_writes = on			# recover from partial page writes
+full_page_writes = on			# recover from partial page writes
 #wal_compression = off			# enable compression of full-page writes
 #wal_log_hints = off			# also do full page writes of non-critical updates
 					# (change requires restart)
 #wal_buffers = -1			# min 32kB, -1 sets based on shared_buffers
 					# (change requires restart)
-#wal_writer_delay = 200ms		# 1-10000 milliseconds
+wal_writer_delay = 333ms		# 1-10000 milliseconds
 
 #commit_delay = 0			# range 0-100000, in microseconds
 #commit_siblings = 5			# range 1-1000
 
 # - Checkpoints -
 
-#checkpoint_timeout = 5min		# range 30s-1h
+checkpoint_timeout = 5min		# range 30s-1h
 #max_wal_size = 1GB
 #min_wal_size = 80MB
 #checkpoint_completion_target = 0.5	# checkpoint target duration, 0.0 - 1.0
@@ -455,7 +455,7 @@ log_timezone = 'localtime'
 # - Query/Index Statistics Collector -
 
 #track_activities = on
-#track_counts = on
+track_counts = on
 #track_io_timing = off
 #track_functions = none			# none, pl, all
 #track_activity_query_size = 1024	# (change requires restart)
@@ -474,18 +474,18 @@ stats_temp_directory = '/var/run/postgresql/9.5-main.pg_stat_tmp'
 # AUTOVACUUM PARAMETERS
 #------------------------------------------------------------------------------
 
-#autovacuum = on			# Enable autovacuum subprocess?  'on'
+autovacuum = on			 	# Enable autovacuum subprocess?  'on'
 					# requires track_counts to also be on.
-#log_autovacuum_min_duration = -1	# -1 disables, 0 logs all actions and
+log_autovacuum_min_duration = 10000	# -1 disables, 0 logs all actions and
 					# their durations, > 0 logs only
 					# actions running at least this number
 					# of milliseconds.
-#autovacuum_max_workers = 3		# max number of autovacuum subprocesses
+autovacuum_max_workers = 2		# max number of autovacuum subprocesses
 					# (change requires restart)
-#autovacuum_naptime = 1min		# time between autovacuum runs
-#autovacuum_vacuum_threshold = 50	# min number of row updates before
+autovacuum_naptime = 5min		# time between autovacuum runs
+autovacuum_vacuum_threshold = 500	# min number of row updates before
 					# vacuum
-#autovacuum_analyze_threshold = 50	# min number of row updates before
+autovacuum_analyze_threshold = 500	# min number of row updates before
 					# analyze
 #autovacuum_vacuum_scale_factor = 0.2	# fraction of table size before vacuum
 #autovacuum_analyze_scale_factor = 0.1	# fraction of table size before analyze