修改数据库内存

db/postgresql.conf

@@ -62,7 +62,7 @@ listen_addresses = '*'
 					# defaults to 'localhost'; use '*' for all
 					# (change requires restart)
 #port = 5432				# (change requires restart)
-max_connections = 1000			# (change requires restart)
+max_connections = 2000			# (change requires restart)
 #superuser_reserved_connections = 3	# (change requires restart)
 #unix_socket_directories = '/var/run/postgresql'	# comma-separated list of directories
 					# (change requires restart)
@@ -119,18 +119,18 @@ max_connections = 1000			# (change requires restart)
 
 # - Memory -
 
-shared_buffers = 128MB			# min 128kB
+shared_buffers = 8GB			# min 128kB
 					# (change requires restart)
 #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 = 2000		# 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.
-#work_mem = 4MB				# min 64kB
-#maintenance_work_mem = 64MB		# min 1MB
-#autovacuum_work_mem = -1		# min 1MB, or -1 to use maintenance_work_mem
+w8ork_mem = MB				# min 64kB
+maintenance_work_mem = 1GB		# min 1MB
+autovacuum_work_mem = -1		# min 1MB, or -1 to use maintenance_work_mem
 #max_stack_depth = 2MB			# min 100kB
 #shared_memory_type = mmap		# the default is the first option
 					# supported by the operating system:
@@ -385,7 +385,7 @@ max_replication_slots = 10	# max number of replication slots
 
 #min_parallel_table_scan_size = 8MB
 #min_parallel_index_scan_size = 512kB
-#effective_cache_size = 4GB
+effective_cache_size = 16GB
 
 # - Genetic Query Optimizer -