fix

Author: digoal

201705/20170516_01.md

@@ -1,4 +1,4 @@
-## 行为、审计日志 (实时索引/实时搜索)建模 - 最佳实践          
+## 行为、审计日志 (实时索引/实时搜索)建模 - 最佳实践1          
                                           
 ### 作者                                                                                       
 digoal                                     
@@ -109,62 +109,63 @@ done
 ```          
 postgresql.auto.conf          
           
-# Do not edit this file manually!          
-# It will be overwritten by the ALTER SYSTEM command.          
-listen_addresses = '0.0.0.0'          
-max_connections = 400          
-unix_socket_directories = '.'          
-shared_buffers = 32GB          
-maintenance_work_mem = 2GB          
-dynamic_shared_memory_type = posix          
-vacuum_cost_delay = 0          
-bgwriter_delay = 10ms          
-bgwriter_lru_maxpages = 1000          
-bgwriter_lru_multiplier = 10.0          
-bgwriter_flush_after = 0          
-max_parallel_workers_per_gather = 0          
-synchronous_commit = off          
-full_page_writes = off          
-wal_buffers = 2047MB          
-wal_writer_delay = 10ms          
-wal_writer_flush_after = 0          
-checkpoint_timeout = 45min          
-max_wal_size = 96GB          
-min_wal_size = 32GB          
-checkpoint_completion_target = 0.9          
-checkpoint_flush_after = 2MB          
-max_wal_senders = 0          
-random_page_cost = 1.3          
-effective_cache_size = 32GB          
-log_destination = 'csvlog'          
-logging_collector = on          
-log_truncate_on_rotation = on          
-log_checkpoints = on          
-log_connections = on          
-log_disconnections = on          
-log_error_verbosity = verbose          
-log_timezone = 'PRC'          
-autovacuum = on          
-log_autovacuum_min_duration = 0          
-autovacuum_freeze_max_age = 1500000000          
-autovacuum_multixact_freeze_max_age = 1600000000          
-vacuum_freeze_table_age = 1400000000          
-vacuum_multixact_freeze_table_age = 1400000000          
-datestyle = 'iso, mdy'          
-timezone = 'PRC'          
-lc_messages = 'C'          
-lc_monetary = 'C'          
-lc_numeric = 'C'          
-lc_time = 'C'          
-default_text_search_config = 'pg_catalog.english'          
-autovacuum_work_mem = 2GB          
-autovacuum_max_workers = 12          
-autovacuum_naptime = 30s          
-autovacuum_vacuum_scale_factor = 0.2          
-autovacuum_analyze_scale_factor = 0.2          
-autovacuum_vacuum_cost_delay = 0                  
-autovacuum_vacuum_cost_limit = 0         
-zero_damaged_pages = on        
+# Do not edit this file manually!
+# It will be overwritten by the ALTER SYSTEM command.
+listen_addresses = '0.0.0.0'
+max_connections = 400
+unix_socket_directories = '.'
+shared_buffers = 32GB
+maintenance_work_mem = 2GB
+dynamic_shared_memory_type = posix
+vacuum_cost_delay = 0
+bgwriter_delay = 10ms
+bgwriter_lru_maxpages = 1000
+bgwriter_lru_multiplier = 10.0
+bgwriter_flush_after = 0  
+max_parallel_workers_per_gather = 0
+fsync=on
+synchronous_commit = off
+full_page_writes = off
+wal_buffers = 64MB
+wal_writer_delay = 10ms
+wal_writer_flush_after = 0  
+checkpoint_timeout = 5min
+max_wal_size = 64GB
+min_wal_size = 16GB
+checkpoint_completion_target = 0.1
+checkpoint_flush_after = 128kB  
+max_wal_senders = 0
+random_page_cost = 1.5
+effective_cache_size = 48GB
+log_destination = 'csvlog'
+logging_collector = on
+log_truncate_on_rotation = on
+log_checkpoints = on
+log_connections = on
+log_disconnections = on
+log_error_verbosity = verbose
+log_timezone = 'PRC'
+autovacuum = on
+log_autovacuum_min_duration = 0
+autovacuum_freeze_max_age = 1500000000
+autovacuum_multixact_freeze_max_age = 1600000000
+vacuum_freeze_table_age = 1400000000
+vacuum_multixact_freeze_table_age = 1400000000
+datestyle = 'iso, mdy'
+timezone = 'PRC'
+lc_messages = 'C'
+lc_monetary = 'C'
+lc_numeric = 'C'
+lc_time = 'C'
+default_text_search_config = 'pg_catalog.english'
+autovacuum_work_mem = 2GB
+autovacuum_max_workers = 12
+autovacuum_naptime = 20s
+autovacuum_vacuum_scale_factor = 0.2
+autovacuum_analyze_scale_factor = 0.2
+autovacuum_vacuum_cost_delay = 0
+autovacuum_vacuum_cost_limit = 0
+zero_damaged_pages = on  
 ```          
           
 ```