improve postgres DB conf

diff --git a/env/postgresql.conf b/env/postgresql.conf
index 726185475e4ef945c5a65d93fd3d7990a544af52..c04f6bb20a5d30f7d03786f8d123c228389e49bc 100644 (file)
--- a/env/postgresql.conf
+++ b/env/postgresql.conf
@@ -61,7 +61,7 @@ listen_addresses = '*'
                                        # defaults to 'localhost'; use '*' for all
                                        # (change requires restart)
 #port = 5432                           # (change requires restart)
-max_connections = 100                  # (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)
@@ -118,7 +118,7 @@ max_connections = 100                       # (change requires restart)
 
 # - Memory -
 
-shared_buffers = 8GB                   # min 128kB
+shared_buffers = 25GB                  # min 128kB
                                        # (change requires restart)
 #huge_pages = try                      # on, off, or try
                                        # (change requires restart)
@@ -127,7 +127,7 @@ shared_buffers = 8GB                        # min 128kB
                                        # (change requires restart)
 # Caution: it is not advisable to set max_prepared_transactions nonzero unless
 # you actively intend to use prepared transactions.
-work_mem = 20971kB                             # min 64kB
+work_mem = 3276kB                              # min 64kB
 #hash_mem_multiplier = 1.0             # 1-1000.0 multiplier on hash table work_mem
 maintenance_work_mem = 2GB             # min 1MB
 #autovacuum_work_mem = -1              # min 1MB, or -1 to use maintenance_work_mem
@@ -174,13 +174,13 @@ dynamic_shared_memory_type = posix        # the default is the first option
 
 # - Asynchronous Behavior -
 
-effective_io_concurrency = 512         # 1-1000; 0 disables prefetching
+effective_io_concurrency = 200         # 1-1000; 0 disables prefetching
 #maintenance_io_concurrency = 10       # 1-1000; 0 disables prefetching
-max_worker_processes = 32              # (change requires restart)
+max_worker_processes = 30              # (change requires restart)
 max_parallel_maintenance_workers = 4   # taken from max_parallel_workers
 max_parallel_workers_per_gather = 4    # taken from max_parallel_workers
 #parallel_leader_participation = on
-max_parallel_workers = 32              # maximum number of max_worker_processes that
+max_parallel_workers = 30              # maximum number of max_worker_processes that
                                        # can be used in parallel operations
 #old_snapshot_threshold = -1           # 1min-60d; -1 disables; 0 is immediate
                                        # (change requires restart)
@@ -390,7 +390,7 @@ random_page_cost = 1.1                      # same scale as above
 
 #min_parallel_table_scan_size = 8MB
 #min_parallel_index_scan_size = 512kB
-effective_cache_size = 24GB
+effective_cache_size = 75GB
 
 # - Genetic Query Optimizer -