Note that max_worker_processes requires restart.

Since this is a minor issue, no back-patch.

Julien Rouhaud

Author: robertmhaas

src/backend/utils/misc/postgresql.conf.sample

@@ -166,7 +166,7 @@
 # - Asynchronous Behavior -
 
 #effective_io_concurrency = 1		# 1-1000; 0 disables prefetching
-#max_worker_processes = 8
+#max_worker_processes = 8		# (change requires restart)
 #max_parallel_degree = 2		# max number of worker processes per node
 #old_snapshot_threshold = -1		# 1min-60d; -1 disables; 0 is immediate
 									# (change requires restart)