Memory related:
max_connections
shared_buffers
temp_buffers
max_prepared_transactions
work_mem
maintenance_work_mem
max_stack_depth
max_files_per_process
wal_buffers
In config file some in of this settings exists comment line like
"changes require restart". This is mean exactly restart or reload can do
this?
For these you really need a database restart as reload will not help.
--
Shoaib Mir
http://shoaibmir.wordpress.com/