Resource Usage

파라미터	설명
`autovacuum_work_mem`
`backend_flush_after`
`bgwriter_delay`
`bgwriter_flush_after`
`bgwriter_lru_maxpages`
`bgwriter_lru_multiplier`
`commit_timestamp_buffers`
`dynamic_shared_memory_type`
`effective_io_concurrency`
`file_copy_method`
`file_extend_method`
`hash_mem_multiplier`
`huge_page_size`
`huge_pages`
`io_combine_limit`
`io_max_combine_limit`
`io_max_concurrency`
`io_max_workers`	asynchronous I/O를 처리하는 I/O worker process의 최대 수를 정한다.
`io_method`
`io_min_workers`	asynchronous I/O를 처리하는 I/O worker process pool의 최소 크기를 정한다.
`io_worker_idle_timeout`	완전히 idle 상태인 I/O worker process가 종료되기까지의 시간을 정한다.
`io_worker_launch_interval`	새 I/O worker process를 추가로 띄우기 전 확보해야 하는 최소 간격을 정한다.
`io_workers`
`logical_decoding_work_mem`
`maintenance_io_concurrency`
`maintenance_work_mem`
`max_files_per_process`
`max_notify_queue_pages`
`max_parallel_maintenance_workers`
`max_parallel_workers`
`max_parallel_workers_per_gather`
`max_prepared_transactions`
`max_stack_depth`
`max_worker_processes`
`min_dynamic_shared_memory`
`multixact_member_buffers`
`multixact_offset_buffers`
`notify_buffers`
`old_snapshot_threshold`
`parallel_leader_participation`
`serializable_buffers`
`shared_buffers`
`shared_memory_type`
`subtransaction_buffers`
`temp_buffers`
`temp_file_limit`
`timing_clock_source`	시간 측정에 OS system clock을 쓸지 CPU 전용 명령을 쓸지 선택한다.
`transaction_buffers`
`vacuum_buffer_usage_limit`
`vacuum_cost_delay`
`vacuum_cost_limit`
`vacuum_cost_page_dirty`
`vacuum_cost_page_hit`
`vacuum_cost_page_miss`
`work_mem`