-define(COUNTER_TABLE, counters).
-define(GAUGE_TABLE, gauges).
-define(HISTOGRAM_TABLE, histograms).
-define(METER_TABLE, meters).
-define(HISTORY_TABLE, histories).

-define(DEFAULT_LIMIT, 5).
-define(DEFAULT_SIZE, 5000).
-define(DEFAULT_ALPHA, 1).
-define(DEFAULT_INTERVAL, 5000).
-define(DEFAULT_SAMPLE_TYPE, uniform).

-record(uniform, {
	  size = 5000,
	  n = 1,
	  reservoir = dict:new()
	 }).

-record(exdec, {
          start = 0,
          next = 0,
          alpha = 1,
          size = 5000,
          reservoir = []
         }).

-record(none, {
    size = 5000,
    reservoir = []
   }).

-define(SYSTEM_INFO, [
                   allocated_areas,
                   allocator,
                   alloc_util_allocators,
                   build_type,
                   c_compiler_used,
                   check_io,
                   compat_rel,
                   cpu_topology,
                   creation,
                   debug_compiled,
                   dist,
                   dist_ctrl,
                   driver_version,
                   elib_malloc,
                   dist_buf_busy_limit,
                   %fullsweep_after, % included in garbage_collection
                   garbage_collection,
                   global_heaps_size,
                   heap_sizes,
                   heap_type,
                   info,
                   kernel_poll,
                   loaded,
                   logical_processors,
                   logical_processors_available,
                   logical_processors_online,
                   machine,
                   %min_heap_size, % included in garbage_collection
                   %min_bin_vheap_size, % included in garbage_collection
                   modified_timing_level,
                   multi_scheduling,
                   multi_scheduling_blockers,
                   otp_release,
                   process_count,
                   process_limit,
                   scheduler_bind_type,
                   scheduler_bindings,
                   scheduler_id,
                   schedulers,
                   schedulers_online,
                   smp_support,
                   system_version,
                   system_architecture,
                   threads,
                   thread_pool_size,
                   trace_control_word,
                   update_cpu_info,
                   version,
                   wordsize
                  ]).

-define(STATISTICS, [
                     context_switches,
                     %exact_reductions, % use reductions instead
                     garbage_collection,
                     io,
                     reductions,
                     run_queue,
                     runtime,
                     wall_clock
                    ]).

-define(PROCESS_INFO, [
                       backtrace,
                       binary,
                       catchlevel,
                       current_function,
                       %dictionary,
                       error_handler,
                       garbage_collection,
                       group_leader,
                       heap_size,
                       initial_call,
                       links,
                       last_calls,
                       memory,
                       %message_binary,
                       message_queue_len,
                       messages,
                       min_heap_size,
                       min_bin_vheap_size,
                       monitored_by,
                       monitors,
                       priority,
                       reductions,
                       registered_name,
                       sequential_trace_token,
                       stack_size,
                       status,
                       suspending,
                       total_heap_size,
                       trace,
                       trap_exit
                      ]).

-define(SOCKET_OPTS, [
                      active,
                      broadcast,
                      delay_send,
                      dontroute,
                      exit_on_close,
                      header,
                      keepalive,
                      nodelay,
                      packet,
                      packet_size,
                      read_packets,
                      recbuf,
                      reuseaddr,
                      send_timeout,
                      send_timeout_close,
                      sndbuf,
                      priority,
                      tos
                     ]).