| 1 | -module(beam_stats_processes). |
| 2 | |
| 3 | -include("include/beam_stats_process.hrl"). |
| 4 | -include("include/beam_stats_processes.hrl"). |
| 5 | |
| 6 | -export_type( |
| 7 | [ t/0 |
| 8 | ]). |
| 9 | |
| 10 | -export( |
| 11 | [ collect/0 |
| 12 | , collect_and_print/0 |
| 13 | , print/1 |
| 14 | ]). |
| 15 | |
| 16 | -define(T, #?MODULE). |
| 17 | |
| 18 | -type t() :: |
| 19 | ?T{}. |
| 20 | |
| 21 | -spec collect() -> |
| 22 | t(). |
| 23 | collect() -> |
| 24 | Pids = beam_stats_source:erlang_processes(), |
| 25 | Ps = [beam_stats_process:of_pid(P) || P <- Pids], |
| 26 | ?T |
| 27 | { individual_stats |
| 28 | = Ps |
| 29 | , count_all |
| 30 | = length(Ps) |
| 31 | , count_exiting |
| 32 | = length([P || P <- Ps, P#beam_stats_process.status =:= exiting]) |
| 33 | , count_garbage_collecting |
| 34 | = length([P || P <- Ps, P#beam_stats_process.status =:= garbage_collecting]) |
| 35 | , count_registered |
| 36 | = length(beam_stats_source:erlang_registered()) |
| 37 | , count_runnable |
| 38 | = length([P || P <- Ps, P#beam_stats_process.status =:= runnable]) |
| 39 | , count_running |
| 40 | = length([P || P <- Ps, P#beam_stats_process.status =:= running]) |
| 41 | , count_suspended |
| 42 | = length([P || P <- Ps, P#beam_stats_process.status =:= suspended]) |
| 43 | , count_waiting |
| 44 | = length([P || P <- Ps, P#beam_stats_process.status =:= waiting]) |
| 45 | }. |
| 46 | |
| 47 | collect_and_print() -> |
| 48 | print(collect()). |
| 49 | |
| 50 | -spec print(t()) -> |
| 51 | ok. |
| 52 | print( |
| 53 | ?T |
| 54 | { individual_stats = PerProcessStats |
| 55 | , count_all = CountAll |
| 56 | , count_exiting = CountExiting |
| 57 | , count_garbage_collecting = CountGarbageCollecting |
| 58 | , count_registered = CountRegistered |
| 59 | , count_runnable = CountRunnable |
| 60 | , count_running = CountRunning |
| 61 | , count_suspended = CountSuspended |
| 62 | , count_waiting = CountWaiting |
| 63 | } |
| 64 | ) -> |
| 65 | PerProcessStatsSorted = lists:sort( |
| 66 | fun (#beam_stats_process{memory=A}, #beam_stats_process{memory=B}) -> |
| 67 | % From lowest to highest: |
| 68 | A < B |
| 69 | end, |
| 70 | PerProcessStats |
| 71 | ), |
| 72 | lists:foreach(fun beam_stats_process:print/1, PerProcessStatsSorted), |
| 73 | io:format("==================================================~n"), |
| 74 | io:format( |
| 75 | "CountAll : ~b~n" |
| 76 | "CountExiting : ~b~n" |
| 77 | "CountGarbageCollecting : ~b~n" |
| 78 | "CountRegistered : ~b~n" |
| 79 | "CountRunnable : ~b~n" |
| 80 | "CountRunning : ~b~n" |
| 81 | "CountSuspended : ~b~n" |
| 82 | "CountWaiting : ~b~n" |
| 83 | "~n", |
| 84 | [ CountAll |
| 85 | , CountExiting |
| 86 | , CountGarbageCollecting |
| 87 | , CountRegistered |
| 88 | , CountRunnable |
| 89 | , CountRunning |
| 90 | , CountSuspended |
| 91 | , CountWaiting |
| 92 | ] |
| 93 | ). |