prosody-modules
8357cabc31f6
mod_measure_cpu/mod_measure_cpu.lua

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mod_measure_cpu/mod_measure_cpu.lua @ 3431:8357cabc31f6

mod_measure_cpu: Also report the raw clock value, whatever that is
author Kim Alvefur <zash@zash.se>
date Sat, 05 Jan 2019 18:44:50 +0100
parent 1677:2a4c632a24cb
child 3444:e0fb97f47212
comparison
equal deleted inserted replaced
3430:6e70d354b7d8 3431:8357cabc31f6
4 local mt = require"util.multitable"; 4 local mt = require"util.multitable";
5 local get_time = require "socket".gettime; 5 local get_time = require "socket".gettime;
6 local get_clock = os.clock; 6 local get_clock = os.clock;
7 7
8 local measure_cpu_now = measure("amount", "cpu.percent"); -- Current percentage 8 local measure_cpu_now = measure("amount", "cpu.percent"); -- Current percentage
9 local measure_cpu_now = measure("counter", "cpu.clock");
9 10
10 local last_cpu_wall, last_cpu_clock; 11 local last_cpu_wall, last_cpu_clock;
11 module:hook("stats-update", function () 12 module:hook("stats-update", function ()
12 local new_wall, new_clock = get_time(), get_clock(); 13 local new_wall, new_clock = get_time(), get_clock();
13 local pc = 0; 14 local pc = 0;
15 pc = 100/((new_wall-last_cpu_wall)/(new_clock-last_cpu_clock)); 16 pc = 100/((new_wall-last_cpu_wall)/(new_clock-last_cpu_clock));
16 end 17 end
17 last_cpu_wall, last_cpu_clock = new_wall, new_clock; 18 last_cpu_wall, last_cpu_clock = new_wall, new_clock;
18 19
19 measure_cpu_now(pc); 20 measure_cpu_now(pc);
21 measure_cpu_now(new_clock);
20 end); 22 end);
21 23
22 -- Some metadata for mod_munin 24 -- Some metadata for mod_munin
23 local munin_meta = mt.new(); munin_meta.data = module:shared"munin/meta"; 25 local munin_meta = mt.new(); munin_meta.data = module:shared"munin/meta";
24 local key = "global_cpu_amount"; 26 local key = "global_cpu_amount";