prosody-modules
07d6077d2db7
mod_measure_memory/mod_measure_memory.lua

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mod_measure_memory/mod_measure_memory.lua @ 2708:07d6077d2db7

mod_measure_memory: Split out mallinfo measuring into a separate module, mod_measure_malloc
author Kim Alvefur <zash@zash.se>
date Thu, 27 Apr 2017 19:52:42 +0200
parent 2436:a01a3fb96302
child 3365:a5a5f85d7ca1
comparison
equal deleted inserted replaced
2707:dea35dfd5808 2708:07d6077d2db7
1 module:set_global(); 1 module:set_global();
2 2
3 local measure = require"core.statsmanager".measure; 3 local measure = require"core.statsmanager".measure;
4 local have_pposix, pposix = pcall(require, "util.pposix");
5 4
6 local measures = {}; 5 local measures = {};
7 setmetatable(measures, { 6 setmetatable(measures, {
8 __index = function (t, k) 7 __index = function (t, k)
9 local m = measure("sizes", "memory."..k); t[k] = m; return m; 8 local m = measure("sizes", "memory."..k); t[k] = m; return m;
11 }); 10 });
12 11
13 module:hook("stats-update", function () 12 module:hook("stats-update", function ()
14 measures.lua(collectgarbage("count")*1024); 13 measures.lua(collectgarbage("count")*1024);
15 end); 14 end);
16
17 if have_pposix and pposix.meminfo then
18 module:hook("stats-update", function ()
19 local m = measures;
20 for k, v in pairs(pposix.meminfo()) do
21 m[k](v);
22 end
23 end);
24 end
25 15
26 if require"lfs".attributes("/proc/self/statm", "mode") == "file" then 16 if require"lfs".attributes("/proc/self/statm", "mode") == "file" then
27 local pagesize = module:get_option_number("memory_pagesize", 4096); -- getconf PAGESIZE 17 local pagesize = module:get_option_number("memory_pagesize", 4096); -- getconf PAGESIZE
28 18
29 module:hook("stats-update", function () 19 module:hook("stats-update", function ()