Mercurial > prosody-modules

annotate mod_measure_memory/mod_measure_memory.lua @ 2438:a528627e45ab

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_auth_any: Remove provider constructor, it's only called once anyways
author Kim Alvefur <zash@zash.se>
date Sun, 08 Jan 2017 11:27:01 +0100
parents a01a3fb96302
children 07d6077d2db7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1623
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 module:set_global();
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 local measure = require"core.statsmanager".measure;
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4 local have_pposix, pposix = pcall(require, "util.pposix");
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 local measures = {};
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7 setmetatable(measures, {
1655
4d38b8c03dfe mod_measure_memory: Silence warnings [luacheck]
Kim Alvefur <zash@zash.se>
parents: 1623
diff changeset
8 __index = function (t, k)
4d38b8c03dfe mod_measure_memory: Silence warnings [luacheck]
Kim Alvefur <zash@zash.se>
parents: 1623
diff changeset
9 local m = measure("sizes", "memory."..k); t[k] = m; return m;
1623
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 end
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 });
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 module:hook("stats-update", function ()
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 measures.lua(collectgarbage("count")*1024);
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 end);
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 if have_pposix and pposix.meminfo then
2436
a01a3fb96302 mod_measure_memory: Module is global, no need for a global hook
Kim Alvefur <zash@zash.se>
parents: 1655
diff changeset
18 module:hook("stats-update", function ()
1623
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 local m = measures;
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 for k, v in pairs(pposix.meminfo()) do
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 m[k](v);
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22 end
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 end);
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 end
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25
1655
4d38b8c03dfe mod_measure_memory: Silence warnings [luacheck]
Kim Alvefur <zash@zash.se>
parents: 1623
diff changeset
26 if require"lfs".attributes("/proc/self/statm", "mode") == "file" then
1623
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 local pagesize = module:get_option_number("memory_pagesize", 4096); -- getconf PAGESIZE
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 module:hook("stats-update", function ()
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 local statm, err = io.open("/proc/self/statm");
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 if not statm then
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 module:log("error", tostring(err));
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 return;
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 end
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 -- virtual memory (caches, opened librarys, everything)
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 measures.total(statm:read("*n") * pagesize);
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 -- resident set size (actually used memory)
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 measures.rss(statm:read("*n") * pagesize);
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 statm:close();
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 end);
2c39af0fb93b mod_measure_memory: Module for polling memory useage from Lua, meminfo() and /proc depending on availability
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 end