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annotate mod_log_events_by_memory/mod_log_events_by_memory.lua @ 4300:3f3b672b7616

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mod_vcard_muc: Pass room object around instead of JID, hopefully fixing traceback More efficient to pass the object around instead of using the JID and looking up the object when needed. It seems in some (undetermined) cases get_room_from_jid(room.jid) is nil.
author Matthew Wild <mwild1@gmail.com>
date Tue, 15 Dec 2020 10:49:11 +0000
parents 5fe34e5f9829
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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1 module:set_global();
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
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2
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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3 local treshold = module:get_option_number("log_memory_threshold", 20*1024);
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
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4
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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5 function event_wrapper(handlers, event_name, event_data)
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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6 local memory_before = collectgarbage("count")*1024;
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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7 local ret = handlers(event_name, event_data);
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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8 local memory_after = collectgarbage("count")*1024;
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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9 if (memory_after - memory_before) > treshold then
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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10 module:log("warn", "Memory increased by %g bytes while processing event '%s'", (memory_after - memory_before), event_name);
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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11 end
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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12 return ret;
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13 end
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14
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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15 local http_events = require "net.http.server"._events;
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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16 module:wrap_object_event(http_events, false, event_wrapper);
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17
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18 module:wrap_event(false, event_wrapper);
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
Kim Alvefur <zash@zash.se>
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19 function module.add_host(module)
5fe34e5f9829 mod_log_events_by_memory: Log events where Lua memory usage increased
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20 module:wrap_event(false, event_wrapper);
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21 end