Mercurial > prosody-modules
annotate mod_log_events_by_memory/mod_log_events_by_memory.lua @ 5794:174c77da03f5
mod_server_info: New module to add custom service extension forms to disco
author | Matthew Wild <mwild1@gmail.com> |
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date | Tue, 12 Dec 2023 19:08:28 +0000 |
parents | 5fe34e5f9829 |
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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(); |
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2 |
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3 local treshold = module:get_option_number("log_memory_threshold", 20*1024); |
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4 |
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5 function event_wrapper(handlers, event_name, event_data) |
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6 local memory_before = collectgarbage("count")*1024; |
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7 local ret = handlers(event_name, event_data); |
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8 local memory_after = collectgarbage("count")*1024; |
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9 if (memory_after - memory_before) > treshold then |
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10 module:log("warn", "Memory increased by %g bytes while processing event '%s'", (memory_after - memory_before), event_name); |
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11 end |
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12 return ret; |
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13 end |
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14 |
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15 local http_events = require "net.http.server"._events; |
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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); |
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19 function module.add_host(module) |
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20 module:wrap_event(false, event_wrapper); |
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21 end |