annotate mod_log_rate/mod_log_rate.lua @ 4578:d95fcde6e39d

mod_measure_lua: add openmetrics-spirited way to collect lua memory use In the spirit of separate collectors found in other Prometheus packages, this is a separate module to collect metrics related to the lua stack itself.
author Jonas Schäfer <jonas@wielicki.name>
date Sat, 29 May 2021 12:12:17 +0200
parents f388747c53c7
children
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e6c7fe1be6cd mod_log_rate: Log sink that reports the rate of log messages to statsmanager
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1 module:set_global();
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2
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3 local function sink_maker(config)
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4 local levels = {
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5 debug = module:measure("log.debug", "rate");
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6 info = module:measure("log.info", "rate");
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7 warn = module:measure("log.warn", "rate");
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8 error = module:measure("log.error", "rate");
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9 };
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10 return function (_, level)
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11 return levels[level]();
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12 end
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13 end
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14
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15 require"core.loggingmanager".register_sink_type("measure", sink_maker);