Mercurial > prosody-modules
view mod_measure_malloc/mod_measure_malloc.lua @ 4976:75b6e5df65f9
various: Improve error reporting if missing file server module on 0.12
If there is some error loading net.http.files then it would be swallowed
by the pcall and then it would proceed to trying mod_http_files, which
might cause unexpected behavior on 0.12
Ref #1765
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Mon, 18 Jul 2022 22:47:54 +0200 |
parents | b9af1ccac98b |
children |
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module:set_global(); local metric = require"core.statsmanager".metric; local pposix = require"util.pposix"; local allocated = metric( "gauge", "malloc_heap_allocated", "bytes", "Allocated bytes by mode of allocation", {"mode"} ); local used = metric( "gauge", "malloc_heap_used", "bytes", "Used bytes" ):with_labels(); local unused = metric( "gauge", "malloc_heap_unused", "bytes", "Unused bytes" ):with_labels(); local returnable = metric( "gauge", "malloc_heap_returnable", "bytes", "Returnable bytes" ):with_labels(); module:hook("stats-update", function () local meminfo = pposix.meminfo(); if meminfo.allocated then allocated:with_labels("sbrk"):set(meminfo.allocated); end if meminfo.allocated_mmap then allocated:with_labels("mmap"):set(meminfo.allocated_mmap); end if meminfo.used then used:set(meminfo.used); end if meminfo.unused then unused:set(meminfo.unused); end if meminfo.returnable then returnable:set(meminfo.returnable); end end);