annotate mod_measure_process/README.markdown @ 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
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children
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025cf93acfe9 mod_measure_process: Provide metrics about the process itself
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1 ---
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2 labels:
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3 - Statistics
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4 summary: Measure process resource use metrics (cpu, memory, file descriptors)
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5 ---
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6
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7 Description
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8 ===========
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9
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10 This module exposes process resource use metrics similar to those exposed by
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11 default when using a Prometheus client library. Specifically, the following
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12 metrics are exposed:
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13
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14 - CPU use
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15 - Resident set and virtual memory size
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16 - Number of open file descriptors and their limit
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17
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18 This module uses the new OpenMetrics API and thus requires a recent version
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19 of Prosody trunk (0.12+).
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20
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21 Compatibility
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22 =============
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23
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24 ------- -------------
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25 trunk Works
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26 0.11 Does not work
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27 ------- -------------