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annotate mod_log_rate/README.markdown @ 4877:adc6241e5d16
mod_measure_process: Report the enforced limit
The soft limit is what the kernel actually enforces, while the hard
limit is is how far you can change the soft limit without privileges.
Unless the process dynamically adjusts the soft limit, knowing the hard
limit is not as useful as knowing the soft limit.
Reporting the soft limit and the number of in-use FDs allows placing
alerts on expressions like 'process_open_fds / process_max_fds >= 0.95'
author | Kim Alvefur <zash@zash.se> |
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date | Tue, 18 Jan 2022 18:55:20 +0100 |
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1 --- |
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2 summary: Collect statistics on rate of log messages |
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3 ... |
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5 Introduction |
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6 ============ |
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8 If you ever wanted to collect statistics on the number of log messages, |
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9 this is the module for you! |
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11 Setup |
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12 ===== |
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14 After [installing the module](https://prosody.im/doc/installing_modules) |
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15 and adding it to modules\_enabled as most other modules, you also need |
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16 to add it to your logging config: |
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18 ``` {.lua} |
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19 log = { |
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20 -- your other log sinks |
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21 info = "/var/log/prosody/prosody.log" |
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22 -- add this: |
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23 { to = "measure" }; |
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24 } |
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25 ``` |
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27 Then log messages will be counted by |
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28 [statsmanager](https://prosody.im/doc/developers/core/statsmanager). |
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29 |
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30 Compatibility |
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31 ============= |
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33 Reqires Prosody 0.10 or above. |