annotate mod_debug_traceback/README.markdown @ 4919:347e34c3c7e2

mod_rest: Improve error handling during format mapping Prevents e.g. a nil, error return going directly into e.g. json encoding, resulting in "null" being returned. Further handling improvements down the line is needed.
author Kim Alvefur <zash@zash.se>
date Thu, 07 Apr 2022 17:49:08 +0200
parents 5841d54cb6c6
children 0358fcf14cd6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
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1 ---
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2 labels:
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3 - 'Stage-Alpha'
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4 summary: Generate tracebacks on-demand
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5 ---
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7 # Introduction
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8
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9 This module writes out a traceback to a file when a chosen signal (by default
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10 `SIGUSR1`) is received. It can be useful to diagnose cases where Prosody is
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11 unresponsive.
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13 # Configuration
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15 `debug_traceback_filename`
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16 : The name of the file to write the traceback to. Some variables
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17 are supported, see [mod_log_ringbuffer] docs for more info. Defaults
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18 to `{paths.data}/traceback-{pid}-{count}.log`.
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20 `debug_traceback_signal`
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21 : The name of the signal to listen for. Defaults to `SIGUSR1`.
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23 # Compatibility
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25 Prosody 0.11 or later.