annotate mod_debug_traceback/README.markdown @ 4542:fb4a50bf60f1

mod_prometheus: Invoke stats collection if in 'manual' mode Since 10d13e0554f9 a special value for statistics_interval "manual" exists, where a module is expected to invoke processing in connection to collection of stats. This makes internal collection and exporting to Prometheus happens at the same time with no chance of timers getting out of sync.
author Kim Alvefur <zash@zash.se>
date Tue, 13 Apr 2021 23:53:53 +0200
parents 5841d54cb6c6
children 0358fcf14cd6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4214
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 ---
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2 labels:
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 - 'Stage-Alpha'
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 summary: Generate tracebacks on-demand
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 ---
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7 # Introduction
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 This module writes out a traceback to a file when a chosen signal (by default
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 `SIGUSR1`) is received. It can be useful to diagnose cases where Prosody is
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 unresponsive.
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 # Configuration
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 `debug_traceback_filename`
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 : The name of the file to write the traceback to. Some variables
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17 are supported, see [mod_log_ringbuffer] docs for more info. Defaults
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 to `{paths.data}/traceback-{pid}-{count}.log`.
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 `debug_traceback_signal`
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 : The name of the signal to listen for. Defaults to `SIGUSR1`.
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 # Compatibility
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24
5841d54cb6c6 mod_debug_traceback: Descendent of mod_traceback with some additional features
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 Prosody 0.11 or later.