From b15b78c60d4de19f47fd865f786b276c46e7ebf4 Mon Sep 17 00:00:00 2001
From: Fabian Schwahn <fabian.schwahn@gmail.com>
Date: Mon, 6 Dec 2021 11:18:55 +0100
Subject: [PATCH] Add SIGINFO to documentation (#2762)

The feature was added in https://github.com/puma/puma/pull/1320 but was missing from documentation.
---
 docs/signals.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/signals.md b/docs/signals.md
index cbe74fc3fa..48e288cb8d 100644
--- a/docs/signals.md
+++ b/docs/signals.md
@@ -42,6 +42,7 @@ Puma cluster responds to these signals:
 - `INT ` equivalent of sending Ctrl-C to cluster. Puma will attempt to finish then exit.
 - `CHLD`
 - `URG ` refork workers in phases from worker 0 if `fork_workers` option is enabled.
+- `INFO` print backtraces of all puma threads
 
 ## Callbacks order in case of different signals