From 7d352741a0c7e54d158d8421532158df42868b9b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Petr=20=C5=A0pa=C4=8Dek?= Date: Thu, 10 Nov 2022 16:11:00 +0100 Subject: [PATCH] Document that update-policy external is synchronous --- doc/arm/reference.rst | 2 ++ 1 file changed, 2 insertions(+) diff --git a/doc/arm/reference.rst b/doc/arm/reference.rst index 712d284ed9..38396f03a5 100644 --- a/doc/arm/reference.rst +++ b/doc/arm/reference.rst @@ -7552,6 +7552,8 @@ the zone's filename, unless :any:`inline-signing` is enabled. The daemon replies with a four-byte value in network byte order, containing either 0 or 1; 0 indicates that the specified update is not permitted, and 1 indicates that it is. + .. warning:: The external daemon must not delay communication. This policy is evaluated synchronously; any wait period negatively affects :iscman:`named` performance. + .. _multiple_views: Multiple Views