X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=doc%2Fdoc-docbook%2Fspec.xfpt;h=17bdcc943a6b3a2bc3a668a5a5fc8971a7a2efe4;hb=20be27b23eeb08cc51ed3ce16c1627d882cb2b27;hp=5f1c25f41f0f12635e1f692aa59bb3dd95d059e2;hpb=5428a9463ae1080029a84a1b33e4a8a6915c5f28;p=exim.git

diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index 5f1c25f41..17bdcc943 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -13652,6 +13652,9 @@ a very large time at the end of the list. For example:
 .code
 delay_warning = 2h:12h:99d
 .endd
+Note that the option is only evaluated at the time a delivery attempt fails,
+which depends on retry and queue-runner configuration.
+Typically retries will be configured more frequently than warning messages.
 
 .option delay_warning_condition main string&!! "see below"
 .vindex "&$domain$&"