doc: note optional BSD::Resource use

[public-inbox.git] / Documentation / public-inbox-config.pod

diff --git a/Documentation/public-inbox-config.pod b/Documentation/public-inbox-config.pod
index 4a97fe3b5f6c52194fc5f079c6e03633cd428864..904af8042e2a009fa455c168fbbde8f372c48c90 100644 (file)
--- a/Documentation/public-inbox-config.pod
+++ b/Documentation/public-inbox-config.pod
@@ -335,7 +335,7 @@ limiter with a low max value; while smaller inboxes can use
 the default limiter.
 
 C<RLIMIT_*> keys may be set to enforce resource limits for
-a particular limiter.
+a particular limiter (L<BSD::Resource(3pm)> is required).
 
 Default named-limiters are prefixed with "-".  Currently,
 the "-cgit" named limiter is reserved for instances spawning