diff --git a/man5/proc.5 b/man5/proc.5
index 5727b95ec..5f3c5c9ed 100644
--- a/man5/proc.5
+++ b/man5/proc.5
@@ -2238,7 +2238,8 @@ which can be used by a process to set the per-process limit,
 .BR RLIMIT_NOFILE ,
 on the number of files it may open.)
 If you get lots
-of error messages about running out of file handles,
+of error messages in the kernel log about running out of file handles
+(look for "VFS: file-max limit <number> reached"),
 try increasing this value:
 .br