From 792b46b03c84bafa66e7059520d6f5d77df87d2e Mon Sep 17 00:00:00 2001
From: Jean-Marie Renouard <jmrenouard@gmail.com>
Date: Thu, 3 Oct 2019 22:06:51 +0200
Subject: [PATCH] About innodb_log_file_size changing recommendation #408

---
 mysqltuner.pl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/mysqltuner.pl b/mysqltuner.pl
index 2e7497e..2b46008 100755
--- a/mysqltuner.pl
+++ b/mysqltuner.pl
@@ -5645,6 +5645,11 @@ sub mysql_innodb {
               )
               . ") if possible, so InnoDB total log files size equals to 25% of buffer pool size."
         );
+        if (mysql_version_le(5 ,6 , 2)) {
+            push(
+            @adjvars,
+            "For MySQL 5.6.2 and lower, Max combined innodb_log_file_size should have a ceiling of (4096MB / log files in group) - 1MB.");
+        }
         push( @generalrec,
 "Before changing innodb_log_file_size and/or innodb_log_files_in_group read this: https://bit.ly/2TcGgtU"
         );