diff --git a/mysql.md b/mysql.md
index 0f4f08e..a0f904a 100644
--- a/mysql.md
+++ b/mysql.md
@@ -479,6 +479,10 @@ xtrabackup version 8.4.0-2 based on MySQL server 8.4.0 Linux (x86_64) (revision
 https://docs.percona.com/percona-xtrabackup/8.4/set-up-replication.html
 
 
+https://jira.sapient.ru/browse/SA-3031
+https://wiki.sapient.ru/pages/viewpage.action?pageId=51511379
+https://jira.sapient.ru/browse/DEVOPS-1771
+
 
 ***