What exact Percona Server version do you use? This can be something like upstream http://bugs.mysql.com/bug.php?id=61291.
Please, upload also the entire MySQL error log with all the messages related to this situation.
What exact Percona Server version do you use? This can be something like upstream http:// bugs.mysql. com/bug. php?id= 61291.
Please, upload also the entire MySQL error log with all the messages related to this situation.