Аномалия в логах: DB: SELECT * FROM Teacher_GetInfo(:id)

DB: SELECT * FROM Teacher_GetInfo(:id) in /http/grade/site/application/classes/Model/Teacher.php:35

сообщение повторяется ~1700 раз 15.05.19 13:28:46 и около

	beats
2019-05-15 14:28:46 --- INFO: 0.0018 | DB: SELECT * FROM Teacher_GetInfo(:id) in /http/grade/site/application/classes/Model/Teacher.php:35
2019-05-15 13:28:46.969	beats
2019-05-15 14:28:46 --- INFO: 0.0017 | DB: SELECT * FROM Teacher_GetInfo(:id) in /http/grade/site/application/classes/Model/Teacher.php:35
2019-05-15 13:28:46.969	beats
2019-05-15 14:28:46 --- INFO: 0.0016 | DB: SELECT * FROM Teacher_GetInfo(:id) in /http/grade/site/application/classes/Model/Teacher.php:35
2019-05-15 13:28:46.969	beats
2019-05-15 14:28:46 --- INFO: 0.0017 | DB: SELECT * FROM Teacher_GetInfo(:id) in /http/grade/site/application/classes/Model/Teacher.php:35
2019-05-15 13:28:46.969	beats
2019-05-15 14:28:46 --- INFO: 0.0017 | DB: SELECT * FROM Teacher_GetInfo(:id) in /http/grade/site/application/classes/Model/Teacher.php:35
2019-05-15 13:28:46.969	beats
2019-05-15 14:28:46 --- INFO: 0.0016 | DB: SELECT * FROM Teacher_GetInfo(:id) in /http/grade/site/application/classes/Model/Teacher.php:35
2019-05-15 13:28:46.969	beats

в admin интерфейсе graylog см. по времени 13:28

если эти сообщения действительно верны, то была аномально высокая загрузка базы в это время: