Why does MariaDB 10.1 complain about the presence of blob data?

Question

MySQL

Why does MariaDB 10.1 complain about the presence of blob data and won't start?

апр 28 23:03:17 madmonday systemd[1]: Starting MariaDB database server...
-- Subject: Начинается запуск юнита mariadb.service
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Начат процесс запуска юнита mariadb.service.
апр 28 23:03:18 madmonday sshd[1456]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.194.47.236  user=root
апр 28 23:03:18 madmonday mysqld[1583]: 2018-04-28 23:03:18 139792822291584 [Note] /usr/sbin/mysqld (mysqld 10.1.29-MariaDB-6) starting as process 1583 ...
апр 28 23:03:18 madmonday mysqld[1583]: [143B blob data]
апр 28 23:03:18 madmonday mysqld[1583]: 2018-04-28 23:03:18 139792822291584 [ERROR] Aborting
апр 28 23:03:18 madmonday systemd[1]: mariadb.service: Main process exited, code=exited, status=1/FAILURE
апр 28 23:03:18 madmonday systemd[1]: mariadb.service: Failed with result 'exit-code'.
апр 28 23:03:18 madmonday systemd[1]: Failed to start MariaDB database server.
-- Subject: Ошибка юнита mariadb.service
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Произошел сбой юнита mariadb.service.

Answer 1

It turned out that everything is very simple!
You just need to completely uninstall MariaDB 10.1 and install MariaDB 10.3 instead.