Проблема с запуском mariadb (mysqld 10.1.37-MariaDB-0+deb9u1) поверх systemd в Debian Stretch после последнего обновления. Linux 4.9.0-8-amd64 #1 SMP Debian 4.9.130-2 (2018-10-27) x86_64 GNU/Linux : # tail -n 10 /var/log/syslog

Jan 10 10:40:45 fsrv mysqld[24116]: 2019-01-10 10:40:45 140402857677248 [Warning] Can't create test file /home/mysql/fsrv.lower-test Jan 10 10:40:45 fsrv mysqld[24116]: #007/usr/sbin/mysqld: Can't change dir to '/home/mysql/' (Errcode: 13 "Permission denied") Jan 10 10:40:45 fsrv mysqld[24116]: 2019-01-10 10:40:45 140402857677248 [ERROR] Aborting Jan 10 10:40:45 fsrv systemd[1]: mariadb.service: Main process exited, code=exited, status=1/FAILURE Jan 10 10:40:45 fsrv systemd[1]: Failed to start MariaDB 10.1.37 database server. Jan 10 10:40:45 fsrv systemd[1]: mariadb.service: Unit entered failed state. Jan 10 10:40:45 fsrv systemd[1]: mariadb.service: Failed with result 'exit-code'.

После этого я проверяю разрешение на рабочем каталоге mysqld # ls -lh /home/mysql

total 227M drwxr-xr-x 2 mysql mysql 4.0K Feb 19 2016 access -rwxr-xr-x 1 mysql mysql 16K Jan 10 10:39 aria_log.00000001 -rwxr-xr-x 1 mysql mysql 52 Jan 10 10:39 aria_log_control drwxr-xr-x 2 mysql mysql 4.0K Mar 3 2016 auto -rwxr-xr-x 1 mysql mysql 0 Feb 18 2016 debian-5.5.flag drwxr-xr-x 2 mysql mysql 4.0K Nov 28 2017 glove drwxr-xr-x 2 mysql mysql 4.0K Aug 3 15:49 Guard -rwxr-xr-x 1 mysql mysql 130M Jan 10 10:40 ibdata1 -rwxr-xr-x 1 mysql mysql 48M Jan 10 10:40 ib_logfile0 -rwxr-xr-x 1 mysql mysql 48M Feb 15 2018 ib_logfile1 -rwxr-xr-x 1 mysql mysql 0 Feb 15 2018 multi-master.info drwxr-xr-x 2 mysql mysql 4.0K Jan 9 15:17 mysql -rwxr-xr-x 1 mysql mysql 6 Dec 15 2017 mysql_upgrade_info drwxr-xr-x 2 mysql mysql 4.0K Feb 15 2018 old_guard drwxr-xr-x 2 mysql mysql 4.0K Jan 9 15:17 performance_schema drwxr-xr-x 2 mysql mysql 4.0K Feb 15 2018 phpmyadmin -rwxr-xr-x 1 mysql mysql 24K Jan 10 10:40 tc.log drwxr-xr-x 2 mysql mysql 4.0K Nov 19 14:47 TempGuard drwxr-xr-x 2 mysql mysql 4.0K Feb 14 2018 test

У пользователя mysql есть разрешение на запись, но он не может запуститься.

Из консоли запускается mysqld: /usr/sbin/mysqld 2019-01-10 11:04:52 140460271694272 [Note] Using unique option prefix 'key_buffer' is error-prone and can break in the future. Please use the full name 'key_buffer_size' instead. 2019-01-10 11:04:52 140460271694272 [Note] /usr/sbin/mysqld (mysqld 10.1.37-MariaDB-0+deb9u1) starting as process 25616 ...

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