Don’t know if this is the same problem, but all of a sudden MaraDB isn’t working anymore.
mariadb.service - MariaDB 10.3.27 database server
Loaded: loaded (/lib/systemd/system/mariadb.service; disabled; vendor preset: enabled)
Active: inactive (dead)
Docs: man:mysqld(8)
https://mariadb.com/kb/en/library/systemd/
Mar 19 23:09:41 DietPi systemd[1]: mariadb.service: Service RestartSec=5s expired, scheduling restart.
Mar 19 23:09:41 DietPi systemd[1]: mariadb.service: Scheduled restart job, restart counter is at 44.
Mar 19 23:09:41 DietPi systemd[1]: Stopped MariaDB 10.3.27 database server.
Mar 19 23:09:41 DietPi systemd[1]: Starting MariaDB 10.3.27 database server...
Mar 19 23:09:42 DietPi mysqld[14479]: 2021-03-19 23:09:42 0 [Note] /usr/sbin/mysqld (mysqld 10.3.27-MariaDB-0+deb10u1) s
tarting as process 14479 ...
Mar 19 23:09:42 DietPi mysqld[14479]: 2021-03-19 23:09:42 0 [Warning] Could not increase number of max_open_files to mor
e than 16384 (request: 32186)
Mar 19 23:09:42 DietPi systemd[1]: mariadb.service: Main process exited, code=killed, status=6/A
BRT
Mar 19 23:09:42 DietPi systemd[1]: mariadb.service: Failed with result 'signal'.
Mar 19 23:09:42 DietPi systemd[1]: Failed to start MariaDB 10.3.27 database server.
Mar 19 23:09:43 DietPi systemd[1]: Stopped MariaDB 10.3.27 database server.
root@DietPi:~# systemctl start mariadb
Job for mariadb.service failed because a fatal signal was delivered to the control process.
See "systemctl status mariadb.service" and "journalctl -xe" for details.
root@DietPi:~# systemctl status mariadb.service
● mariadb.service - MariaDB 10.3.27 database server
Loaded: loaded (/lib/systemd/system/mariadb.service; disabled; vendor preset: enabled)
Active: activating (auto-restart) (Result: signal) since Fri 2021-03-19 23:10:15 CET; 4s ago
Docs: man:mysqld(8)
https://mariadb.com/kb/en/library/systemd/
Process: 14743 ExecStartPre=/usr/bin/install -m 755 -o mysql -g root -d /var/run/mysqld (code=exited, status=0/SUCCESS
)
Process: 14744 ExecStartPre=/bin/sh -c systemctl unset-environment _WSREP_START_POSITION (code=exited, status=0/SUCCES
S)
Process: 14746 ExecStartPre=/bin/sh -c [ ! -e /usr/bin/galera_recovery ] && VAR= || VAR=`cd /usr/bin/..; /usr/bin/ga
lera_recovery`; [ $? -eq 0 ] && systemctl set-environment _WSREP_START_POSITION=$VAR || exit 1 (code=exited, status=0/
SUCCESS)
Process: 14802 ExecStart=/usr/sbin/mysqld $MYSQLD_OPTS $_WSREP_NEW_CLUSTER $_WSREP_START_POSITION (code=killed
, signal=ABRT)
Main PID: 14802 (code=killed, signal=ABRT)