MISCONF Redis is configured to save RDB snapshots, but it is currently not able to persist on disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails
Failed opening the RDB file root (in server root dir /etc/crontabs) for saving: Permission denied
Volumeマウントが/etc/crontabだったので以下のように変更
- ./data/redis:/data - ./data/crontabs:/etc/crontabs
Unsupported redo log format (0). The redo log was created before MySQL 5.7.9
MariaDBとMySQLに互換性はないので、MariaDBを完全削除して実施すべき。その上で/var/lib/mysqlを削除