どうやら最初にmysql-serverパッケージをインストールしたのが敗因らしい。

mysql-serverパッケージ導入時に作成される/var/lib/mysql*を削除して、再度mariadb-serverパッケージを導入したら、一度導入途中でsshの接続がフリーズしたが、再接続したら起動成功していたぽい。

インスタンスは2GBメモリ版な。

それでもswapパーティション追加したほうがいいかもな。64bit Linuxだとメモリ使用量も32bit Linuxの倍になると見積もったほうがよさげ。

これで、PHPからアクセスできれば儲けもの。

2022-03-08 4:03:35 0 [Note] InnoDB: Using Linux native AIO
2022-03-08 4:03:35 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2022-03-08 4:03:35 0 [Note] InnoDB: Uses event mutexes
2022-03-08 4:03:35 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2022-03-08 4:03:35 0 [Note] InnoDB: Number of pools: 1
2022-03-08 4:03:35 0 [Note] InnoDB: Using SSE2 crc32 instructions
2022-03-08 4:03:35 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instance
s = 1, chunk size = 128M
2022-03-08 4:03:35 0 [Note] InnoDB: Completed initialization of buffer pool
2022-03-08 4:03:35 0 [Note] InnoDB: If the mysqld execution user is authorized, page clea
ner thread priority can be changed. See the man page of setpriority().
2022-03-08 4:03:35 0 [Note] InnoDB: 128 out of 128 rollback segments are active.
2022-03-08 4:03:35 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2022-03-08 4:03:35 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically wri
ting the file full; Please wait ...
2022-03-08 4:03:35 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2022-03-08 4:03:35 0 [Note] InnoDB: Waiting for purge to start
2022-03-08 4:03:35 0 [Note] InnoDB: 10.3.34 started; log sequence number 1625443; transac
tion id 20
2022-03-08 4:03:35 0 [Note] Plugin 'FEEDBACK' is disabled.
2022-03-08 4:03:35 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_
pool
2022-03-08 4:03:35 0 [Note] InnoDB: Buffer pool(s) load completed at 220308 4:03:35
2022-03-08 4:03:35 0 [Note] Server socket created on IP: '127.0.0.1'.
2022-03-08 4:03:35 0 [Note] Reading of all Master_info entries succeeded
2022-03-08 4:03:35 0 [Note] Added new Master_info '' to hash table
2022-03-08 4:03:35 0 [Note] /usr/sbin/mysqld: ready for connections.
Version: '10.3.34-MariaDB-0ubuntu0.20.04.1' socket: '/run/mysqld/mysqld.sock' port: 3306
Ubuntu 20.04