質問: 128.0M 181117 4:56:29 InnoDB: Completed initialization of buffer pool 181117 4:56:29 InnoDB: highest supported file format is Barracuda. 181117 4:56:29 InnoDB: Waiting for the background threads to start 181117 4:56:30 InnoDB: 5.5.61 started; log sequence number 1595675 181117 4:56:30 [Note] Server hostname (bind-address): '0.0.0.0'; port: 3306 181117 4:56:30 [Note] - '0.0.0.0' resolves to '0.0.0.0'; 181117 4:56:30 [Note] Server socket created on IP: '0.0.0.0'. 181117 4:56:30 [ERROR] Can't start server: can't check PID filepath: No such file or directory 解決策をご存知の方がいらっしゃいましたらご教示いただけますと幸いです。
回答: /etc/my.cnfの最終行 pid-file = /var/run/mysqld/mysqld.pid ここが pid-file = /var/run/mysql:d/mysqld.pid になっていたのが原因でした。