在我改变了docker的数据目录(即/etc/docker/daemon.json)后，我得到以下错误，而我试图运行mysql image
2022-07-13T10:31:27.580551Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.29) initializing of server in progress as process 43
2022-07-13T10:31:27.584905Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2022-07-13T10:31:27.588941Z 1 [ERROR] [MY-012576] [InnoDB] Unable to create temporary file inside "/tmp"; errno: 13
2022-07-13T10:31:27.588965Z 1 [ERROR] [MY-012929] [InnoDB] InnoDB Database creation was aborted with error Generic error. You may need to delete the ibdata1 file before trying to start up again.
2022-07-13T10:31:27.589074Z 0 [ERROR] [MY-010020] [Server] Data Dictionary initialization failed.
2022-07-13T10:31:27.589091Z 0 [ERROR] [MY-013236] [Server] The designated data directory /var/lib/mysql/ is unusable. You can remove all files that the server added to it.
2022-07-13T10:31:27.589141Z 0 [ERROR] [MY-010119] [Server] Aborting
2022-07-13T10:31:27.589437Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.29) MySQL Community Server - GPL.
<real"问题在这行前面显示:>
2022-07-13T10:31:27.588941Z 1 [ERROR] [MY-012576] [InnoDB] Unable to create temporary file inside "/tmp"; errno: 13
MySQL似乎有问题写你的/tmp目录。请检查目录和/或docker配置的权限。
这是固定的可以删除后提到数据目录(/var/lib/mysql)和再试一次。但请注意，如果目录中有任何现有的数据库;-)