源码编译安装之后，启动数据库失败，日志如下，哪位老大帮忙看一下130103 21:09:23 mysqld_safe Starting mysqld daemon with databases from /usr/local/mysql/data
InnoDB: The InnoDB memory heap is disabled
InnoDB: Mutexes and rw_locks use InnoDB's own implementation
InnoDB: Compressed tables use zlib 1.2.3
130103 21:09:24 InnoDB: Initializing buffer pool, size = 16.0M
130103 21:09:24 InnoDB: Completed initialization of buffer pool
InnoDB: Error: auto-extending data file /usr/local/mysql/data/ibdata1 is of a different size
InnoDB: 0 pages (rounded down to MB) than specified in the .cnf file:
InnoDB: initial 640 pages, max 0 (relevant if non-zero) pages!
InnoDB: Could not open or create data files.
InnoDB: If you tried to add new data files, and it failed here,
InnoDB: you should now edit innodb_data_file_path in my.cnf back
InnoDB: to what it was, and remove the new ibdata files InnoDB created
InnoDB: in this failed attempt. InnoDB only wrote those files full of
InnoDB: zeros, but did not yet use them in any way. But be careful: do not
InnoDB: remove old data files which contain your precious data!
130103 21:09:24 [ERROR] Plugin 'InnoDB' init function returned error.
130103 21:09:24 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
130103 21:09:24 [ERROR] Unknown/unsupported storage engine: InnoDB
130103 21:09:24 [ERROR] Aborting
InnoDB: The InnoDB memory heap is disabled
InnoDB: Mutexes and rw_locks use InnoDB's own implementation
InnoDB: Compressed tables use zlib 1.2.3
130103 21:09:24 InnoDB: Initializing buffer pool, size = 16.0M
130103 21:09:24 InnoDB: Completed initialization of buffer pool
InnoDB: Error: auto-extending data file /usr/local/mysql/data/ibdata1 is of a different size
InnoDB: 0 pages (rounded down to MB) than specified in the .cnf file:
InnoDB: initial 640 pages, max 0 (relevant if non-zero) pages!
InnoDB: Could not open or create data files.
InnoDB: If you tried to add new data files, and it failed here,
InnoDB: you should now edit innodb_data_file_path in my.cnf back
InnoDB: to what it was, and remove the new ibdata files InnoDB created
InnoDB: in this failed attempt. InnoDB only wrote those files full of
InnoDB: zeros, but did not yet use them in any way. But be careful: do not
InnoDB: remove old data files which contain your precious data!
130103 21:09:24 [ERROR] Plugin 'InnoDB' init function returned error.
130103 21:09:24 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
130103 21:09:24 [ERROR] Unknown/unsupported storage engine: InnoDB
130103 21:09:24 [ERROR] Aborting
删除这个文件之后，启动错误提示是这样的130104 09:46:44 mysqld_safe Starting mysqld daemon with databases from /usr/local/mysql/data
InnoDB: The InnoDB memory heap is disabled
InnoDB: Mutexes and rw_locks use InnoDB's own implementation
InnoDB: Compressed tables use zlib 1.2.3
130104 9:46:44 InnoDB: Initializing buffer pool, size = 16.0M
130104 9:46:44 InnoDB: Completed initialization of buffer pool
InnoDB: The first specified data file /usr/local/mysql/data/ibdata1 did not exist:
InnoDB: a new database to be created!
130104 9:46:44 InnoDB: Setting file /usr/local/mysql/data/ibdata1 size to 10 MB
InnoDB: Database physically writes the file full: wait...
130104 9:46:44 InnoDB: Error: Write to file /usr/local/mysql/data/ibdata1 failed at offset 0 0.
InnoDB: 1048576 bytes should have been written, only -1 were written.
InnoDB: Operating system error number 28.
InnoDB: Check that your OS and file system support files of this size.
InnoDB: Check also that the disk is not full or a disk quota exceeded.
InnoDB: Error number 28 means 'No space left on device'.
InnoDB: So130104 09:46:44 mysqld_safe mysqld from pid file /usr/local/mysql/data/localhost.localdomain.pid ended
路径配置的没有问题啊innodb_data_home_dir = /usr/local/mysql/data
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /usr/local/mysql/data
你的账号有写/usr/local/mysql/data/权限吗？
drwxr-xr-x 5 mysql mysql 4096 01-04 09:46 data