InnoDB: Error: log file ./ib_logfile0 is of different size 0_MySQL

启动WAMP Server的时候报如下的错误：

140618 23:12:32 [Note] Plugin 'FEDERATED' is disabled.140618 23:12:32 InnoDB: The InnoDB memory heap is disabled140618 23:12:32 InnoDB: Mutexes and rw_locks use Windows interlocked functions140618 23:12:32 InnoDB: Compressed tables use zlib 1.2.3140618 23:12:32 InnoDB: Initializing buffer pool, size = 128.0M140618 23:12:32 InnoDB: Completed initialization of buffer poolInnoDB: Error: log file ./ib_logfile0 is of different size 0 10485760 bytesInnoDB: than specified in the .cnf file 0 5242880 bytes!140618 23:12:32 [ERROR] Plugin 'InnoDB' init function returned error.140618 23:12:32 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.140618 23:12:32 [ERROR] Unknown/unsupported storage engine: InnoDB140618 23:12:32 [ERROR] Aborting

请注意这几行:

InnoDB: Error: log file ./ib_logfile0 is of different size 0 10485760 bytesInnoDB: than specified in the .cnf file 0 5242880 bytes!

你可以计算一下10485760的大小，10485760/1024/1024=10，修改my.ini,

innodb_log_file_size = 10M

要看mysql的日志，请进行如下操作：