mysql安装一会后总是自动停止

mysql安装好，启动一会儿后总是自动停止。。。。。
有人知道啥原因吗？

先看看错误日志呢

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错误日志：
    100713 15:30:37 [Note] Plugin 'FEDERATED' is disabled.
InnoDB: The first specified data file .\ibdata1 did not exist:
InnoDB: a new database to be created!
100713 15:30:38  InnoDB: Setting file .\ibdata1 size to 10 MB
InnoDB: Database physically writes the file full: wait...
100713 15:30:38  InnoDB: Log file .\ib_logfile0 did not exist: new to be created
InnoDB: Setting log file .\ib_logfile0 size to 10 MB
InnoDB: Database physically writes the file full: wait...
100713 15:30:38  InnoDB: Log file .\ib_logfile1 did not exist: new to be created
InnoDB: Setting log file .\ib_logfile1 size to 10 MB
InnoDB: Database physically writes the file full: wait...
InnoDB: Doublewrite buffer not found: creating new
InnoDB: Doublewrite buffer created
InnoDB: Creating foreign key constraint system tables
InnoDB: Foreign key constraint system tables created
100713 15:30:38  InnoDB: Started; log sequence number 0 0
100713 15:30:39 [Note] Event Scheduler: Loaded 0 events
100713 15:30:39 [Note] C:\mysql\bin\mysqld: ready for connections.
Version: '5.1.48-community'  socket: ''  port: 3306  MySQL Community Server (GPL)

InnoDB: Database physically writes the file full: wait...

我怎么理解？

innodb类数据库使用很少,不过在bdata1的两个数据库被删了后确实是启动不了的.
知道在innodb数据引擎下的时候数据库的备份也要求要拷这两个文件
问下之前操作过什么?
或者直接更改配置使用MYSIAM引擎来使用看.

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    之前因为安装不成功，卸载过，把注册表里与mysql有关的都删了。。。

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    那两个bdata1的数据库可以恢复吗？

建议直接使用MYISAM，只要直接改下my.ini里的配置就可以了

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    那个是怎么修改的？

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