MySQL Plugin 'InnoDB' init function returned error.
. . 在MySQL的配置文件中，设定default-table-type=InnoDB，发现MySQL无法正常的启动，错误日志中给出了如下的信息： 

引用
00703 09:28:53 mysqld_safe Starting mysqld daemon with databases from /root/sandboxes/spider_main/data 
InnoDB: Error: log file ./ib_logfile0 is of different size 0 5242880 bytes 
InnoDB: than specified in the .cnf file 0 134217728 bytes! 
100703  9:28:54 [ERROR] Plugin 'InnoDB' init function returned error. 
100703  9:28:54 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed. 
100703  9:28:54 [Note] Found 1 prepared transaction(s) in SPIDER 
100703  9:28:54 [Warning] Found 1 prepared XA transactions 
100703  9:28:54 [Note] Event Scheduler: Loaded 0 events 
100703  9:28:54 [Note] /home/spider/mysql-5.1.44/5.1.44/bin/mysqld: ready for connections. 
Version: '5.1.44'  socket: '/tmp/mysql_sandbox5144.sock'  port: 3306  Source distribution 
100703  9:34:59 [Note] /home/spider/mysql-5.1.44/5.1.44/bin/mysqld: Normal shutdown


调查得知，只要删除MySQL目录下的ib_logfile0和ib_logfile1两个文件，就可以解决问题了。