After following this post http://vdachev.net/2007/02/22/mysql-reducing-ibdata1/
to shrink a 30Gb innodb I am having problem s starting mysql.
"service mysqld start" will not work
When I run the service mysqld start I get this in the log:
121212 19:43:19 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
/usr/libexec/mysqld: Can't find file: './mysql/plugin.frm' (errno: 13)
121212 19:43:19 [ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it.
121212 19:43:19 InnoDB: Initializing buffer pool, size = 100.0M
121212 19:43:19 InnoDB: Completed initialization of buffer pool
121212 19:43:19 InnoDB: Operating system error number 13 in a file operation.
InnoDB: The error means mysqld does not have the access rights to
InnoDB: the directory.
InnoDB: File name ./ibdata1
InnoDB: File operation call: 'open'.
InnoDB: Cannot continue operation.
121212 19:43:19 mysqld_safe mysqld from pid file /var/run/mysqld/mysqld.pid ended
su – mysql
cd /usr ; /usr/bin/mysqld_safe &
This is on Red Hat EL6.3
mysql version 5.1
everthing under /var/lib/mysql is owned by mysql:mysql
Thanks in advance