That procedure is horribly incorrect. You should simply move the ib_log and ibdata files with the rest of the datadir. The ibdata1 file contains innodb's system tables and depending on your setting of innodb_file_per_table it also contains your data!
On Thu, Aug 27, 2009 at 7:56 AM, Jia Chen<chen.1...@gmail.com> wrote: >> Chen, Did you really delete ibdata1 ? > > Yes, I did. > > Best, > Jia > > > Claudio Nanni wrote: >> >> >> 2009/8/26 chen jia <chen.1...@gmail.com <mailto:chen.1...@gmail.com>> >> >> Hi there, >> >> I am using MySQL on ubuntu 8.04. >> >> I followed this link >> >> http://www.ubuntu-howto.info/howto/how-to-move-mysql-databases-to-another-location-partition-or-hard-drive >> to change the data directory of MySQL. >> >> After stopping MySQL: sudo /etc/init.d/mysql stop >> >> I make a new directory: sudo mkdir /media/disk/MySQL_data >> >> then change the ownership of new directory, sudo chown mysql:mysql >> /media/disk/MySQL_data >> >> and copy all data to the new directory, cp -r -p /var/lib/mysql/* >> /media/disk/MySQL_data/ and deleted all files like ibdata1, >> >> >> Chen, Did you really delete ibdata1 ? >> >> >> >> >> >> >> ib_logfile0, and ib_logfile1. >> >> I then edit /etc/mysql/my.conf and update the "datadir" to my new >> directory. I also update /etc/apparmor.d/usr.sbin.mysql so that news >> lines with /var/lib/mysql replaced by /media/disk/MySQL_data are >> added. >> >> However, after sudo /etc/init.d/apparmor reload >> >> I try sudo /etc/init.d/mysql start >> >> I got >> * Starting MySQL database server mysqld >> [fail] >> >> If I change the "datadir" line in /etc/mysql/my.conf back to the >> original one, I can start MySQL successfully. >> >> I think I have done everything needed to change MySQL data directory. >> >> Why am I still getting this error? Where can I start to look for >> the causes? >> >> Thanks. >> >> Jia >> >> -- >> MySQL General Mailing List >> For list archives: http://lists.mysql.com/mysql >> To unsubscribe: >> http://lists.mysql.com/mysql?unsub=claudio.na...@gmail.com >> >> > > > -- > MySQL General Mailing List > For list archives: http://lists.mysql.com/mysql > To unsubscribe: http://lists.mysql.com/mysql?unsub=eric.ber...@gmail.com > > -- Eric Bergen eric.ber...@gmail.com http://www.ebergen.net -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/mysql?unsub=arch...@jab.org
