try to change bin log directory: mysql-bin.index not found (Errcode: 13)

Question

MySQL 5.1.54 Ubuntu 11.04

I\'am try to change bin log directory in my.conf as:

[mysqld]
log_bin=/home/developer/logs/mysql/mysql-bin.log

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Answer 1

Option 1:

1. service mysqld stop

2. Copy the log files including the .index file to new location.

    cp mysql-bin.log* /path/to/binlogs
    cp mysql-bin.index /path/to/binlogs
   

3. Do Changes in the /etc/my.cnf file.

   [mysqld]
   log-bin=/path/to/newdirecory/mysql-bin
   
   log-bin-index=/path/to/newdirectory/mysql-bin.index
   

4. service mysqld start

Option 2:

Use this utiltiy to relocate binary logs:

mysqlbinlogmove --binlog-dir=/server/data /new/binlog_dir