title: Mysql without root privilege
body: <p>How do I start mysql without having root privileges/write access to tool area ?
  I am getting following error</p>
  
  <pre><code>host13:~/JS&gt; mysqld start
  160706 18:06:31 [Warning] Can't create test file /tool/p64/.package/mysql-5.5.21/data/host13.lower-test
  160706 18:06:31 [Warning] Can't create test file /tool/p64/.package/mysql-5.5.21/data/host13.lower-test
  mysqld: Table 'mysql.plugin' doesn't exist
  160706 18:06:31 [ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it.
  160706 18:06:31 InnoDB: The InnoDB memory heap is disabled
  160706 18:06:31 InnoDB: Mutexes and rw_locks use GCC atomic builtins
  160706 18:06:31 InnoDB: Compressed tables use zlib 1.2.3
  160706 18:06:31 InnoDB: Initializing buffer pool, size = 128.0M
  160706 18:06:31 InnoDB: Completed initialization of buffer pool
  160706 18:06:31  InnoDB: Operating system error number 30 in a file operation.
  InnoDB: Error number 30 means 'Read-only file system'.
  InnoDB: Some operating system error numbers are described at
  InnoDB: http://dev.mysql.com/doc/refman/5.5/en/operating-system-error-codes.html
  InnoDB: File name ./ibdata1
  InnoDB: File operation call: 'create'.
  InnoDB: Cannot continue operation.
  </code></pre>