# mysql autorization, initialization problem

**URL:** <https://forums.percona.com/t/mysql-autorization-initialization-problem/2943>\
**Category:** Other MySQL® Questions\
**Created:** [September 17, 2013, 1:08am UTC](https://forums.percona.com/t/mysql-autorization-initialization-problem/2943 "2013-09-17T01:08:18Z")\
**Posts on this page:** 1\
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**Author:** ![przemek](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/przemek/32/3_2.png) [@przemek](https://forums.percona.com/u/przemek)\
**Post date:** [September 19, 2013, 4:41am UTC](https://forums.percona.com/t/mysql-autorization-initialization-problem/2943/5 "2013-09-19T04:41:10Z")

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Szym, 5.0.92 - very old MySQL/InnoDB…  
Yes, InnoDB is the most popular engine for MySQL now, also a default one since 5.5.  
Check your transaction logs size. See this presentation for more hints: [url][Percona Live - Open Source Database Conference](http://www.percona.com/files/presentations/PPC2009-Innodb-Performance-Tuning.pdf%5B/url%5D)

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