DBA: please review my.cnf [for Java Hibernate application] and give suggestions

2014-02-12 Thread Lukas Lehner
Hi We will use a Java application which uses Hibernate for DB calls. The vendor didn't made recommendations howto configure MySQL. The application is not yet in production. MySQL is new to me, I previously used Oracle DB. The vendor provided a guide howto configure Oracle. This is our my.conf $

Re: DBA: please review my.cnf [for Java Hibernate application] and give suggestions

2014-02-12 Thread Antonio Fernández Pérez
Hi Lukas, What is your default engine? In MySQL there are a lot of parameters that configure the engine behaviour. Depends on the engine, I suggest you to add some parameters or others. Also it's important to know the size of your data. Your configuration is minimal and by default is not

Re: DBA: please review my.cnf [for Java Hibernate application] and give suggestions

2014-02-12 Thread Adarsh Sharma
Is it a standalone DB server or Application is also hosted on top of it. You can give 50-70% of RAM to memory parameters like Innodb_buffer_pool_size ( Innodb ) and key_cache ( Myisam ) for mysql tables. Below link : http://mysql.rjweb.org/doc.php/memory will give you a brief idea. Thanks

Re: DBA: please review my.cnf [for Java Hibernate application] and give suggestions

2014-02-12 Thread Lukas Lehner
Hi Antonio all tables use InnoDB. The size is 27 GB (not yet in prod). I guess in prod it will be fast 80GB. thanks On Wed, Feb 12, 2014 at 10:28 AM, Antonio Fernández Pérez antoniofernan...@fabergames.com wrote: Hi Lukas, What is your default engine? In MySQL there are a lot of

Re: DBA: please review my.cnf [for Java Hibernate application] and give suggestions

2014-02-12 Thread Lukas Lehner
Hi it's also a Tomcat application server. Not dedicated MySQL instance. On Wed, Feb 12, 2014 at 11:28 AM, Adarsh Sharma eddy.ada...@gmail.comwrote: Is it a standalone DB server or Application is also hosted on top of it. You can give 50-70% of RAM to memory parameters like

Re: DBA: please review my.cnf [for Java Hibernate application] and give suggestions

2014-02-12 Thread Antonio Fernández Pérez
Hi Lukas, In that case, such as Adarsh has said, you can configure until 70% of your RAM for innodb_buffer_pool_size. In your case, with 3GB RAM, I suggest you to configure until 2GB for MySQL: Minimal for MyISAM (Maybe 32MB), and the rest for InnoDB. Your problem will be loading data. Maybe your

Re: DBA: please review my.cnf [for Java Hibernate application] and give suggestions

2014-02-12 Thread Manuel Arostegui
2014-02-12 12:32 GMT+01:00 Lukas Lehner webleh...@gmail.com: Hi Antonio all tables use InnoDB. The size is 27 GB (not yet in prod). I guess in prod it will be fast 80GB. Depending on how your application is going to use MySQL resources you will need to tweak some things (and not only