MySQL Forums
Forum List  »  Optimizer & Parser

Advanced Search
New Topic

Re: Mysql using 95% of cpu
Posted by: Rick James
Date: September 23, 2011 09:14AM

> I Guess if we increase our RAM we can increase our speed of performance.
Bad guess, Duncan.

High CPU means
* Missing index
* Poorly written query
* Other schema design issues

High I/O means
* Not enough RAM
* Poor tuning - see http://mysql.rjweb.org/doc.php/memory

Navigate: Previous Message• Next Message
Options: Reply• Quote


Subject
Views
Written By
Posted
Mysql using 95% of cpu
3601
Hitesh Rank
July 21, 2011 08:57AM
Re: Mysql using 95% of cpu
1220
Rick James
July 22, 2011 07:33PM
Re: Mysql using 95% of cpu
1154
Duncan Cox
September 22, 2011 06:11AM
Re: Mysql using 95% of cpu
1436
Rick James
September 23, 2011 09:14AM


Sorry, you can't reply to this topic. It has been closed.
This forum is currently read only. You can not log in or make any changes. This is a temporary situation.

Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent the opinion of Oracle or any other party.