AWS User Group - Japan勉強会 (JAWS-UG)で発表したLT資料です。 ミニマルな構成でMySQLのHA環境を構築する方法です

1. HAProxy MySQL HA
on Amazon EC2
@ijin

2. @ijin
• Michael H. Oshita
•
• 8
•
•

3. EC2 MySQL HA

4. EC2 MySQL HA
• MySQL Multi-Master
• Amazon RDS (multi-AZ)

5. MySQL Master-
Master (MMM)
DNS
Web Web
DNS $ $
DB1 DB2
$
ns agent

6. Amazon RDS
(multi-AZ)
Web $ Web
$
DB1
$ DB2
$

7. $ $
3 4
$

9. HAProxy
• TCP/HTTP
• MySQL
• (Web+HAProxy+DB) x2
• Alex Williams (http://www.alexwilliams.ca/blog/
2009/08/10/using-haproxy-for-mysql-failover-and-
redundancy/)

12. Web Web
• DB2 or
HAProxy HAProxy
• HAProxy DB1
DB1 DB2

13. Web Web
• DB1 or
HAProxy HAProxy
• HAProxy DB2
DB1 DB2

14. Web Web
•
• HAProxy (DB1) HAProxy HAProxy
• read ( )
DB1 DB2

15. •
( Amazon RDS)
• read
• DB
•
• http://github.com/ijin/mysqlcheck
• http://gist.github.com/560708