The document discusses various database backup methods and their advantages and disadvantages. It provides details on backup and restore times for different methods like mysqldump, mysqldump by table, online backups, and snapshots. It also discusses high availability options and using a slave for read-only queries. Additional sections cover database fabric sizing, pre-caching queries, new features in MySQL 5.7, and monitoring. Contact information is provided at the end for any questions.

1. • Backups
• High Availability/Fabric
• Performance
• 5.7 Features
• Misc
• Q&A
Topics

2. Backup Method Advantages Caveat
Mysqldump
• Native
• Out of the box
• No Cost
• Table Locks
• Takes Time
• All OR Nothing
Mysqldump by Table • Specific Tables
• Table Locks
• Takes Time
MySQL Ent Backup
• No Downtime
• No Cost
• Faster than above
• All OR Nothing
Snapshots
• Fastest Bkup/Rest
• No Cost
• No Table Locks
• DB in it’s own vol
• DB Offline (Auxiliary DB)
• All OR Nothing
Snapshots(Flush Table with
Read Lock)
• Backup Main DB
• No Lock No Backup
• Floating Backup Time
Backup Options

3. Backup Method Backup Time Restore Time Database
Mysqldump 2 Hr 50 min 9 Hr 15 min
Type : Heavy Reads, Less Transaction
Size : Small
Slave (Read only)
Class : Dev,Test,Prod
Mysqldump by table 2 Hr 40 min 8 Hr 30 min Same As Above
Online Backup 50 min 1 Hr 30 min
Type : Heavy Transaction
Size : Small,Medium,Large
Master, Slave (Read/Write)
Class : Prod
Snapshots Sec Sec (!scp)
Type : Any
Size : Any
Auxiliary
Class : Prod
NetApp Snapshots
(Flush Table with Read Lock)
Sec Sec Main DB
Backup Options

4. High Availability

5. High Availability
• Failover
• Notify DBA
• DBA Investigates
• Coordinate Downtime
• Stop DB and Apps
• Manually apply Binary logs
• Read/Write Enable
• Failover
• Fallback
• Apply changes back to Master
• Row count
• Fallback
• Slave Read Only

6. Fabric

7. Database Size 150G
Query Cache 2G
InnoDB Buffer Pool 160G
Memory 256G
CPU 24 Core
Swap 16G
Storage NetApp Filer
Vertical Scale

8. Pre-Cache

9. Next
• InnoDB Compression
• SSD
• Table Partition
• 5.7.2
• ZFS Storage

10. 12C
Monitoring

11. Geospatial

12. haritatrakal@livenation.com
832 212 6528
http://www.linkedin.com/in/htatrakal/
@tatrakal
Questions