EDB Failover Manager - Features and Demo
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EnterpriseDB (EDB) delivers an open source database platform for new applications, cloud migration, modernization, and legacy migration. EDB Failover Manager 3.6 provides high availability and failover capabilities for PostgreSQL databases. It supports various Linux distributions and has prerequisites of Java, streaming replication, firewall configuration. The architecture includes a master, standby, witness, agent, VIP, and JGroups. New features and tunable properties are discussed for user requirements and different failover scenarios.
EDB Failover Manager - Features and Demo
- 1. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. THE DATABASE PLATFORM COMPANY FOR DIGITAL BUSINESS EnterpriseDB (EDB) delivers the premier open source-based, multi-model data platform for new applications, cloud re-platforming, application modernization, and legacy migration. !1
- 2. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. EDB Failover Manager 3.6 !2 Saurabh V. Shelar Sr. System Engineer
- 3. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Supported Platforms !3 • CentOS 6.x and 7.x • Red Hat Enterprise Linux 6.x and 7.x • Oracle Enterprise Linux 6.x and 7.x • Red Hat Enterprise Linux (IBM Power8 Little Endian or ppc64le) 7.x • Debian 9 • SLES 12 • Ubuntu 18.04
- 4. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Prerequisites To Configure EFM !4 • Java 1.8 (and Higher) • Streaming Replication Setup • Appropriate pg_hba entries. • SMTP configuration. • Firewall opened for specific ports.
- 5. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. EFM Architecture !5 1. Master 2. Standby 3. Witness 4. Agent 5. VIP 6. JGroups
- 6. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. What’s New ? !6 1. Change in behaviour of “db.bin”. 2. Db.config.dir 3. Additional information about WAL records. •
- 7. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Tuneable Properties For User Requirements !7 Database Configuration: • jdbc.sslmode (disable, verify-ca, require) • db.reuse.connection.count Custom Monitoring: • script.custom.monitor • custom.monitor.interval • custom.monitor.timeout • custom.monitor.safe.mode EFM Configuration: • is.witness (true,false) • user.email • auto.reconfigure • auto.failover • master.shutdown.as.failure • script.load.balancer.attach (=/somepath/attachscript %h %t) • script.load.balancer.detach TimeOut Configuration: • local.period • local.timeout • local.timeout.final • remote.timeout •node.timeout •
- 8. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Supported Failover Scenarios !8 • SwitchOver • Standby Database Down • EFM Standby Agent Down • EFM Witness Agent Down • EFM Master Agent Down • Master Database Down • Isolation Of Nodes
- 9. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Standby Database Down !9 local.period local.timeout.property local.timeout.final remote.timeout
- 10. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Standby EFM Agent Down !10 user.email
- 11. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Witness EFM Agent Down !11 user.email
- 12. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Master EFM Agent Down !12 user.email
- 13. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Master Database Down !13 local.period local.timeout.property local.timeout.final remote.timeout
- 14. CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved. Isolation Of Nodes !14 local.period local.timeout.property local.timeout.final remote.timeout node.timeout
- 15. THANK YOU [email protected] www.enterprisedb.com CONFIDENTIAL © Copyright EnterpriseDB Corporation, 2019. All rights reserved.