System Modes | Teradata Unity - Unity System Modes - Continuous Availability - Teradata Unity

Teradata® Unity™ Monitoring and Management Guide

Product
Continuous Availability
Teradata Unity
Release Number
17.00
Published
September 2020
Language
English (United States)
Last Update
2020-09-15
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Product Category
Analytical Ecosystem
System Mode Description
HA pair
  • Standard Unity operation mode.
  • Unity has one Active and one Standby sequencer, running on two different servers.
  • Systems are kept in peer to allow for failover of the sequencer in the event of Active sequencer failure.
Standalone
  • Unity has a single sequencer running on a single server.
  • Sequencer failover is not possible.
  • Not used on production systems, except for passive-routing-only configurations.