15.00 - 15.10 - Down AMP Recovery - Teradata Database

Teradata Database Introduction to Teradata

Product
Teradata Database
Release Number
15.00
15.10
Content Type
User Guide
Publication ID
B035-1091-151K
Language
English (United States)
Last Update
2018-09-25

When an AMP fails to come online during system recovery, which is done using the down AMP Recovery Journal, Teradata Database continues to process requests using fallback data. When the down AMP comes back online, down AMP recovery procedures begin to bring the data for the AMP up-to-date as follows.

 

IF there are…

THEN the AMP recovers…

a large number of rows to be processed

offline.

only a few rows to be processed

online.

After all updates are made, we consider the AMP to be fully recovered.