Scale Up or Down Manually | Teradata Vantage on AWS (DIY) - 2.2 - Scaling Instances Up or Down Manually - Teradata Vantage on AWS

Teradata Vantageā„¢ on AWS (DIY) Installation and Administration Guide

Product
Teradata Vantage on AWS
Release Number
2.2
Release Date
May 2021
Content Type
Administration
Configuration
Installation
Publication ID
B035-2800-041K
Language
English (United States)
PrerequisiteYou must have the ec2:ModifyInstanceAttribute permission to scale instances up or down manually.
  1. Stop the database.
    # tpareset -x stop system
  2. Verify the database is stopped.
    # psh pdestate -w
    PDE state: DOWN/HARDSTOP
  3. Do one of the following to stop all instances at the same time.
    Option Actions
    Using the command line On a single instance in the system, type # psh init 0.
    Using the AWS EC2 Console
    1. In the navigation pane, select Running Instances.
    2. Select the check box next to all instances.
    3. Select Actions > Instance State > Stop.
    4. In the confirmation box, select Yes, Stop.

      Stopping the instances may take a few minutes.

  4. From the AWS EC2 Console, select the check box next to all instances.
  5. Select Actions > Instance Settings > Change Instance Type.
  6. Select the EBS-optimized check box, which enables EBS optimization.
  7. Select Apply.
  8. From the AWS EC2 Console, select the check box next to all instances.
  9. Select Actions > Instance State > Start.
  10. In the confirmation box, select Yes, Start.
    Starting the instances may take a few minutes.
    If you did not change the default Vantage start behavior, all instances start and the database returns to a running state.
  11. If you provisioned HSNs and scaled up an instance, type the following command.
    # tdc-hot-standby --update-hsns
    The HSNs are refreshed to match the system image and system image type.