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Building Scalable Web Applications Using AWS CLI & WordPress

Reboot the RDS Instance

Learn to reboot the RDS instance and force a failover.

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Now, we can reboot the instance to force a failover. The command to reboot an RDS instance is reboot-db-instance. To make sure the failover happens, we can specify the --force-failover parameter. As usual, we also need to specify the database via the --db-instance-identifier parameter. We can limit the output via --query and only output the DBInstanceStatus.

Therefore, the full command looks like this:

Shell
aws rds reboot-db-instance \
    --db-instance-identifier wordpress-db \
    --force-failover \
    --query 'DBInstances[].DBInstanceStatus' \
    --output text

Run it in the ...