Remove a MSR replica from a cluster
docker run -it --rm mirantis/dtr \
remove [command options]
This command gracefully scales down your MSR cluster by removing exactly one replica. All other replicas must be healthy and will remain healthy after this operation.
| Option | Environment variable | Description |
|---|---|---|
--debug |
$DEBUG | Enable debug mode for additional logs. |
--existing-replica-id |
$DTR_REPLICA_ID | The ID of an existing MSR replica. To add, remove or modify MSR, you must connect to an existing healthy replica’s database. |
--help-extended |
$DTR_EXTENDED_HELP | Display extended help text for a given command. |
--replica-id |
$DTR_REMOVE_REPLICA_ID | DEPRECATED Alias for --replica-ids |
--replica-ids |
$DTR_REMOVE_REPLICA_IDS | A comma separated list of IDs of replicas to remove from the cluster. |
--ucp-ca |
$UCP_CA | Use a PEM-encoded TLS CA certificate for MKE. Download the MKE TLS CA
certificate from https://<mke-url>/ca, and use --ucp-ca "$(cat ca.pem)". |
--ucp-insecure-tls |
$UCP_INSECURE_TLS | Disable TLS verification for MKE. The installation uses TLS but always
trusts the TLS certificate used by MKE, which can lead to MITM
(man-in-the-middle) attacks. For production deployments, use --ucp-ca
"$(cat ca.pem)" instead. |
--ucp-password |
$UCP_PASSWORD | The MKE administrator password. |
--ucp-url |
$UCP_URL | The MKE URL including domain and port. |
--ucp-username |
$UCP_USERNAME | The MKE administrator username. |