mirantis/dtr remove

mirantis/dtr remove

Remove a MSR replica from a cluster

Usage

docker run -it --rm mirantis/dtr \
    remove [command options]

Description

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.

Options

Option

Environment variable

Description

--debug

$DEBUG

Enable debug mode for additional logs.

--existing-replica-id

$MSR_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

$MSR_EXTENDED_HELP

Display extended help text for a given command.

--replica-id

$MSR_REMOVE_REPLICA_ID

DEPRECATED Alias for --replica-ids

--replica-ids

$MSR_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.