# unregister-node

## Description

Unregister an existing node on the host.

## Usage

```
Usage:
  memsqlctl unregister-node [flags]

Flags:
  -a, --all                 Unregister all nodes on the host
  -h, --help                Help for unregister-node
      --memsql-id strings   The node IDs of the nodes to unregister

Global Flags:
  -c, --config FILE_PATH                     Path to the memsqctl config file
      --default-install-dir DIRECTORY_PATH   Path to the default install directory
      --insecure-ssl                         Fall back to insecure SSL connections to local nodes if memsqlctl is unable to otherwise establish a connection (ADVANCED)
  -j, --json                                 Print output in JSON format
      --node-metadata-file FILE_PATH         Path to the node metadata file
      --parallelism POSITIVE_INTEGER         Maximum amount of operations to be run in parallel
      --ssl-ca FILE_PATH                     The path to the CA certificate file (in PEM format) to authenticate the database certificate
      --timeout duration                     Maximum time for operation to complete (e.g., 30s, 10m, 1.5h)
      --verbose-json                         Print output in JSON format, include some warnings and user messages
  -v, --verbosity count                      Increase logging verbosity
  -y, --yes                                  Enable non-interactive mode and assume the user would like to move forward with the proposed actions by default
```

## Remarks

This command is interactive unless you use either `--yes` or `--json` flag to override interactive behavior.

## Output

The following is the standard output for the `stop-node` command.

```shell
sudo memsqlctl stop-node

```

```output

+-------+------------+--------+------+---------------+---------+
| Index | MemSQL ID  |  Role  | Port | Process State | Version |
+-------+------------+--------+------+---------------+---------+
| 1     | 179062CAEE | Master | 3306 | Running       | 6.5.10  |
| 2     | E31F8D60BA | Leaf   | 3307 | Running       | 6.5.10  |
| 3     | All Nodes  |        |      |               |         |
+-------+------------+--------+------+---------------+---------+
Select an option: 2
memsqlctl will perform the following actions:
  · Stop node with MemSQL ID E31F8D60BA422D0DC1C82C0BE274C7DC51F6A754 on port 3307

Would you like to continue? [y/N]: y
✓ Stopped node with MemSQL ID E31F8D60BA422D0DC1C82C0BE274C7DC51F6A754 (1/1)
✓ Stopped 1 SingleStore nodes

```

***

Modified at: April 22, 2024

Source: [/db/v9.1/reference/singlestore-tools-reference/memsqlctl-commands/unregister-node/](https://docs.singlestore.com/db/v9.1/reference/singlestore-tools-reference/memsqlctl-commands/unregister-node/)

(An index of the documentation is available at /llms.txt)