# PMK Stack Restart

## Problem

There is a need to restart the PMK stack on one or more hosts.

## Environment

* Platform9 Managed Kubernetes - v4.0 and Higher

## Procedure

Execute the following command on the target Host.

{% tabs %}
{% tab title="Bash" %}

```bash
# systemctl stop pf9-hostagent pf9-nodeletd 
# /opt/pf9/nodelet/nodeletd phases stop 
# systemctl start pf9-hostagent
```

{% endtab %}
{% endtabs %}

{% hint style="warning" %}
**Warning**

To prevent ETCD quorum loss, ensure that the PMK stack has successfully restarted on the target master node before proceeding to the next.
{% endhint %}


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