Upgrading DataStax Agents

Upgrade the DataStax Agents on each node in the managed clusters after restarting the upgraded OpsCenter daemon.

For more information, see Installing DataStax Agents.

Upgrading DataStax Agents automatically from the UI

If DataStax Agents require upgrading, click Upgrade Agents in the DataStax Agents Status View of the OpsCenter Monitoring UI.

In OpsCenter versions 6.1 and later, the OpsCenter and agent compatibility awareness feature notifies you of any potential features that might not operate on older agent versions.

Upgrading DataStax Agents manually from tarballs

If the upgrading the DataStax Agents manually with tarballs:

Copy the new agent.tar.gz file to all nodes in the cluster:
```
scp agent.tar.gz node_name
```
Extract the tarball:
```
tar -xvf agent.tar.gz
```
Copy the following files in the tarball from the old DataStax Agent tarball directories to the new ones:
```
scp -r old_tarball_directory/conf/* new_tarball_directory/conf/*
```
```
scp -r old_tarball_directory/ssl/* new_tarball_directory/ssl/*
```