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# 2.9.0.0

Release notes for the GridGain Control Center Agent 2.9.0.0.

Control Center Agent is a utility used to connect an Apache Ignite cluster to GridGain Control Center.

Note: Control Center Agent 2.9.0.0 is designed to work with Apache Ignite 2.9.0+. If you are using Apache Ignite 2.8.x, please use Control Center Agent 2.8.x.

## Updated Maven Artifact ID

If you install the Control Center Agent from Maven, the artifact id has changed to control-center-agent starting in this release. You will need to update your pom.xml dependencies accordingly.

## Support for Tracing

Apache Ignite 2.9.0 introduces the ability to collect application traces through OpenCensus. Control Center Agent provides the libraries and configuration needed to start collecting traces from you cluster.

## Fixed Issues

8 Issues were fixed and added in this release.

This list includes the following:

| Issue ID | Category | Description                                                                                              |
| -------- | -------- | -------------------------------------------------------------------------------------------------------- |
| GG-31470 | Clusters | Cluster does not reconnect after significant pause                                                       |
| GG-31481 | Clusters | Fixed an error that led to “Connection closed” message when multiple Control Center URIs are configured. |
| GG-30245 | Tracing  | Collect tracing configurations                                                                           |
| GG-30246 | Tracing  | Do not collect tracing data until cluster is successfully registered                                     |
| GG-30559 | General  | Clean up threads after Agent disconnect                                                                  |
| GG-30265 | Clusters | Add actions for tracing configuration changes                                                            |
| GG-30562 | General  | Add reconnect flags to management.sh                                                                     |
| GG-30563 | Clusters | Add more status messages to Node log output                                                              |
| GG-30566 | Clusters | Not all nodes need to have Agent on classpath in order to monitor cluster                                |
| GG-30574 | Clusters | Print connection link in addition to token id                                                            |
| GG-31472 | Clusters | Collect cache partition information                                                                      |
| GG-31475 | General  | Support OpenID Connect                                                                                   |

## Related Information

[Customer Support](https://mariadb.com/contact/)

Please visit the [documentation](/docs/tools/enterprise/control-center.md) for more information.