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Control Center 1.6.3

Beginning with version 1.4.0, Docker images for Control Center are no longer available on Docker Hub. The images are included in self-installing archive files that are available for download from Zenoss. Likewise, the RPM packages that are required for installations and upgrades are no longer available from Zenoss repositories on the internet, and must be downloaded. However, the Docker images and RPM packages for previous releases are still available from Docker Hub and Zenoss repositories, respectively.

Beginning 1 December 2017, downloads for Zenoss Service Dynamics customers are available on

New features

Automatic restart when a service fails 3 health checks in a row

(CC-3559) This feature ensures deadlocked services are restarted after 3 failed health checks (2.5 minutes). Zope-based services in particular (zauth, zenreports, zope, and zenapi) benefit from this update.

Fixed issues

ID Description
CC-4170 Health checks for the API proxy leak connections.
CC-4162 The ZooKeeper client library panics when it receives a large message.
CC-4119 Memory leak caused by the time.After function.
CC-4105 No authentication or authorization is enforced when a server attempts to join a ZooKeeper quorum.
CC-3559 Health check does not initiate restart of deadlocked service.