Upgrading to ATS v10.x

Deprecated or Removed Features

The following features, configurations and plugins are either removed or deprecated in this version of ATS. Deprecated features should be avoided, with the expectation that they will be removed in the next major release of ATS.

API Changes

The following APIs have changed, either in semantics, interfaces, or both.


The cache in this releases of ATS is compatible with previous versions of ATS. You would not expect to lose your cache, or have to reinitialize the cache when upgrading.

Configuration changes

The following incompatible changes to the configurations have been made in this version of ATS.

The records.config entry proxy.config.http.down_server.abort_threshold has been removed.