Subversion 1.7 has been released on Oct, 11th and comes with a completely new Centralized Metadata Storage which promises significantly increased performance for most SVN operations.
The next major SmartSVN version 7 will provide support for SVN 1.7. We expect the first early access builds containing the to be published by the
beginning of November beginning of February 2012 and having the complete feature set working by beginning of January mid of February. The final release is planned for the end of December mid/end of April.