Apache Subversion 1.9.0-rc3 发布，此版本现已提供下载：

http://subversion.apache.org/download/#pre-releases

主要更新内容

用户可见改进：
  - 常规改进：
    * 所有命令在 help 输出的时候都提供简短的描述 (r1522518)
    * 在退出前 flush stdout，避免消息丢失 (r1543868)

  - 重要新特性
    * fsfs: new format 7 with more efficient on-disk layout (r1547045 et al)
    * resolve: improve interactive conflict resolution menus
    * blame: support showing prospective as well as previous changes
    * info: support printing of individual values with --show-item (r1662620)
    * svn auth: new subcommand to manage cached credentials and certs
    * svnserve: cache config and authz to lower resource usage and be able to
      serve large numbers of connections with a limited number of threads
    * membuffer: quadruple the maximum cacheable directory size (r1545948 et al)
    * new filesystem fsx (faster, smaller); experimental - see release notes

SHA1 校验码

    26fcfa53e32e3f83724327d3fdb965dc28253260 subversion-1.9.0-rc3.tar.bz2
    1c7386c0d32cf9789967d711415ccc28041295a9 subversion-1.9.0-rc3.tar.gz
    f50cf8dd14a46c882c05f5436f1dec97169b58c0 subversion-1.9.0-rc3.zip

PGP 签名：

    http://www.apache.org/dist/subversion/subversion-1.9.0-rc3.tar.bz2.asc 
    http://www.apache.org/dist/subversion/subversion-1.9.0-rc3.tar.gz.asc 
    http://www.apache.org/dist/subversion/subversion-1.9.0-rc3.zip.asc 

Apache Subversion 1.9.0 issues 列表：

http://subversion.tigris.org/issues/buglist.cgi?component=subversion&issue_status=NEW&issue_status=STARTED&issue_status=REOPENED&target_milestone=1.9.0 

Subversion 1.9.0 发行说明：

http://subversion.apache.org/docs/release-notes/1.9.html 

Subversion 1.9.0 RC3 更新日志：

http://svn.apache.org/repos/asf/subversion/tags/1.9.0-rc3/CHANGES