Export items:
# svnadmin dump /var/svn/pro1 > /mydata/pro1.backup
Import items:
New Project Warehouse:
# svnadmin create /var/svn/pro1/
The import:
# svnadmin load /var/svn/pro1/ < /mydata/pro1.backup
CentOS6.3 configuration of subversion SVN
Reproduced in: https: //my.oschina.net/zhouz/blog/213097