#打开svn client配置文件 vi ~/.subversion/config?
取消注释：
### Set store-auth-creds to 'no' to avoid storing any subversion### credentials in the auth/ area of your config directory.### It defaults to 'yes'. Note that this option only prevents### saving of *new* credentials; it doesn't invalidate existing### caches. (To do that, remove the cache files by hand.)store-auth-creds = no?即可