记一次rsync日志报错directory has vanished

中午两点的时候邮件告知rsync同部svn源库失败，看rsync日志报错显示如上，当时还在上课，没在公司，怀疑是不是有人动了svn的版本库，后来询问同事并通过vpn登录服务器上查看版本库是正常的，也没有同事反应svn有问题，后来看邮件通知都是正常的，后来查资料说是在同步的过程中，正好有人执行了删除文件的操作，要不要这么巧，不知道是不是这个原因，有知道的小伙伴请联系我：528634141，资料显示如下：

Can you ensure, that there is no traffic on the files/directory that you want to be synced? It seemes when rsync builts it's file list (which you shoud see due the -v) and when it actually wants to transfer files, some other process or user might have removed that file from the place where it's been, like issued a rm or mv etc.
So trying to rsync a very busy directory might occure to this