rsync: chgrp "." (in backup) failed:Operation not

rsync: chgrp ".passwd.DKh65W" (in backup) failed: Operation not permitted (1)

[root@nfs01-31 tmp]# rsync -avz /etc/passwd [email protected]::backup
Password:
sending incremental file list
passwd
rsync: chgrp ".passwd.DKh65W" (in backup) failed: Operation not permitted (1)

sent 524 bytes received 125 bytes 432.67 bytes/sec
total size is 1,022 speedup is 1.57
rsync error: some files/attrs were not transferred (see previous errors) (code 23) at main.c(1178) [sender=3.1.2]

这个可能是配置文件里面没有加fake super = yes 在以前的版本里面不需要，现在版本需要