[PVE-User] lxc backup fails in suspend mode, works in stop mode

[Dietmar Maurer]

Seems your NFS server does not support xattr?

> INFO: rsync: rsync_xal_set:
> lsetxattr(""/mnt/pve/nfs-pve/dump/vzdump-lxc-3105-2015_10_17-06_37_47.tmp/usr/bin/systemd-detect-virt"","security.capability")
> failed: Operation not supported (95)
> INFO: Number of files: 116,819 (reg: 84,983, dir: 12,885, link: 18,919,
> dev: 2, special: 30)
> ...
> INFO: sent 1,076,136,825 bytes received 4,701,334 bytes 10,544,762.53
> bytes/sec
> INFO: total size is 1,441,150,319 speedup is 1.33
> INFO: rsync error: some files/attrs were not transferred (see previous