OK. A feedback from NFS community indicates that, the reason why
replacing /some-dir with /export/some-dir solved the problem was that,
NFSv4 client failed to find the right path on NFS server, so it fell
back to NFSv2.
However, in the reply from mail list(http://www.spinics.net/lists/linux-
nfs/m
Public bug reported:
In "NFSv4 client" section, "Note that nfs-server:/export is not
necessary in NFSv4" is probably not true.
I have a 32 nodes KVM cluster. NFS, host filesystem, KVM storage pool,
are all placed on SSD. KVM guests are connected to host through virtio
drived GB ethernet.
I follo