diff --git a/cinder/volume/drivers/nfs.py b/cinder/volume/drivers/nfs.py
index d495b4a..0fb33c6 100644
--- a/cinder/volume/drivers/nfs.py
+++ b/cinder/volume/drivers/nfs.py
@@ -139,10 +139,10 @@ class NfsDriver(driver.ExtendVD, remotefs.RemoteFSDriver):
self.shares = {} # address : options
- # Check if mount.nfs is installed on this system; note that we
+ # Check if mount_nfs is installed on this system; note that we
# need to be root, to also find mount.nfs on distributions, where
# it is not located in an unprivileged users PATH (e.g. /sbin).
- package = 'mount.nfs'
+ package = 'mount_nfs'
try:
self._execute(package, check_exit_code=False,
run_as_root=True)
@@ -299,16 +299,16 @@ class NfsDriver(driver.ExtendVD, remotefs.RemoteFSDriver):
mount_point = self._get_mount_point_for_share(nfs_share)
- df, _ = self._execute('stat', '-f', '-c', '%S %b %a', mount_point,
+ df, _ = self._execute('df', '-k', mount_point,
run_as_root=run_as_root)
- block_size, blocks_total, blocks_avail = map(float, df.split())
- total_available = block_size * blocks_avail
- total_size = block_size * blocks_total
+ df = df.splitlines()[1]
+ block_size = 1024
+ total_available = block_size * int(df.split()[3])
+ total_size = block_size * int(df.split()[1])
- du, _ = self._execute('du', '-sb', '--apparent-size', '--exclude',
- '*snapshot*', mount_point,
+ du, _ = self._execute('du', '-Aks', mount_point,
run_as_root=run_as_root)
- total_allocated = float(du.split()[0])
+ total_allocated = float(du.split()[0]) * 1024
return total_size, total_available, total_allocated
def _get_mount_point_base(self):
