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-rw-r--r--vmdb/plugins/rootfs_cache_plugin.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/vmdb/plugins/rootfs_cache_plugin.py b/vmdb/plugins/rootfs_cache_plugin.py
index 5be833a..ef15b57 100644
--- a/vmdb/plugins/rootfs_cache_plugin.py
+++ b/vmdb/plugins/rootfs_cache_plugin.py
@@ -48,7 +48,8 @@ class MakeCacheStepRunner(vmdb.StepRunnerInterface):
if not os.path.exists(tar_path):
vmdb.progress(
'Caching contents of {} to {}'.format(rootdir, tar_path))
- vmdb.runcmd(['tar', '-C', rootdir, '-caf', tar_path, '.'])
+ vmdb.runcmd(['tar', '-C', rootdir, '--one-file-system',
+ '-caf', tar_path, '.'])
class UnpackCacheStepRunner(vmdb.StepRunnerInterface):