ceph: add default btrfs mkfs options

diff --git a/teuthology/task/ceph.py b/teuthology/task/ceph.py
index 65c989a362174df7229d54f7581bc184e022b057..5477372c252d8b6108ad4b84e9d97441e96e849d 100644 (file)
--- a/teuthology/task/ceph.py
+++ b/teuthology/task/ceph.py
@@ -622,6 +622,10 @@ def cluster(ctx, config):
                     package = 'btrfs-tools'
                     if mount_options is None:
                         mount_options = ['noatime','user_subvol_rm_allowed']
+                    if mkfs_options is None:
+                        mkfs_options = ['-m', 'single',
+                                        '-l', '32768',
+                                        '-n', '32768']
                 if fs == 'xfs':
                     package = 'xfsprogs'
                     if mount_options is None: