Description of problem:

cephfs-top: sort is not workiong

Version-Release number of selected component (if applicable):


How reproducible:

Steps to Reproduce:
1.Install cephfs-top with proper the client
2.mount directories
3.Run IOs on directories
4.monitor cephfs-top if it refreshes with proper sort options.

Actual results:

Sort options do not work properly

Expected results:

Sorting based "oicaps" metric did not work properly

Additional info:

All Filesystem Info
Total Client(s): 3 - 0 FUSE, 3 kclient, 0 libcephfs
COMMANDS: m - select a filesystem | s - sort menu | l - limit number of clients | r - reset to default | q -
 quit

      client_id   mount_root   chit(%)   dlease(%)   ofiles   oicaps   oinodes   rtio(MB)   raio(MB)   rsp(MB


Filesystem: cephfs - 3 client(s)

      16161       /            100.0     0.0         0        1        0         0.0        0.0        0.0
      25766       /            100.0     0.0         0        2        0         0.0        0.0        0.0
      25772       /            100.0     0.0         0        1        0         0.0        0.0        0.0