Article ID: 119101, created on Dec 11, 2013, last review on Jun 17, 2016

  • Applies to:
  • Virtuozzo 6.0
  • Virtuozzo containers for Linux 4.7
  • Virtuozzo hypervisor


It is not possible to run iotop inside the container:

`   CT-25200-bash-4.1# iotop
    Traceback (most recent call last):
      File "/usr/sbin/iotop", line 16, in <module>
      File "/usr/lib/python2.6/site-packages/iotop/", line 559, in main
      File "/usr/lib/python2.6/site-packages/iotop/", line 549, in <lambda>
        main_loop = lambda: run_iotop(options)
      File "/usr/lib/python2.6/site-packages/iotop/", line 447, in run_iotop
        return curses.wrapper(run_iotop_window, options)
      File "/usr/lib64/python2.6/curses/", line 43, in wrapper
        return func(stdscr, *args, **kwds)
      File "/usr/lib/python2.6/site-packages/iotop/", line 437, in run_iotop_window
        taskstats_connection = TaskStatsNetlink(options)
      File "/usr/lib/python2.6/site-packages/iotop/", line 113, in __init__
        self.family_id = controller.get_family_id('TASKSTATS')
      File "/usr/lib/python2.6/site-packages/iotop/", line 54, in get_family_id
        m = self.conn.recv()
      File "/usr/lib/python2.6/site-packages/iotop/", line 190, in recv
        raise err
    OSError: Netlink error: No such file or directory (2)


The issue was caused by a product bug, fixed in 2.6.32-042stab084.12 kernel.


Update the kernel to the latest version.

Search Words

Netlink error


OSError: Netlink error: No such file or directory (2)

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