nfsiostat command fails with "ValueError: invalid literal for long() with base 10: 'device'"

Solution Verified - Updated -


  • nfsiostat command fails with below error:
# nfsiostat
Traceback (most recent call last):
  File "/usr/sbin/nfsiostat", line 639, in 
  File "/usr/sbin/nfsiostat", line 592, in iostat_command
    devices = list_nfs_mounts(origdevices, mountstats)
  File "/usr/sbin/nfsiostat", line 495, in list_nfs_mounts
  File "/usr/sbin/nfsiostat", line 179, in parse_stats
  File "/usr/sbin/nfsiostat", line 163, in __parse_rpc_line
    self.__rpc_data[op] = [long(word) for word in words[1:]]
ValueError: invalid literal for long() with base 10: 'device'


  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6
  • seen on nfs-utils-1.3.0-0.48.el7_4.3 and below.

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