who command displays the session of user who has been logged out.

Solution Verified - Updated -

Issue

  • who command displays the session of root user who has been logged out.
# who
root     ? pts/2        Jan 26 13:14   ?         32417 (:1.0)
  • It seems that the entry of the login session is left. How to clear the entry of the login session?

Environment

  • Red Hat Enterprise Linux
  • coreutils(including who command)

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