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1.1 ! root 1: .TH LASTCOMM 1 "4 April 1983" ! 2: .UC ! 3: .SH NAME ! 4: lastcomm \- show last commands executed in reverse order ! 5: .SH SYNOPSIS ! 6: .B lastcomm ! 7: [ command name ] ... [user name] ... [terminal name] ... ! 8: .SH DESCRIPTION ! 9: .I Lastcomm ! 10: gives information on previously executed commands. ! 11: With no arguments, ! 12: .I lastcomm ! 13: prints information about all the commands recorded ! 14: during the current accounting file's lifetime. ! 15: If called with arguments, only accounting entries with a ! 16: matching command ! 17: name, user name, or terminal name are printed. ! 18: So, for example, ! 19: .ti +0.5i ! 20: lastcomm a.out root ttyd0 ! 21: .br ! 22: would produce a listing of all the ! 23: executions of commands named ! 24: .I a.out ! 25: by user ! 26: .I root ! 27: on the terminal ! 28: .IR ttyd0 . ! 29: .PP ! 30: For each process entry, the following are printed. ! 31: .in +0.5i ! 32: The name of the user who ran the process. ! 33: .br ! 34: Flags, as accumulated by the accounting facilities in the system. ! 35: .br ! 36: The command name under which the process was called. ! 37: .br ! 38: The amount of cpu time used by the process (in seconds). ! 39: .br ! 40: The time the process exited. ! 41: .in -0.5i ! 42: .PP ! 43: The flags are encoded as follows: ``S'' indicates the command was ! 44: executed by the super-user, ``F'' indicates the command ran after ! 45: a fork, but without a following ! 46: .IR exec , ! 47: ``D'' indicates the command terminated with the generation of a ! 48: .I core ! 49: file, and ``X'' indicates the command was terminated with the signal ! 50: SIGTERM. ! 51: .SH "SEE ALSO" ! 52: last(1), ! 53: sigvec(2), ! 54: acct(5), ! 55: core(5)
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