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Annotation of researchv10dc/man/man1/ps.1, revision 1.1

1.1     ! root        1: .TH PS 1
        !             2: .CT 1 proc_man sa_mortals
        !             3: .SH NAME
        !             4: ps \(mi process status
        !             5: .SH SYNOPSIS
        !             6: .B ps
        !             7: .I option
        !             8: \&...
        !             9: .SH DESCRIPTION
        !            10: .I Ps
        !            11: prints information about processes.
        !            12: .PP
        !            13: For each process reported,
        !            14: the process id,
        !            15: control terminal,
        !            16: status,
        !            17: cpu time,
        !            18: and command name are printed.
        !            19: Status is at least one of the following letters:
        !            20: .TP
        !            21: .PD 0
        !            22: .B R
        !            23: Runnable.
        !            24: .TP
        !            25: .B S
        !            26: Asleep for less than 20 seconds.
        !            27: .TP
        !            28: .B I
        !            29: Asleep for 20 seconds or more.
        !            30: .TP
        !            31: .B P
        !            32: Waiting for memory to be paged in.
        !            33: .TP
        !            34: .B T
        !            35: Stopped by a debugger.
        !            36: .TP
        !            37: .B W
        !            38: Swapped out of memory.
        !            39: .TP
        !            40: .B N
        !            41: Positive scheduling priority;
        !            42: see
        !            43: .IR nice (2).
        !            44: .PD
        !            45: .PP
        !            46: These options modify the report for each process:
        !            47: .TP
        !            48: .B f
        !            49: Print additional lines listing each open file in use by the process.
        !            50: .PD 0
        !            51: .TP
        !            52: .B ff
        !            53: Print open files,
        !            54: but omit the process id at the beginning of each line.
        !            55: .TP
        !            56: .B h
        !            57: Print column headers.
        !            58: .TP
        !            59: .B l
        !            60: Also print virtual size and current resident size in kilobytes,
        !            61: parent process id,
        !            62: and wait channel.
        !            63: .TP
        !            64: .B n
        !            65: Don't sort the output.
        !            66: .TP
        !            67: .B u
        !            68: Also print effective userid
        !            69: and recent cpu share;
        !            70: sort by cpu share
        !            71: rather than by process id.
        !            72: .PD
        !            73: .PP
        !            74: By default,
        !            75: processes running under the current real userid
        !            76: that don't appear to be shells
        !            77: are reported.
        !            78: These options pick different processes:
        !            79: .TP
        !            80: .B a
        !            81: Report processes running under any userid.
        !            82: .PD 0
        !            83: .TP
        !            84: .BI F file
        !            85: Report processes using the named
        !            86: .IR file .
        !            87: .TP
        !            88: .B r
        !            89: Report processes with real or effective userid
        !            90: matching the current real userid.
        !            91: .TP
        !            92: .BI t s
        !            93: Report processes with controlling terminal
        !            94: .IR s .
        !            95: .I S
        !            96: may be
        !            97: .L .
        !            98: (the current controlling terminal)
        !            99: or one of the abbreviations printed by
        !           100: .IR ps ,
        !           101: e.g.
        !           102: .L 03
        !           103: for
        !           104: .FR /dev/tty03 ,
        !           105: .L dk26
        !           106: for
        !           107: .FR /dev/dk/dk26 ,
        !           108: or
        !           109: .L ?
        !           110: for processes with no control terminal.
        !           111: .TP
        !           112: .B x
        !           113: Include processes that appear to be shells.
        !           114: .TP
        !           115: .I num
        !           116: Report the process with process id
        !           117: .IR num .
        !           118: .PD
        !           119: .PP
        !           120: Multiple
        !           121: .BR F ", " t ", and"
        !           122: .I num
        !           123: options are allowed; the union of all selections is printed.
        !           124: .PP
        !           125: By default,
        !           126: .I ps
        !           127: looks for process data in the process file system
        !           128: .IR proc (4),
        !           129: but reads
        !           130: .F /dev/drum
        !           131: for information about swapped processes
        !           132: (to avoid swapping them in just to look at them)
        !           133: and
        !           134: .F /dev/kmem
        !           135: for information about open files.
        !           136: These options cause it to gather information differently:
        !           137: .TP
        !           138: .B o
        !           139: .PD 0
        !           140: Ignore
        !           141: .IR proc (4);
        !           142: read directly from
        !           143: .F /dev/mem
        !           144: and the swap area.
        !           145: Useful mostly in single-user mode
        !           146: or when examining a crash dump.
        !           147: .TP
        !           148: .BI M mem
        !           149: Read memory data from
        !           150: .IR mem
        !           151: instead of
        !           152: .F /dev/mem
        !           153: or
        !           154: .FR /dev/kmem .
        !           155: .TP
        !           156: .BI D swap
        !           157: Read swap data from
        !           158: .I swap
        !           159: instead of
        !           160: .FR /dev/drum .
        !           161: .TP
        !           162: .BI Nname
        !           163: Read symbols from
        !           164: .I name
        !           165: instead of
        !           166: .FR /unix .
        !           167: This matters only under
        !           168: option
        !           169: .BR o .
        !           170: .PD
        !           171: .PP
        !           172: To examine a crash dump,
        !           173: use
        !           174: .BI "ps oM" dumpfile.
        !           175: Option
        !           176: .B M
        !           177: changes the default swap device to
        !           178: .FR /dev/null .
        !           179: .SH FILES
        !           180: .TF /lib/ttydevs
        !           181: .TP
        !           182: .F /proc
        !           183: process images
        !           184: .TP
        !           185: .F /dev/drum
        !           186: swap device
        !           187: .TP
        !           188: .F /dev/kmem
        !           189: kernel memory
        !           190: .TP
        !           191: .F /dev/mem
        !           192: physical memory
        !           193: .TP
        !           194: .F /lib/ttydevs
        !           195: searched to find tty names
        !           196: .TP
        !           197: .F /etc/fstab
        !           198: searched to find local file system names
        !           199: .SH "SEE ALSO"
        !           200: .IR kill (1), 
        !           201: .IR proc (4), 
        !           202: .IR load (1),
        !           203: .IR pstat (8)
        !           204: .SH BUGS
        !           205: Things can change while
        !           206: .I ps
        !           207: is running.
        !           208: .br
        !           209: Since
        !           210: .I ps
        !           211: is usually set-userid,
        !           212: filename arguments like that to
        !           213: .L -M
        !           214: are potential security botches.

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