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   8 .TH RUPTIME 1 "Nov 6, 2000"
   9 .SH NAME
  10 ruptime \- show host status of local machines
  11 .SH SYNOPSIS
  12 .LP
  13 .nf
  14 \fBruptime\fR [\fB-ar\fR] [\fB-l\fR | \fB-t\fR | \fB-u\fR]
  15 .fi
  16 
  17 .SH DESCRIPTION
  18 .sp
  19 .LP
  20 The \fBruptime\fR utility gives a status line like \fBuptime\fR (see
  21 \fBuptime\fR(1)) for each machine on the local network; these are formed from
  22 packets broadcast by each host on the network approximately every three
  23 minutes.
  24 .sp
  25 .LP
  26 Machines for which no status report has been received for 11 minutes are shown
  27 as being down.
  28 .sp
  29 .LP
  30 Normally, the listing is sorted by host name, but this order can be changed by
  31 specifying one of the options listed below.
  32 .SH OPTIONS
  33 .sp
  34 .LP
  35 The following options are supported:
  36 .sp
  37 .ne 2
  38 .na
  39 \fB\fB-a\fR\fR
  40 .ad
  41 .RS 16n
  42 Counts even those users who have been idle for an hour or more.
  43 .RE
  44 
  45 .sp
  46 .ne 2
  47 .na
  48 \fB\fB-r\fR\fR
  49 .ad
  50 .RS 16n
  51 Reverses the sorting order.
  52 .RE
  53 
  54 .sp
  55 .ne 2
  56 .na
  57 \fB\fB-l\fR | \fB-t\fR | \fB-u\fR\fR
  58 .ad
  59 .RS 16n
  60 These options are mutually exclusive. The use of one overrides the previous
  61 one(s).
  62 .sp
  63 .ne 2
  64 .na
  65 \fB\fB-l\fR\fR
  66 .ad
  67 .RS 6n
  68 Sorts the display by load average.
  69 .RE
  70 
  71 .sp
  72 .ne 2
  73 .na
  74 \fB\fB-t\fR\fR
  75 .ad
  76 .RS 6n
  77 Sorts the display by up time.
  78 .RE
  79 
  80 .sp
  81 .ne 2
  82 .na
  83 \fB\fB-u\fR\fR
  84 .ad
  85 .RS 6n
  86 Sorts the display by number of users.
  87 .RE
  88 
  89 .RE
  90 
  91 .SH FILES
  92 .sp
  93 .ne 2
  94 .na
  95 \fB\fB/var/spool/rwho/whod.*\fR\fR
  96 .ad
  97 .RS 26n
  98 data files
  99 .RE
 100 
 101 .SH SEE ALSO
 102 .sp
 103 .LP
 104 \fBuptime\fR(1), \fBrwho\fR(1), \fBin.rwhod\fR(1M), \fBattributes\fR(5)