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32 .Nd analyze a trace stream
41 utility is used to analyze an event trace stream.
42 It takes a few global options, after which the user should
43 specify a subcommand, followed by the subcommands options.
45 The global options are
46 .Bl -tag -width indent
48 Specifies the file containing the event stream.
51 .Bl -ohang -width indent
54 Lists the individual events, one per line.
55 The flags it accepts are:
56 .Bl -tag -width indent-two
58 Limits the displayed events to those matching
62 Generates an svg file ("output.svg") in the current directory,
63 displaying the stream events.
64 The flags it accepts are:
65 .Bl -tag -width indent-two
67 Limits the displayed events to those occuring within the
68 specified time interval.
69 The interval is specified in the form <num>:<num>, where
70 <num> is given in clock cycles (absolute).
78 utility first appeared in
84 utility was implemented by
85 .An Aggelos Economopoulos Aq aggelos@dragonflybsd.org