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.TH rb_who.d 1m "$Date:: 2007-10-03 #$" "USER COMMANDS"
.SH NAME
rb_who.d - trace Ruby line execution by process using DTrace.
.SH SYNOPSIS
.B rb_who.d
.SH DESCRIPTION
This traces Ruby activity from all Ruby programs on the system that are
running with Ruby provider support.
Filenames are printed if available.
.SH OS
Any
.SH STABILITY
Evolving - uses the DTrace Ruby provider, which may change
as additional features are introduced. Check Ruby/Readme
to see what version these scripts are based on.
.SH EXAMPLES
.TP
Default output,
#
.B rb_who.d
.PP
.SH FIELDS
.TP
PID
Process ID of Ruby
.TP
UID
User ID of the owner
.TP
LINES
Number of times a line was executed
.TP
FILE
Pathname of the Ruby program
.PP
.SH DOCUMENTATION
See the DTraceToolkit for further documentation under the
Examples, Notes and Docs directories. The example files may be
especially useful as they aim to demonstrate how to interpret
the output.
.SH EXIT
rb_who.d will run until Ctrl-C is hit.
.SH AUTHOR
Brendan Gregg
[CA, USA]
.SH SEE ALSO
dtrace(1M)
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