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+.TH rb_calltime.d 1m "$Date:: 2007-10-03 #$" "USER COMMANDS"
+.SH NAME
+rb_calltime.d - measure Ruby elapsed times for types of operation.
+.SH SYNOPSIS
+.B rb_calltime.d
+
+.SH DESCRIPTION
+This traces Ruby activity from all programs running on the system with
+Ruby provider support.
+
+Filename and method names 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_calltime.d
+.PP
+.SH FIELDS
+.TP
+FILE
+Filename of the Ruby program
+.TP
+TYPE
+Type of call (method/obj-new/gc/total)
+.TP
+NAME
+Name of call
+.TP
+TOTAL
+Total elapsed time for calls (us)
+.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_calltime.d will run until Ctrl-C is hit.
+.SH AUTHOR
+Brendan Gregg
+[CA, USA]
+.SH SEE ALSO
+dtrace(1M)