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+.\" Copyright (c) 2012, Apple Inc.  All rights reserved.
+.\"
+.Dd June 28, 2012
+.Dt LTOP 1
+.Os "Mac OS X"
+.Sh NAME
+.Nm ltop
+.Nd Display ledger information for processes on the system
+.Sh SYNOPSIS
+.Nm ltop
+.Bk -words
+.Fl h
+.Pp
+.Nm ltop
+.Op Fl dL
+.Op Fl g Ar group
+.Op Fl p Ar pid
+.Op Fl r Ar resource
+.Op Ar interval
+.Ek
+.Sh DESCRIPTION
+.Nm ltop
+displays the contents of system ledgers maintained by the kernel for each process in the system. Ledgers are a general accounting mechanism that the kernel uses to track and limit things like CPU time and memory usage.
+.Pp
+If the optional
+.Ar interval
+is specified, then
+.Nm
+will display the ledger contents every interval seconds.
+.Pp
+The options are as follows:
+.Bl -tag -width indent
+.\" ==========
+.It Fl d
+In conjunction with
+.Ar interval ,
+display the rate of change for each value, as compared to the previous sample displayed.
+.\" ==========
+.It Fl L
+Display template info. Shows which resources are tracked, and lists the associated units.
+.\" ==========
+.It Fl g Ar group
+Only display info for the ledgers associated with
+.Ar group .
+Group topology can be seen via the
+.Fl L
+option.
+.\" ==========
+.It Fl p Ar pid
+Only display info for process
+.Ar pid .
+.\" ==========
+.It Fl r Ar resource
+Only display info for resource
+.Ar resource .
+.\" ==========
+.El
+.Sh SEE ALSO
+.Xr top 1