svn commit: r364297 - head/usr.sbin/pmcstat
Mateusz Piotrowski
0mp at FreeBSD.org
Mon Aug 17 10:51:04 UTC 2020
Author: 0mp (doc,ports committer)
Date: Mon Aug 17 10:51:03 2020
New Revision: 364297
URL: https://svnweb.freebsd.org/changeset/base/364297
Log:
pmcstat.8: Improve description of -T
Modified:
head/usr.sbin/pmcstat/pmcstat.8
Modified: head/usr.sbin/pmcstat/pmcstat.8
==============================================================================
--- head/usr.sbin/pmcstat/pmcstat.8 Mon Aug 17 10:25:02 2020 (r364296)
+++ head/usr.sbin/pmcstat/pmcstat.8 Mon Aug 17 10:51:03 2020 (r364297)
@@ -25,7 +25,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd August 5, 2020
+.Dd August 17, 2020
.Dt PMCSTAT 8
.Os
.Sh NAME
@@ -224,11 +224,40 @@ Allocate a system mode sampling PMC measuring hardware
specified in
.Ar event-spec .
.It Fl T
-Use a top like mode for sampling PMCs. The following hotkeys
-can be used: 'A' toggle symbol resolution, 'c+a' switch to accumulative mode, 'c+d'
-switch to delta mode, 'I' toggle showing offsets into symbols, 'm' merge PMCs, 'n'
-change view, 'p' show next PMC, ' ' pause, 'q' quit. calltree only: 'f' cost under
-threshold is seen as a dot.
+Use a
+.Xr top 1 Ns -like
+mode for sampling PMCs. The following hotkeys
+can be used:
+.Pp
+.Bl -tag -compact -width "Ctrl+a" -offset 4n
+.It Ic A
+Toggle symbol resolution
+.Sm off
+.It Ic Ctrl + a
+.Sm on
+Switch to accumulative mode
+.Sm off
+.It Ic Ctrl + d
+.Sm on
+Switch to delta mode
+.It Ic f
+Represent the
+.Dq f
+cost under
+threshold as a dot (calltree only)
+.It Ic I
+Toggle showing offsets into symbols
+.It Ic m
+Merge PMCs
+.It Ic n
+Change view
+.It Ic p
+Show next PMC
+.It Ic q
+Quit
+.It Ic Space
+Pause
+.El
.It Fl U
Toggle capturing user-space call traces while in kernel mode.
The default is for sampling PMCs to capture user-space callchain information
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