Date: Mon, 17 Aug 2020 10:51:04 +0000 (UTC) From: Mateusz Piotrowski <0mp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r364297 - head/usr.sbin/pmcstat Message-ID: <202008171051.07HAp4wK079166@repo.freebsd.org>
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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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