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top: introduced new focus toggle ('F'), man doc & NEWS

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[ i also corrected an unrelated typographical error! ]

Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner 2021-07-24 00:00:00 -05:00 committed by Craig Small
parent 3e922e671d
commit 37a4601882
2 changed files with 30 additions and 15 deletions
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1
NEWS
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@ -14,6 +14,7 @@ procps-ng-NEXT
* top: added EXE identical to 3.3.17 ps EXE
* top: exploit some library smaps_rollup provisions issue #112
* top: added four new IO accounting fields issue #184
* top: 'F' key is now a new forest view 'focus' toggle
procps-ng-3.3.17
---------------

44
top/top.1
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@ -64,7 +64,7 @@ memory statistics and data for other users requires root privileges
.
.\" Document /////////////////////////////////////////////////////////////
.\" ----------------------------------------------------------------------
.TH TOP 1 "June 2021" "procps-ng" "User Commands"
.TH TOP 1 "July 2021" "procps-ng" "User Commands"
.\" ----------------------------------------------------------------------
.nh
@ -1193,9 +1193,9 @@ depending on the context in which they are issued.
C, l, t, m, 1, 2, 3, 4, !
4c.\fI Task-Area-Commands \fR
Appearance: b, J, j, x, y, z
Content: c, f, F, o, O, S, u, U, V, v
Content: c, F, f, O, o, S, U, u, V, v
Size: #, i, n
Sorting: <, >, f, F, R
Sorting: <, >, f, R
4d.\fI Color-Mapping \fR
<Ret>, a, B, b, H, M, q, S, T, w, z, 0 \- 7
5b.\fI Commands-for-Windows \fR
@ -1238,8 +1238,8 @@ those \*(CIs applicable to \*(AM.
.TP 7
\ \ \ \fB=\fR\ \ :\fIExit-Display-Limits \fR
Removes restrictions on what is shown.
This command will reverse any `i' (idle tasks), `n' (max tasks)
and `v' (hide children) commands that might be active.
This command will reverse any `i' (idle tasks), `n' (max tasks),
`v' (hide children) and `F' focus commands that might be active.
It also provides for an exit from PID monitoring, User filtering,
Other filtering, Locate processing and Combine Cpus mode.
@ -1536,7 +1536,7 @@ It requires a terminal with a minimum width of 80 columns.
If a terminal's width is decreased below the minimum while \*(We
is running, \*(We reverts to the normal `1' toggle \*F state.
To avoid truncation when displaying detailed \*(Pu statistcs,
To avoid truncation when displaying detailed \*(Pu statistics,
as opposed to the graphic representations, a minimum width
of 165 columns would be required.
@ -1644,14 +1644,28 @@ is currently visible.
Later, should that field come into view, the change you applied will be seen.
.TP 7
\ \ \ \fBf\fR | \fBF\fR\ \ :\fIFields-Management \fR
These keys display a separate screen where you can change which fields are
\ \ \ \fBF\fR\ \ :\fIMaintain-Parent-Focus\fR toggle \fR
When in forest view mode, this key serves as a toggle to retain focus
on a target task, presumably one with forked children.
If forest view mode is \*F this key has no effect.
The toggle is applied to the first (topmost) process in the \*(CW.
Once established, that task is always displayed as the first (topmost)
process along with its forked children.
All other processes will be suppressed.
\*(NT keys like `i' (idle tasks), `n' (max tasks), `v' (hide children)
and User/Other filtering remain accessible and can impact what is displayed.
.TP 7
\ \ \ \fBf\fR\ \ :\fIFields-Management \fR
This key displays a separate screen where you can change which fields are
displayed, their order and also designate the sort field.
For additional information on these \*(CIs
For additional information on this \*(CI
\*(Xt 3b. MANAGING Fields.
.TP 7
\ \ \ \fBo\fR | \fBO\fR\ \ :\fIOther-Filtering \fR
\ \ \ \fBO\fR | \fBo\fR\ \ :\fIOther-Filtering \fR
You will be prompted for the selection criteria which then determines
which tasks will be shown in the \*(CW.
Your criteria can be made case sensitive or case can be ignored.
@ -1677,7 +1691,7 @@ If you wish to know in advance whether or not Cumulative mode is in
effect, simply ask for help and view the window summary on the second line.
.TP 7
\ \ \ \fBu\fR | \fBU\fR\ \ :\fIShow-Specific-User-Only \fR
\ \ \ \fBU\fR | \fBu\fR\ \ :\fIShow-Specific-User-Only \fR
You will be prompted for the\fB uid\fR or\fB name\fR of the user to display.
The \-u option matches on \fB effective\fR user whereas the \-U option
matches on\fB any\fR user (real, effective, saved, or filesystem).
@ -1786,8 +1800,8 @@ The following \*(CIs will\fB always\fR be honored whether or not
the current sort field is visible.
.TP 7
\ \ \ \fBf\fR | \fBF\fR\ \ :\fIFields-Management \fR
These keys display a separate screen where you can change which field
\ \ \ \fBf\fR\ \ :\fIFields-Management \fR
This key displays a separate screen where you can change which field
is used as the sort column, among other functions.
This can be a convenient way to simply verify the current sort field,
when running \*(We with column highlighting turned \*F.
@ -1883,8 +1897,8 @@ as the only display element.
*\ \ \fB=\fR | \fB+\fR\ \ :\fIEqualize/Reset-Window(s) \fR
The `=' key forces the \*(CW's \*(TD to be visible.
It also reverses any active `i' (idle tasks), `n' (max tasks), `u/U'
(user filter), `o/O' (other filter), `v' (hide children), `L' (locate)
and `!' (combine cpus) commands.
(user filter), `o/O' (other filter), `v' (hide children), `F' focused,
`L' (locate) and `!' (combine cpus) commands.
Also, if the window had been scrolled, it will be reset with this command.
\*(XT 5c. SCROLLING a Window for additional information regarding vertical
and horizontal scrolling.