top: improve man doc Section 5e, FILTERING in a window
This commit involves very little content change and is more concerned with better formatting for readability. Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner
Jaromir Capik
parent
2872d24362
commit
d7f3a80e18
97
top/top.1
97
top/top.1
|
|
@ -1743,21 +1743,21 @@ a mistake, command recall will be your friend.
|
|||
Remember the Up/Down \*(KAs or their aliases when prompted for input.
|
||||
|
||||
.B Filter Basics
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
field names are case sensitive and spelled as in the header
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
selection values need not comprise the full displayed field
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
a selection is either case insensitive or sensitive to case
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
the default is inclusion, prepending '!' denotes exclusions
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
multiple selection criteria can be applied to a \*(TW
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
inclusion and exclusion criteria can be used simultaneously
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
the 1 equality and 2 relational filters can be freely mixed
|
||||
.IP " . " 5
|
||||
.IP " . " 6
|
||||
separate unique filters are maintained for each \*(TW
|
||||
.RE
|
||||
|
||||
|
|
@ -1767,32 +1767,35 @@ Later, should a filtered field become visible, the selection criteria will
|
|||
then be applied.
|
||||
|
||||
.B Keyboard Summary
|
||||
.TP 5
|
||||
\ '\fBo\fR' :\fIOther-Filter\fR (lower case)
|
||||
.TP 6
|
||||
\ \ '\fBo\fR' :\fIOther-Filter\fR (lower case)
|
||||
You will be prompted to establish a filter that \fBignores case\fR when
|
||||
matching.
|
||||
|
||||
.TP 5
|
||||
\ '\fBO\fR' :\fIOther-Filter\fR (upper case)
|
||||
.TP 6
|
||||
\ \ '\fBO\fR' :\fIOther-Filter\fR (upper case)
|
||||
You will be prompted to establish a \fBcase sensitive\fR filter.
|
||||
|
||||
.TP 5
|
||||
\ \fB^O\fR\ \ :\fIShow-Active-Filters\fR (Ctrl key + 'o')
|
||||
.TP 6
|
||||
\ \ \fB^O\fR\ \ :\fIShow-Active-Filters\fR (Ctrl key + 'o')
|
||||
This can serve as a reminder of which filters are active in the \*(CW.
|
||||
A summary will be shown on the message line until you press the <Enter> key.
|
||||
|
||||
.TP 5
|
||||
\ '\fB=\fR' :\fIReset-Filtering\fR in current window
|
||||
.TP 6
|
||||
\ \ '\fB=\fR' :\fIReset-Filtering\fR in current window
|
||||
This clears all of your selection criteria in the \*(CW.
|
||||
It also has additional impact so please \*(Xt 4a. GLOBAL Commands.
|
||||
|
||||
.TP 5
|
||||
\ '\fB+\fR' :\fIReset-Filtering\fR in all windows
|
||||
.TP 6
|
||||
\ \ '\fB+\fR' :\fIReset-Filtering\fR in all windows
|
||||
This clears the selection criteria in all windows, assuming you are in \*(AM.
|
||||
As with the '=' \*(CI, it too has additional consequences so you might wish to
|
||||
\*(Xt 5b. COMMANDS for Windows.
|
||||
.RE
|
||||
|
||||
.B Input Requirements
|
||||
.RS +3
|
||||
.P
|
||||
When prompted for selection criteria, the data you provide must take one
|
||||
of two forms.
|
||||
There are 3 required pieces of information, with a 4th as optional.
|
||||
|
|
@ -1827,10 +1830,13 @@ This happens, for example, because '100.0m' (MiB) would appear greater than
|
|||
If your filtered results appear suspect, simply altering justification or
|
||||
scaling may yet achieve the desired objective.
|
||||
See the 'j', 'J' and 'e' \*(CIs for additional information.
|
||||
.RE
|
||||
|
||||
Here are some examples of actual valid filters.
|
||||
The second \fBGROUP\fR filter might not display anything at all,
|
||||
just a blank \*(TW.
|
||||
.B Potential Problems
|
||||
.RS +3
|
||||
.P
|
||||
These \fBGROUP\fR filters could produce the exact same results or the
|
||||
second one might not display anything at all, just a blank \*(TW.
|
||||
.Bd -literal
|
||||
GROUP=root ( only the same results when )
|
||||
GROUP=ROOT ( invoked via lower case 'o' )
|
||||
|
|
@ -1838,44 +1844,55 @@ just a blank \*(TW.
|
|||
|
||||
Either of these \fBRES\fR filters might yield inconsistent and/or
|
||||
misleading results, depending on the current memory scaling factor.
|
||||
Or both filters could produce the exact same results.
|
||||
RES>9999 ( only the same results when )
|
||||
!RES<10000 ( memory scaling is at 'KiB' )
|
||||
.Ed
|
||||
|
||||
And the \fBnMin\fR filters help illustrate a problem unique to scalable fields.
|
||||
This particular field can display a maximum of 4 digits, beyond which
|
||||
vaules are automatically scaled to KiB or above.
|
||||
This \fBnMin\fR filter illustrates a problem unique to scalable fields.
|
||||
This particular field can display a maximum of 4 digits, beyond which values
|
||||
are automatically scaled to KiB or above.
|
||||
So while amounts greater than 9999 exist, they will appear as 2.6m, 197k, etc.
|
||||
Then by exploiting the trailing space, the second series of filters could
|
||||
achieve the original objective, but is offered for emphasis only.
|
||||
.Bd -literal
|
||||
nMin>9999 ( always a blank \*(TW )
|
||||
'!nMin=0 ' + '!nMin=1 ' + '!nMin=2 ' + '!nMin=3 ' ...
|
||||
.Ed
|
||||
.RE
|
||||
|
||||
The final examples illustrate how 'Other Filtering' can be creatively
|
||||
.B Potential Solutions
|
||||
.RS +3
|
||||
.P
|
||||
These examples illustrate how 'Other Filtering' can be creatively
|
||||
applied to achieve almost any desired result.
|
||||
The first one also reminds us that a trailing space is part of every
|
||||
displayed field.
|
||||
Single quotes are shown to delimit spaces which are part of
|
||||
the filters or to represent a request for status (^O) accurately.
|
||||
But if you used them in real life, no matches would be found.
|
||||
Single quotes are sometimes shown to delimit the spaces which are part of
|
||||
a filter or to represent a request for status (^O) accurately.
|
||||
But if you used them with if-values in real life, no matches would be found.
|
||||
|
||||
Assuming field \fBnTH\fR is displayed, the first filter will result in
|
||||
only multi-threaded processes being shown.
|
||||
It also reminds us that a trailing space is part of every displayed field.
|
||||
The second filter achieves the exact same results with less typing.
|
||||
With Forest View mode active and the \fBCOMMAND\fR column in view, the
|
||||
third filter effectively collapses child processes so that just 3 levels
|
||||
are shown.
|
||||
The final example shows the 2 concurrent filters necessary to display
|
||||
tasks with priorities of 20 or more, since some might be negative.
|
||||
.Bd -literal
|
||||
!nTH=' 1 ' ( ' for clarity only )
|
||||
nTH>1 ( same with less i/p )
|
||||
!COMMAND=' `- ' ( ' for clarity only )
|
||||
'PR>20' + '!PR=-' ( 2 for right result )
|
||||
.Ed
|
||||
|
||||
With Forest View mode active and the \fBCOMMAND\fR column in view, this
|
||||
filter effectively collapses child processes so that just 3 levels are shown.
|
||||
.Bd -literal
|
||||
!COMMAND=' `- ' ( ' for clarity only )
|
||||
.Ed
|
||||
|
||||
The final two filters appear as in response to the status request key (^O).
|
||||
In reality, each filter would have required separate input.
|
||||
The \fBPR\fR example shows the two concurrent filters necessary to display
|
||||
tasks with priorities of 20 or more, since some might be negative.
|
||||
Then by exploiting trailing spaces, the \fBnMin\fR series of filters could
|
||||
achieve the failed '9999' objective discussed above.
|
||||
.Bd -literal
|
||||
'PR>20' + '!PR=-' ( 2 for right result )
|
||||
'!nMin=0 ' + '!nMin=1 ' + '!nMin=2 ' + '!nMin=3 ' ...
|
||||
.Ed
|
||||
.RE
|
||||
|
||||
\*(NT When 'Other Filtering' is active, \*(We turns column highlighting
|
||||
\*F to prevent false matches on internal non-display escape sequences.
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user