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doc: Note new Used behavour

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Added note to NEWS in the lbirary section
Updated free.1 as it specifies the calculation

Signed-off-by: Craig Small <csmall@dropbear.xyz>
This commit is contained in:
Craig Small 2022-06-25 11:42:08 +10:00
parent 047d16ccfd
commit 8ca346762d
2 changed files with 3 additions and 2 deletions
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1
NEWS
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@ -1,6 +1,7 @@
procps-ng-NEXT
* library
Re-add elogind support merge #151
Used memory is Total - Available
* pmap: Dont reuse stdin filehandle issue #231
* ps: threads again display when -L is used with -q issue #234
* ps: proper aix format string behavior was restored

4
free.1
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@ -2,7 +2,7 @@
.\" This page Copyright (C) 1993 Matt Welsh, mdw@sunsite.unc.edu.
.\" Long options where added at April 15th, 2011.
.\" Freely distributable under the terms of the GPL
.TH FREE 1 "2020-06-16" "procps-ng" "User Commands"
.TH FREE 1 "2022-06-25" "procps-ng" "User Commands"
.SH NAME
free \- Display amount of free and used memory in the system
.SH SYNOPSIS
@ -19,7 +19,7 @@ columns are:
Total installed memory (MemTotal and SwapTotal in /proc/meminfo)
.TP
\fBused\fR
Used memory (calculated as \fBtotal\fR - \fBfree\fR - \fBbuffers\fR - \fBcache\fR)
Used or unavailable memory (calculated as \fBtotal\fR - \fBavailable\fR)
.TP
\fBfree\fR
Unused memory (MemFree and SwapFree in /proc/meminfo)