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config(5): Update upper limit for maxusers on 64-bit systems

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The limit of 384 maxusers for auto configuration was only imposed on
32-bit systems. Document that maxusers scales above 384 based on memory
for 64-bit systems.

PR:		204938
MFC after:	3 days
Reported by:	David Höppner <0xffea@gmail.com>
This commit is contained in:
Felix Johnson 2021-10-28 14:15:08 -04:00 committed by Guangyuan Yang
parent ee92c8a842
commit 191c624d95
1 changed files with 4 additions and 2 deletions
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6
usr.sbin/config/config.5
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@ -23,7 +23,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd February 9, 2020
.Dd October 28, 2021
.Dt CONFIG 5
.Os
.Sh NAME
@ -329,7 +329,9 @@ A value of 0 indicates that the kernel should configure
its data structures according to the size of available
physical memory.
If auto configuration is requested, the kernel will set
this tunable to a value between 32 and 384.
this tunable to a value between 32 and 384 for 32-bit systems,
or scale the value higher based on available memory for 64-bit
systems.
.Pp
As explained in
.Xr tuning 7 ,