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Document kern.smp.disabled tunable.

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Sponsored by:	The FreeBSD Foundation
MFC after:	3 days
This commit is contained in:
Konstantin Belousov 2018-01-06 16:29:00 +00:00
parent 90daf40223
commit f3c588e171
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=327625
1 changed files with 6 additions and 1 deletions
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7
share/man/man4/smp.4
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@ -23,7 +23,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd May 7, 2008
.Dd January 6, 2017
.Dt SMP 4
.Os
.Sh NAME
@ -57,6 +57,11 @@ The
.Xr mptable 1
command may be used to view the status of multi-processor support.
.Pp
.Nm
support can be disabled by setting the loader tunable
.Va kern.smp.disabled
to 1.
.Pp
The number of CPUs detected by the system is available in
the read-only sysctl variable
.Va hw.ncpu .