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Clarify about NSWAPDEV, add a DIAGNOSTICS section pointing to

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swapon(2), and correct HISTORY.

Reviewed by:	mike (mentor)
This commit is contained in:
David Schultz 2003-02-24 08:52:06 +00:00
parent 4937798d56
commit 1281f763a9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=111425
1 changed files with 8 additions and 3 deletions
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11
sbin/swapon/swapon.8
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@ -60,8 +60,10 @@ utilties are used to control swap devices in the system. At boot time all
swap entries in
.Pa /etc/fstab
are added automatically when the system goes multi-user.
Swap devices are interleaved and kernels are typically configured
to handle a maximum of 4 swap devices. There is no priority mechanism.
Swap devices use a fixed interleave; the maximum number of devices
is specified by the kernel configuration option NSWAPDEV, which
is typically set to 4.
There is no priority mechanism.
.Pp
The
.Nm swapon
@ -131,6 +133,9 @@ Output values in kilobytes.
The BLOCKSIZE environment variable is used if not specifically
overridden. 512 byte blocks are used by default.
.El
.Sh DIAGNOSTICS
These utilities may fail for the reasons described in
.Xr swapon 2 .
.Sh SEE ALSO
.Xr swapon 2 ,
.Xr fstab 5 ,
@ -155,4 +160,4 @@ utility appeared in
The
.Nm swapoff
utility appeared in
.Fx 5.0 .
.Fx 5.1 .