D32618.id97346.diff
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	Index: sbin/dumpon/dumpon.8
	===================================================================
	--- sbin/dumpon/dumpon.8
	+++ sbin/dumpon/dumpon.8
	@@ -28,7 +28,7 @@
	.\" From: @(#)swapon.8 8.1 (Berkeley) 6/5/93
	.\" $FreeBSD$
	.\"
	-.Dd April 23, 2020
	+.Dd October 23, 2021
	.Dt DUMPON 8
	.Os
	.Sh NAME
	@@ -366,6 +366,23 @@
	.Pp
	Be sure to fill in the server IP address and change the interface name if
	needed.
	+.Sh SYSCTL VARIABLES
	+The following
	+.Xr sysctl 8
	+variables can be used to modify or monitor the behavior of
	+crash dumps.
	+.Bl -tag -width "machdep.dump_retry_count"
	+.It Va debug.minidump
	+Set the type of kernel crash dump.
	+Possible values are 0 for a full crash dump or 1 for minidump.
	+The default is minidump.
	+.It Va kern.bootfile
	+The full pathname of the file from which the current kernel was loaded.
	+.It Va machdep.dump_retry_count
	+The maximum number of times dump will retry before giving up.
	+The default value is 5.
	+This sysctl is only supported on PowerPC and AMD64.
	+.El
	.Sh SEE ALSO
	.Xr gzip 1 ,
	.Xr kgdb 1 ,
	@@ -380,6 +397,7 @@
	.Xr loader 8 ,
	.Xr rc 8 ,
	.Xr savecore 8 ,
	+.Xr sysctl 8 ,
	.Xr swapon 8 ,
	.Xr panic 9
	.Sh HISTORY