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rpcbind(8): post-humously document -w (warmstart) support added in r74462

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warmstart support saves portmap/rpcbind(8) registration state on exit and
restores the saved registration state on restart.

MFC after:	7 weeks
Sponsored by:	Dell EMC Isilon
This commit is contained in:
Enji Cooper 2017-04-19 20:23:27 +00:00
parent 7e84e1cb45
commit bffe25839c
1 changed files with 23 additions and 1 deletions
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24
usr.sbin/rpcbind/rpcbind.8
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@ -10,7 +10,7 @@
.Nd universal addresses to RPC program number mapper
.Sh SYNOPSIS
.Nm
.Op Fl 6adiLlsW
.Op Fl 6adiLlswW
.Op Fl h Ar bindip
.Sh DESCRIPTION
The
@ -135,6 +135,22 @@ clients from using
to connect to services from a privileged port.
.It Fl W
Enable libwrap (TCP wrappers) support.
.It Fl w
Enable the warmstart feature.
.Pp
The warmstart feature saves RPC registrations on termination.
Any saved RPC registrations are restored on restart if
.Fl w
is specified.
This feature helps avoid RPC service interruption when restarting
.Nm .
warmstart support must be compiled in to
.Nm .
Portmap registrations are stored in
.Pa /tmp/portmap.file .
.Nm
registrations are stored in
.Pa /tmp/rpcbind.file .
.El
.Sh NOTES
All RPC servers must be restarted if
@ -142,6 +158,12 @@ All RPC servers must be restarted if
is restarted.
.Sh FILES
.Bl -tag -width /var/run/rpcbind.sock -compact
.It Pa /tmp/portmap.file
saved portmap registrations file.
.It Pa /tmp/rpcbind.file
saved
.Nm
registrations file.
.It Pa /var/run/rpcbind.sock
socket used for local connections.
.El