.\" See file COPYING in distribution for details.
-.TH MDMON 8 "" v3.2.2
+.TH MDMON 8 "" v3.2.5
.SH NAME
mdmon \- monitor MD external metadata arrays
.SH SYNOPSIS
-.BI mdmon " [--all] [--takeover] CONTAINER"
+.BI mdmon " [--all] [--takeover] [--offroot] CONTAINER"
.SH OVERVIEW
The 2.6.27 kernel brings the ability to support external metadata arrays.
containers with names longer than 5 characters, this argument can be
arbitrarily extended, e.g. to
.BR \-\-all-active-arrays .
+.TP
+.BR \-\-offroot
+Set first character of argv[0] to @ to indicate mdmon was launched
+from initrd/initramfs and should not be shutdown by systemd as part of
+the regular shutdown process. This option is normally only used by
+the system's initscripts. Please see here for more details on how
+systemd handled argv[0]:
+.IP
+.B http://www.freedesktop.org/wiki/Software/systemd/RootStorageDaemons
+.PP
.PP
Note that
.B .sock
file. The particular filesystem to use is given to mdmon at compile
time and defaults to
-.BR /dev/.mdadm .
+.BR /run/mdadm .
This filesystem must persist through to shutdown time.