freebsd-nq/man/man8/zfs-upgrade.8
xtouqh 1e36af8c7b
Properly format NAME subsection of zfs/zpool subcommands
Use proper names (i.e. zfs-allow and zpool-add) in NAME subsections
of zfs/zpool subcommands instead of current "pretty-printed" ones as
makewhatis utilities (or some implementations of it, namely the one
from mandoc suite used in FreeBSD) look not only at the document title
but also in NAME subsection, adding zfs(8)/zpool(8) to search results
which is not correct. (Common sense and other utilities splitting
subcommands in multiple man pages, e.g. git, do the same.)

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: xtouqh <xtouqh@hotmail.com>
Closes #11086
2020-10-22 11:28:10 -07:00

107 lines
3.0 KiB
Groff

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.Dd June 30, 2019
.Dt ZFS-UPGRADE 8
.Os
.Sh NAME
.Nm zfs-upgrade
.Nd Manage upgrading the on-disk version of filesystems.
.Sh SYNOPSIS
.Nm zfs
.Cm upgrade
.Nm zfs
.Cm upgrade
.Fl v
.Nm zfs
.Cm upgrade
.Op Fl r
.Op Fl V Ar version
.Fl a | Ar filesystem
.Sh DESCRIPTION
.Bl -tag -width ""
.It Xo
.Nm zfs
.Cm upgrade
.Xc
Displays a list of file systems that are not the most recent version.
.It Xo
.Nm zfs
.Cm upgrade
.Fl v
.Xc
Displays a list of currently supported file system versions.
.It Xo
.Nm zfs
.Cm upgrade
.Op Fl r
.Op Fl V Ar version
.Fl a | Ar filesystem
.Xc
Upgrades file systems to a new on-disk version.
Once this is done, the file systems will no longer be accessible on systems
running older versions of the software.
.Nm zfs Cm send
streams generated from new snapshots of these file systems cannot be accessed on
systems running older versions of the software.
.Pp
In general, the file system version is independent of the pool version.
See
.Xr zpool 8
for information on the
.Nm zpool Cm upgrade
command.
.Pp
In some cases, the file system version and the pool version are interrelated and
the pool version must be upgraded before the file system version can be
upgraded.
.Bl -tag -width "-V"
.It Fl V Ar version
Upgrade to the specified
.Ar version .
If the
.Fl V
flag is not specified, this command upgrades to the most recent version.
This
option can only be used to increase the version number, and only up to the most
recent version supported by this software.
.It Fl a
Upgrade all file systems on all imported pools.
.It Ar filesystem
Upgrade the specified file system.
.It Fl r
Upgrade the specified file system and all descendent file systems.
.El
.El
.Sh SEE ALSO
.Xr zpool-upgrade 8