mkraid(8)

NAME

mkraid - initializes/upgrades RAID device arrays

SYNOPSIS

mkraid    [--configfile]   [--version]   [--force]
[--upgrade] [-cvfu] </dev/md?>+

DESCRIPTION

mkraid sets up a set of block devices into a single RAID

array. It looks in its configuration file for the md

devices mentioned on the command line, and initializes

those arrays. mkraid works for all types of RAID arrays

(RAID1, RAID4, RAID5, LINEAR and RAID0).

Note that initializing RAID devices destroys all of the

data on the consituent devices.

OPTIONS

-c, --configfile filename

Use filename as the configuration file

(/etc/raidtab is used by default).
-f, --force
Initialize the consituent devices, even if they

appear to have data on them already.
-h, --help
Displays a short usage message, then exits.
-o, --upgrade
This option upgrades older arrays to the current

kernel's RAID version, without destroying data.

Although the utility detects various pitfalls like

mixed up disks and inconsistent superblocks, this

option should be used with care.
-V, --version
Displays a short version message, then exits.

NOTES

The raidtools are derived from the md-tools and raidtools

packages, which were originally written by Marc Zyngier,

Miguel de Icaza, Gadi Oxman, Bradley Ward Allen, and Ingo

Molnar.

BUGS

Probably many.

SEE ALSO

raidtab(5), raidstart(8), raid0run(8), raidstop(8)

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