svn commit: r219759 - projects/graid/head/sbin/geom/class/raid
Alexander Motin
mav at FreeBSD.org
Fri Mar 18 22:55:33 UTC 2011
Author: mav
Date: Fri Mar 18 22:55:32 2011
New Revision: 219759
URL: http://svn.freebsd.org/changeset/base/219759
Log:
Add warning about lack of RAID level migration support.
Modified:
projects/graid/head/sbin/geom/class/raid/graid.8
Modified: projects/graid/head/sbin/geom/class/raid/graid.8
==============================================================================
--- projects/graid/head/sbin/geom/class/raid/graid.8 Fri Mar 18 22:45:43 2011 (r219758)
+++ projects/graid/head/sbin/geom/class/raid/graid.8 Fri Mar 18 22:55:32 2011 (r219759)
@@ -104,7 +104,7 @@ argument specifies the on-disk metadata
such as "Intel".
The
.Ar label
-argument specifies teh label of the created volume.
+argument specifies the label of the created volume.
The
.Ar level
argument specifies the RAID level of the created volume, such as:
@@ -236,6 +236,13 @@ The GEOM RAID class follows a modular de
to be used.
Support for the following RAID levels is currently implemented: RAID0, RAID1,
RAID1E, RAID10, SINGLE, CONCAT.
+.Sh RAID LEVEL MIGRATION
+The GEOM RAID class has no support for RAID level migration, allowed by some
+metadata formats.
+If you started migration using BIOS or in some other way, make sure to
+complete it there.
+Do not run GEOM RAID class on migrating volumes under pain of possible data
+corruption!
.Sh EXIT STATUS
Exit status is 0 on success, and non-zero if the command fails.
.Sh SEE ALSO
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