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Document the -f flag to detach.

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Document the dangers of adding subdisks to striped and RAID-5 plexes.
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grog 1999-06-22 05:55:32 +00:00
parent a26df0a059
commit fa014904d0
1 changed files with 8 additions and 2 deletions
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sbin/vinum/vinum.8
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@ -70,6 +70,7 @@ Cause the volume manager to enter the kernel debugger.
Set debugging flags. Set debugging flags.
.in .in
.Cd detach .Cd detach
.Op Fl f
.Op Ar plex | subdisk .Op Ar plex | subdisk
.in +1i .in +1i
Detach a plex or subdisk from the volume or plex to which it is attached. Detach a plex or subdisk from the volume or plex to which it is attached.
@ -369,8 +370,13 @@ A number of considerations apply to attaching subdisks:
Subdisks can normally only be attached to concatenated plexes. Subdisks can normally only be attached to concatenated plexes.
.It .It
If a striped or RAID-5 plex is missing a subdisk (for example after drive If a striped or RAID-5 plex is missing a subdisk (for example after drive
failure), it may be replaced by a subdisk of the same size only. No other failure), it should be replaced by a subdisk of the same size only.
attachment of subdisks is currently allowed. .It
In order to add further subdisks to a striped or RAID-5 plex, use the
.Fl f
(force) option. This will corrupt the data in the plex.
.\"No other attachment of
.\"subdisks is currently allowed for striped and RAID-5 plexes.
.It .It
For concatenated plexes, the For concatenated plexes, the
.Ar offset .Ar offset