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44 lines
1.4 KiB
Groff
44 lines
1.4 KiB
Groff
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.TH LVCHANGE 8 "LVM TOOLS" "Sistina Software UK" \" -*- nroff -*-
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.SH NAME
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lvchange \- change attributes of a logical volume
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.SH SYNOPSIS
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.B lvchange
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[\-A/\-\-autobackup y/n] [\-a/\-\-available y/n]
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[\-C/\-\-contiguous y/n] [\-d/\-\-debug] [\-h/\-?/\-\-help]
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[\-p/\-\-permission r/w] [\-r/\-\-readahead ReadAheadSectors]
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[\-v/\-\-verbose] LogicalVolumePath [LogicalVolumePath...]
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.SH DESCRIPTION
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lvchange allows you to change the attributes of a logical volume.
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.SH OPTIONS
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See \fBlvm\fP for common options.
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.TP
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.I \-A, \-\-autobackup y/n
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Controls automatic backup of VG metadata after the change ( see
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.B vgcfgbackup(8)
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). Default is yes.
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.TP
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.I \-a, \-\-available y/n
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Controls the availability of the logical volumes for use.
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This is (among others) useful for changing the logical volume's name
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( see
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.B lvrename(8)
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) safely.
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.TP
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.I \-C, \-\-contiguous y/n
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Tries to set or resets the contiguous allocation policy for
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logical volumes. It's only possible to change a non-contiguous
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logical volume's allocation policy to contiguous, if all of the
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allocated physical extents are already contiguous.
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.TP
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.I \-p, \-\-permission r/w
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Change access permission to read-only or read/write.
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.TP
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.I \-r, \-\-readahead ReadAheadSectors
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Change read ahead sector count per logical between 2 and 120.
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.SH Examples
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"lvchange -x n /dev/vg00/lvol1" prevents the allocation of any physical
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extents on logical volume lvol1 in volume group vg00.
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.SH SEE ALSO
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.BR lvm (8),
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.BR lvcreate (8)
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