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vdo: some formating updates

This commit is contained in:
Zdenek Kabelac 2019-01-22 14:27:55 +01:00
parent 105a8edea1
commit 2264399b0d

View File

@ -5,7 +5,6 @@ lvmvdo \(em EXPERIMENTAL LVM Virtual Data Optimizer support
.SH DESCRIPTION
VDO (which includes kvdo and vdo) is software that provides inline
block-level deduplication, compression, and thin provisioning capabilities
for primary storage.
@ -179,7 +178,9 @@ EOF
Disable or enable compression and deduplication for VDO pool LV
(the volume that maintains all VDO LV(s) associated with it).
.nf
.B lvchange --compression [y|n] --deduplication [y|n] VG/VDOPoolLV
.fi
.I Example
.br
@ -196,7 +197,7 @@ content of virtual data for VDOLV and how much space is already
consumed with all the data and metadata blocks in VDOPoolLV.
For a detailed description use \fBvdostats\fP(8) command.
Note: vdostats currently understands only /dev/mapper device names.
Note: \fBvdostats\fP(8) currently understands only /dev/mapper device names.
.I Example
.br
@ -216,17 +217,19 @@ Note: vdostats currently understands only /dev/mapper device names.
release version : 133524
data blocks used : 79
...
.fi
.SS 4. Extending VDOPoolLV size
Adding more space to hold VDO data and metadata can be made via
extension of VDODataLV.
extension of VDODataLV with commands
\fBlvresize\fP(8), \fBlvextend\fP(8).
Note: Size of VDOPoolLV cannot be reduced.
.nf
.B lvextend -L+AddingSize VG/VDOPoolLV
.fi
.I Example
.br
@ -237,14 +240,17 @@ Note: Size of VDOPoolLV cannot be reduced.
.SS 4. Extending or reducing VDOLV size
VDO LV can be extended or reduced as standard LV.
VDO LV can be extended or reduced as standard LV with commands
\fBlvresize\fP(8), \fBlvextend\fP(8), \fBlvreduce\fP(8).
Note: Reduction needs to process TRIM for reduced disk area
to unmap used data blocks from VDOPoolLV and it may take
a long time.
.nf
.B lvextend -L+AddingSize VG/VDOLV
.B lvreduce -L-ReducingSize VG/VDOLV
.fi
.I Example
.br
@ -254,9 +260,7 @@ a long time.
# lvresize -L200G vg/vdo2
.fi
.SH VDO Topics
.br
\&
@ -269,9 +273,11 @@ a long time.
.BR lvconvert (8),
.BR lvchange (8),
.BR lvextend (8),
.BR lvreduce (8),
.BR lvresize (8),
.BR lvremove (8),
.BR lvs (8),
.BR vdo (8),
.BR vdoformat (8)
.BR vdostats (8)
.BR vdoformat (8),
.BR vdostats (8),
.BR mkfs (8)