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vdo: some formating updates

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This commit is contained in:
Zdenek Kabelac 2019-01-22 14:27:55 +01:00
parent 105a8edea1
commit 2264399b0d
1 changed files with 16 additions and 10 deletions
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26
man/lvmvdo.7_main
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@ -5,7 +5,6 @@ lvmvdo \(em EXPERIMENTAL LVM Virtual Data Optimizer support
.SH DESCRIPTION .SH DESCRIPTION
VDO (which includes kvdo and vdo) is software that provides inline VDO (which includes kvdo and vdo) is software that provides inline
block-level deduplication, compression, and thin provisioning capabilities block-level deduplication, compression, and thin provisioning capabilities
for primary storage. for primary storage.
@ -179,7 +178,9 @@ EOF
Disable or enable compression and deduplication for VDO pool LV Disable or enable compression and deduplication for VDO pool LV
(the volume that maintains all VDO LV(s) associated with it). (the volume that maintains all VDO LV(s) associated with it).
.nf
.B lvchange --compression [y|n] --deduplication [y|n] VG/VDOPoolLV .B lvchange --compression [y|n] --deduplication [y|n] VG/VDOPoolLV
.fi
.I Example .I Example
.br .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. consumed with all the data and metadata blocks in VDOPoolLV.
For a detailed description use \fBvdostats\fP(8) command. 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 .I Example
.br .br
@ -216,17 +217,19 @@ Note: vdostats currently understands only /dev/mapper device names.
release version : 133524 release version : 133524
data blocks used : 79 data blocks used : 79
... ...
.fi .fi
.SS 4. Extending VDOPoolLV size .SS 4. Extending VDOPoolLV size
Adding more space to hold VDO data and metadata can be made via 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. Note: Size of VDOPoolLV cannot be reduced.
.nf
.B lvextend -L+AddingSize VG/VDOPoolLV .B lvextend -L+AddingSize VG/VDOPoolLV
.fi
.I Example .I Example
.br .br
@ -237,14 +240,17 @@ Note: Size of VDOPoolLV cannot be reduced.
.SS 4. Extending or reducing VDOLV size .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 Note: Reduction needs to process TRIM for reduced disk area
to unmap used data blocks from VDOPoolLV and it may take to unmap used data blocks from VDOPoolLV and it may take
a long time. a long time.
.nf
.B lvextend -L+AddingSize VG/VDOLV .B lvextend -L+AddingSize VG/VDOLV
.B lvreduce -L-ReducingSize VG/VDOLV .B lvreduce -L-ReducingSize VG/VDOLV
.fi
.I Example .I Example
.br .br
@ -254,9 +260,7 @@ a long time.
# lvresize -L200G vg/vdo2 # lvresize -L200G vg/vdo2
.fi .fi
.SH VDO Topics .SH VDO Topics
.br .br
\& \&
@ -269,9 +273,11 @@ a long time.
.BR lvconvert (8), .BR lvconvert (8),
.BR lvchange (8), .BR lvchange (8),
.BR lvextend (8), .BR lvextend (8),
.BR lvreduce (8),
.BR lvresize (8),
.BR lvremove (8), .BR lvremove (8),
.BR lvs (8), .BR lvs (8),
.BR vdo (8), .BR vdo (8),
.BR vdoformat (8) .BR vdoformat (8),
.BR vdostats (8) .BR vdostats (8),
.BR mkfs (8)