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| author | Zdenek Kabelac <zkabelac@redhat.com> | 2019-01-18 20:28:35 +0100 |
|---|---|---|
| committer | Zdenek Kabelac <zkabelac@redhat.com> | 2019-01-21 12:53:16 +0100 |
| commit | 01cbdc4e673989c4d432e6bea8cde1f8f9e8cda5 (patch) | |
| tree | 5ec928cdd1f2e3c93a2576c13fca8374dfa44d83 | |
| parent | a16d914d34fff420c663ba34ac8dabfc4403de51 (diff) | |
| download | lvm2-01cbdc4e673989c4d432e6bea8cde1f8f9e8cda5.tar.gz | |
vdo: man documenting resize
| -rw-r--r-- | man/lvmvdo.7_main | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/man/lvmvdo.7_main b/man/lvmvdo.7_main index e789f7f42..11ca3aca9 100644 --- a/man/lvmvdo.7_main +++ b/man/lvmvdo.7_main @@ -219,6 +219,42 @@ Note: vdostats currently understands only /dev/mapper device names. .fi +.SS 4. Extending VDOPoolLV size + +Adding more space to hold VDO data and metadata can be made via +extension of VDODataLV. + +Note: Size of VDOPoolLV cannot be reduced. + +.B lvextend -L+AddingSize VG/VDOPoolLV + +.I Example +.br +.nf +# lvextend -L+50G vg/vdopool0 +# lvresize -L300G vg/vdopool1 +.fi + +.SS 4. Extending or reducing VDOLV size + +VDO LV can be extended or reduced as standard LV. + +Note: Reduction needs to process TRIM for reduced disk area +to unmap used data blocks from VDOPoolLV and it may take +a long time. + +.B lvextend -L+AddingSize VG/VDOLV +.B lvreduce -L-ReducingSize VG/VDOLV + +.I Example +.br +.nf +# lvextend -L+50G vg/vdo0 +# lvreduce -L-50G vg/vdo1 +# lvresize -L200G vg/vdo2 +.fi + + .SH VDO Topics .br |