Vgs: Difference between revisions
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=Internal= | =Internal= | ||
* [[Linux_Logical_Volume_Management_Operations#Volume_Group_Operations|Logical Volume | * [[Linux_Logical_Volume_Management_Operations#Volume_Group_Operations|Logical Volume Operations]] | ||
=Overview= | =Overview= | ||
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Options, displays various fields: | Options, displays various fields: | ||
{{Internal|Logical Volume Management Fields|Logical Volume Management Fields}} | |||
==-S== | ==-S== | ||
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-S vg_name=${something},... | -S vg_name=${something},... | ||
</pre> | </pre> | ||
==--units== | |||
{{Internal|Logical Volume Management Units|Logical Volume Management Units}} | |||
==--nosuffix== | |||
Suppress the suffix on output sizes. Use with [[#--units|--units]]. | |||
=Example= | =Example= | ||
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<pre> | <pre> | ||
vgs --noheadings --nosuffix --units b -o vg_free | vgs --noheadings --nosuffix --units b -o vg_free docker_vg | ||
</pre> | </pre> | ||
Latest revision as of 15:09, 23 May 2017
Internal
Overview
Command that provides information information about volume groups.
# vgs VG #PV #LV #SN Attr VSize VFree docker_vg 1 0 0 wz--n- 508.00m 508.00m main_vg 1 1 0 wz--n- 7.00g 0
Options
--noheadings
Drops headers, useful when the output if mechanically processed.
-o
Options, displays various fields:
-S
Select: Display only rows that match selection criteria. The fields that can be used are listed in the -o section.
-S vg_name=${something},...
--units
--nosuffix
Suppress the suffix on output sizes. Use with --units.
Example
Free Space in the Volume Group
The amount of free space in bytes on a volume group:
vgs --noheadings --nosuffix --units b -o vg_free docker_vg