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include/improve new LVM page

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This commit is contained in:
Dietmar Maurer 2016-09-12 12:18:27 +02:00
parent d362b7f479
commit 8b849dc378
4 changed files with 42 additions and 4 deletions
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1
Makefile
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@ -104,6 +104,7 @@ SYSADMIN_PARTS= \
pve-package-repos \ pve-package-repos \
pve-installation \ pve-installation \
system-software-updates \ system-software-updates \
local-lvm \
local-zfs local-zfs
SYSADMIN_SOURCES= \ SYSADMIN_SOURCES= \

4
debian/tree/pve-docs-mediawiki/pve-docs-mediawiki-import vendored
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@ -80,6 +80,10 @@ my $docs = {
title => "ZFS on Linux", title => "ZFS on Linux",
category => $cat_refdoc, category => $cat_refdoc,
}, },
'sysadmin-local-lvm-plain.html' => {
title => "Logical Volume Manager (LVM)",
category => $cat_refdoc,
},
'sysadmin-pve-installation-plain.html' => { 'sysadmin-pve-installation-plain.html' => {
title => "Installation", title => "Installation",
category => $cat_refdoc, category => $cat_refdoc,

37
local-lvm.adoc
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@ -3,9 +3,38 @@ Logical Volume Manager (LVM)
include::attributes.txt[] include::attributes.txt[]
Most people install {pve} directly on a local disk. The {pve} Most people install {pve} directly on a local disk. The {pve}
installation CD offers several options for local disk management. The installation CD offers several options for local disk management, and
current default setup uses LVM and 'ext4' for the root the current default setup uses LVM. The installer let you select a
partition. LVM-thin is used for VM images, because this has efficient single disk for such setup, and uses that disk as physical volume for
support for snapshots and clones. the **V**olume **G**roup (VG) 'pve'. The following output is from a
test installation using a small 8GB disk:
----
# pvs
PV VG Fmt Attr PSize PFree
/dev/sda3 pve lvm2 a-- 7.87g 876.00m
# vgs
VG #PV #LV #SN Attr VSize VFree
pve 1 3 0 wz--n- 7.87g 876.00m
----
The installer allocates three **L**ogical **V**olumes (LV) inside this
VG:
----
# lvs
LV VG Attr LSize Pool Origin Data% Meta%
data pve twi-a-tz-- 4.38g 0.00 0.63
root pve -wi-ao---- 1.75g
swap pve -wi-ao---- 896.00m
----
root:: Formatted as 'ext4', and contains the operation system.
swap:: Swap partition
data:: This volume uses LVM-thin, and is used to store VM
images. LVM-thin is preferable for this task, because it offers
efficient support for snapshots and clones.

4
sysadmin.adoc
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@ -79,6 +79,8 @@ See Also
* link:/wiki/System_Software_Updates[System Software Updates] * link:/wiki/System_Software_Updates[System Software Updates]
* link:/wiki/Logical_Volume_Manager_(LVM)[Logical Volume Manager (LVM)]
* link:/wiki/ZFS_on_Linux[ZFS on Linux] * link:/wiki/ZFS_on_Linux[ZFS on Linux]
endif::wiki[] endif::wiki[]
@ -96,6 +98,8 @@ include::system-software-updates.adoc[]
include::pve-network.adoc[] include::pve-network.adoc[]
include::local-lvm.adoc[]
include::local-zfs.adoc[] include::local-zfs.adoc[]
endif::wiki[] endif::wiki[]