Extindere Disk: Difference between revisions

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    └─vg_wiki-lv_wiki_2    252:2    0    4G  0 lvm  /wiki/lv2
    └─vg_wiki-lv_wiki_2    252:2    0    4G  0 lvm  /wiki/lv2
  ......
  ......
</code>
=== Extindere Logical Volume ===
Volume group-ul (VG) vg_wiki a fost creeat peste intreaga partitie /dev/sdb1 iar odata cu extinderea partitiei s-a exting si VG-ul
<code class="mw-code mw-highlight plainlinks" style="display:block"><!--
-->&#32; # vgdisplay vg_wiki
&#32; &#32; --- Volume group ---
&#32; &#32; VG Name              vg_wiki
&#32; &#32; System ID
&#32; &#32; Format                lvm2
&#32; &#32; Metadata Areas        1
&#32; &#32; Metadata Sequence No  5
&#32; &#32; VG Access            read/write
&#32; &#32; VG Status            resizable
&#32; &#32; MAX LV                0
&#32; &#32; Cur LV                2
&#32; &#32; Open LV              2
&#32; &#32; Max PV                0
&#32; &#32; Cur PV                1
&#32; &#32; Act PV                1
&#32; &#32; <span style="color:#f00">VG Size              <15.00 GiB</span>
&#32; &#32; PE Size              4.00 MiB
&#32; &#32; Total PE              3839
&#32; &#32; <span style="color:#f00">Alloc PE / Size      2559 / <10.00 GiB</span>
&#32; &#32; <span style="color:#f00">Free  PE / Size      1280 / 5.00 GiB</span>
&#32; &#32; VG UUID              LvZwAo-9K3I-Qdvw-x39q-kbGT-9IAn-s7e2Nb
</code>
</code>

Revision as of 15:26, 27 June 2025

Extindere disk live in Ubuntu 2X.04 LTS

Cu VM pornit verificam disk-ul in scop cu ce partitii, VG si LV se prezinta:

# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS ...... sdb 8:16 0 10G 0 disk └─sdb1 8:17 0 10G 0 part ├─vg_wiki-lv_wiki_1 252:1 0 6G 0 lvm /wiki/lv1 └─vg_wiki-lv_wiki_2 252:2 0 4G 0 lvm /wiki/lv2 ......

Extindere HDD

Procedam la extinderea disk-ului in hypervisor (ex Proxmox VM):

Fara a restarta masina virtuala este nevoie de rescanarea disk-ului pentru a colecta informatiile legate de noua capacitate:

# echo 1 > /sys/block/sdb/device/rescan

Apoi ne asiguram ca OS-ul scanat disk-ul:

# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS ...... sdb 8:16 0 15G 0 disk └─sdb1 8:17 0 10G 0 part ├─vg_wiki-lv_wiki_1 252:1 0 6G 0 lvm /wiki/lv1 └─vg_wiki-lv_wiki_2 252:2 0 4G 0 lvm /wiki/lv2 ......

Extindere Partitie

Dupe ce a fost extins disk-ul fizic trebuie extinsa si partitia aflata pe respectivul disk:

# growpart /dev/sdb 1 CHANGED: partition=1 start=2048 old: size=20969472 end=20971519 new: size=31455199 end=31457246 # pvresize /dev/sdb1 Physical volume "/dev/sdb1" changed 1 physical volume(s) resized or updated / 0 physical volume(s) not resized

Apoi ne asiguram ca extinderea se reflecta in OS:

# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS ...... sdb 8:16 0 15G 0 disk └─sdb1 8:17 0 15G 0 part ├─vg_wiki-lv_wiki_1 252:1 0 6G 0 lvm /wiki/lv1 └─vg_wiki-lv_wiki_2 252:2 0 4G 0 lvm /wiki/lv2 ......

Extindere Logical Volume

Volume group-ul (VG) vg_wiki a fost creeat peste intreaga partitie /dev/sdb1 iar odata cu extinderea partitiei s-a exting si VG-ul

# vgdisplay vg_wiki --- Volume group --- VG Name vg_wiki System ID Format lvm2 Metadata Areas 1 Metadata Sequence No 5 VG Access read/write VG Status resizable MAX LV 0 Cur LV 2 Open LV 2 Max PV 0 Cur PV 1 Act PV 1 VG Size <15.00 GiB PE Size 4.00 MiB Total PE 3839 Alloc PE / Size 2559 / <10.00 GiB Free PE / Size 1280 / 5.00 GiB VG UUID LvZwAo-9K3I-Qdvw-x39q-kbGT-9IAn-s7e2Nb