COMMENT SE REPÉRER DANS SON SYSTÈME lvm
INFORMATIONS SUR LES VOLUMES LOGIQUES
samedi 5 décembre 2009
par webmaster
RÉSUMÉ
- df -Ph | egrep -i /mapper/ | awk ’print $1’
- lvs
- fdisk -l /dev/hda
- fdisk -l (Trouve aussi les partitions virtuelles :« Groupes de Volumes »)
- pvdisplay -s ( simple / size )
- pvdisplay ( détails )
- vgdisplay -s
- vgdisplay
- lvdisplay
- lvdisplay -m
- ls -l /dev/mapper/
- mount | egrep /mapper/
1 Liste des partitions LVM montées :
[ pour plus de détails : supprimer le filtre awk ]
df -Ph | egrep -i /mapper/ | awk ’print $1’
/dev/mapper/GV_home_9-VL_h (...)
/dev/mapper/GV_home_9-VL_hh
/dev/mapper/GV_tmp_6-VL_tmp
/dev/mapper/GV_usr_7-VL_usr
/dev/mapper/GV_usrlocal_8-VL_usr_local
/dev/mapper/GV_var_5-VL_var
/dev/mapper/Podcasts-LV_Podcasts
/dev/mapper/GV_backup-LV_backup2 Plus d’infos :
lvs
LV VG Attr LSize Origin Snap% Move Log Copy%
LV_backup GV_backup -wi-ao 122,35G
VL_hh GV_home_9 -wi-ao 279,39G
VL_tmp GV_tmp_6 -wi-ao 2,00G
VL_usr GV_usr_7 -wi-ao 18,63G
VL_usr_local GV_usrlocal_8 -wi-ao 1,00G
VL_var GV_var_5 -wi-ao 6,00G
LV_Podcasts Podcasts -wi-ao 111,32G[ LV Volume Logique / VG Groupe de Volumes ]
3 Partitions :
fdisk -l /dev/hda
Disk /dev/hda: 500 GB, 500105249280 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/hda1 1 2432 19535008 83 Linux
/dev/hda2 2433 2493 481950 83 Linux
/dev/hda3 2494 2675 1453882 82 Linux swap
/dev/hda4 2676 60801 466889062 5 Extended
/dev/hda5 2676 3891 9759487 8e Linux LVM
/dev/hda6 3892 4499 4875727 8e Linux LVM
/dev/hda7 4500 6931 19527007 8e Linux LVM
/dev/hda8 6932 7174 1943865 8e Linux LVM
/dev/hda9 7175 43647 292961340 8e Linux LVM
/dev/hda10 43648 60801 137781472 8e Linux LVM4 Partitions LVM
fdisk -l Affiche aussi les partitions LVM, sous le format suivant :
Disk /dev/mapper/GV_home_9-VL_hh: 299 GB, 299992412160 bytes
255 heads, 63 sectors/track, 36472 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/mapper/GV_home_9-VL_hh1 1 36473 292969341 83 Linux5 Espaces physiques :
pvdisplay -s
Device "/dev/hdd8" has a capacity of 0
Device "/dev/hdd9" has a capacity of 4,00 MB
Device "/dev/hdd10" has a capacity of 0
Device "/dev/hdd5" has a capacity of 0
Device "/dev/hdd6" has a capacity of 0
Device "/dev/hdd7" has a capacity of 0
Device "/dev/hda9" has a capacity of 0
Device "/dev/hda8" has a capacity of 880,00 MB
Device "/dev/hda7" has a capacity of 0
Device "/dev/hda6" has a capacity of 2,66 GB
Device "/dev/hda5" has a capacity of 3,31 GB
Device "/dev/hda10" has a capacity of 131,41 GB
Device "/dev/hdd2" has a capacity of 37,11 GB6 Volumes physiques détails :
pvdisplay
--- Physical volume ---
PV Name /dev/hdd8
VG Name GV_backup
PV Size 37,11 GB / not usable 0
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 9501
Free PE 0
Allocated PE 9501
PV UUID 4i5u1j-qHKf-0SKP-6hLB-AfCi-z9rx-wDXnCF
--- Physical volume ---
PV Name /dev/hdd9
VG Name GV_backup
PV Size 39,06 GB / not usable 0
Allocatable yes
PE Size (KByte) 4096
Total PE 9999
Free PE 1
Allocated PE 9998
PV UUID w17oil-3rKb-FMEX-Q7fH-buC1-z7Oy-xugpzE
--- Physical volume ---
PV Name /dev/hdd10
VG Name GV_backup
PV Size 46,18 GB / not usable 0
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 11823
Free PE 0
Allocated PE 11823
PV UUID k1qN81-brW5-uOjq-L7vk-U3jF-9BH2-zyP7aL
--- Physical volume ---
PV Name /dev/hdd5
VG Name Podcasts
PV Size 37,11 GB / not usable 0
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 9501
Free PE 0
Allocated PE 9501
PV UUID GP8je6-4tX6-jWf4-OSi0-3Ub0-L2DN-qc6tFH
--- Physical volume ---
PV Name /dev/hdd6
VG Name Podcasts
PV Size 37,11 GB / not usable 0
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 9499
Free PE 0
Allocated PE 9499
PV UUID ahjNtX-eFKT-IshG-w2Wy-0dEM-tdnr-LsoAuy
--- Physical volume ---
PV Name /dev/hdd7
VG Name Podcasts
PV Size 37,11 GB / not usable 0
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 9499
Free PE 0
Allocated PE 9499
PV UUID yf6Rsa-wgfO-YJxP-dHPk-j8FW-FNCq-aLYILW
--- Physical volume ---
PV Name /dev/hda9
VG Name GV_home_9
PV Size 279,39 GB / not usable 0
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 71525
Free PE 0
Allocated PE 71525
PV UUID ISjUpw-hMuW-3IL1-h1hp-NDLA-Sxn5-GSCOT8
--- Physical volume ---
PV Name /dev/hda8
VG Name GV_usrlocal_8
PV Size 1,86 GB / not usable 0
Allocatable yes
PE Size (KByte) 4096
Total PE 476
Free PE 220
Allocated PE 256
PV UUID oq7ovD-5Rx2-DdMc-59TW-RrPb-vE4k-232XRv
--- Physical volume ---
PV Name /dev/hda7
VG Name GV_usr_7
PV Size 18,63 GB / not usable 0
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 4769
Free PE 0
Allocated PE 4769
PV UUID T2fX2a-7d6S-iyRn-WquF-DOkE-2cr6-zYqkJN
--- Physical volume ---
PV Name /dev/hda6
VG Name GV_tmp_6
PV Size 4,66 GB / not usable 0
Allocatable yes
PE Size (KByte) 4096
Total PE 1192
Free PE 680
Allocated PE 512
PV UUID RJUbbO-dMch-zJ0y-r0HM-BVl2-QY2z-QLghDV
--- Physical volume ---
PV Name /dev/hda5
VG Name GV_var_5
PV Size 9,31 GB / not usable 0
Allocatable yes
PE Size (KByte) 4096
Total PE 2384
Free PE 848
Allocated PE 1536
PV UUID MF5yZN-srqw-EOV0-wZU7-BudD-Ko0B-t2oArN
--- NEW Physical volume ---
PV Name /dev/hda10
VG Name
PV Size 131,41 GB
Allocatable NO
PE Size (KByte) 0
Total PE 0
Free PE 0
Allocated PE 0
PV UUID 47XaVn-fUxw-4URO-P1QF-hrNi-uyAt-FBNZjC
--- NEW Physical volume ---
PV Name /dev/hdd2
VG Name
PV Size 37,11 GB
Allocatable NO
PE Size (KByte) 0
Total PE 0
Free PE 0
Allocated PE 0
PV UUID gwxFtL-6psZ-gbMl-A21Z-4n2V-qjYh-t3S1k57 Groupes de volumes : espaces utilisés
vgdisplay -s
"GV_backup" 122,36 GB [122,35 GB used / 4,00 MB free]
"Podcasts" 111,32 GB [111,32 GB used / 0 free]
"GV_home_9" 279,39 GB [279,39 GB used / 0 free]
"GV_usrlocal_8" 1,86 GB [1,00 GB used / 880,00 MB free]
"GV_usr_7" 18,63 GB [18,63 GB used / 0 free]
"GV_tmp_6" 4,66 GB [2,00 GB used / 2,66 GB free]
"GV_var_5" 9,31 GB [6,00 GB used / 3,31 GB free]8 Groupes de volumes : détails
vgdisplay
--- Volume group ---
VG Name GV_backup
System ID
Format lvm2
Metadata Areas 3
Metadata Sequence No 5
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 3
Act PV 3
VG Size 122,36 GB
PE Size 4,00 MB
Total PE 31323
Alloc PE / Size 31322 / 122,35 GB
Free PE / Size 1 / 4,00 MB
VG UUID ZGk8Uz-2ytE-S2SG-gWfj-MNT8-UkAI-c9vHU0
--- Volume group ---
VG Name Podcasts
System ID
Format lvm2
Metadata Areas 3
Metadata Sequence No 2
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 3
Act PV 3
VG Size 111,32 GB
PE Size 4,00 MB
Total PE 28499
Alloc PE / Size 28499 / 111,32 GB
Free PE / Size 0 / 0
VG UUID 5vyBW2-Rbi4-sBUd-PFVi-a5Av-fAvf-3JGT4a
--- Volume group ---
VG Name GV_home_9
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 2
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 1
Act PV 1
VG Size 279,39 GB
PE Size 4,00 MB
Total PE 71525
Alloc PE / Size 71525 / 279,39 GB
Free PE / Size 0 / 0
VG UUID 4RiIhJ-Ypch-Hl1O-jKmC-9jhl-CVyy-XpO43G
--- Volume group ---
VG Name GV_usrlocal_8
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 2
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 1
Act PV 1
VG Size 1,86 GB
PE Size 4,00 MB
Total PE 476
Alloc PE / Size 256 / 1,00 GB
Free PE / Size 220 / 880,00 MB
VG UUID J6fBd0-W30X-EYZf-1Ytq-IBQZ-jLpK-lmMRAW
--- Volume group ---
VG Name GV_usr_7
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 2
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 1
Act PV 1
VG Size 18,63 GB
PE Size 4,00 MB
Total PE 4769
Alloc PE / Size 4769 / 18,63 GB
Free PE / Size 0 / 0
VG UUID 6bctHY-979h-RXC5-dmgV-vXys-b1Vh-OFwNzr
--- Volume group ---
VG Name GV_tmp_6
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 2
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 1
Act PV 1
VG Size 4,66 GB
PE Size 4,00 MB
Total PE 1192
Alloc PE / Size 512 / 2,00 GB
Free PE / Size 680 / 2,66 GB
VG UUID OEYnbO-Z2KE-rdnS-Ollm-1bpH-pUxQ-8owOUL
--- Volume group ---
VG Name GV_var_5
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 2
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 1
Max PV 0
Cur PV 1
Act PV 1
VG Size 9,31 GB
PE Size 4,00 MB
Total PE 2384
Alloc PE / Size 1536 / 6,00 GB
Free PE / Size 848 / 3,31 GB
VG UUID g4pcV4-ME42-3S3R-bb36-RiKN-u5ZY-3wznHj9 Volumes logiques
lvdisplay
--- Logical volume ---
LV Name /dev/GV_backup/LV_backup
VG Name GV_backup
LV UUID Z0eNGm-IobZ-317R-hpiw-zZwC-KRdj-o59KP0
LV Write Access read/write
LV Status available
# open 1
LV Size 122,35 GB
Current LE 31322
Segments 3
Allocation inherit
Read ahead sectors 0
Block device 253:0
--- Logical volume ---
LV Name /dev/Podcasts/LV_Podcasts
VG Name Podcasts
LV UUID Q4kEsa-D02s-0NsB-1mvF-cJ1o-D2sG-GRAhS7
LV Write Access read/write
LV Status available
# open 1
LV Size 111,32 GB
Current LE 28499
Segments 3
Allocation inherit
Read ahead sectors 0
Block device 253:1
--- Logical volume ---
LV Name /dev/GV_home_9/VL_hh
VG Name GV_home_9
LV UUID nT6DEY-MNNv-ACRZ-zZEo-ox9O-81W7-dy7W6b
LV Write Access read/write
LV Status available
# open 1
LV Size 279,39 GB
Current LE 71525
Segments 1
Allocation inherit
Read ahead sectors 0
Block device 253:2
--- Logical volume ---
LV Name /dev/GV_usrlocal_8/VL_usr_local
VG Name GV_usrlocal_8
LV UUID dymIVh-97Qm-fY2D-NxjB-IpnA-BpIP-o1S13c
LV Write Access read/write
LV Status available
# open 1
LV Size 1,00 GB
Current LE 256
Segments 1
Allocation inherit
Read ahead sectors 0
Block device 253:3
--- Logical volume ---
LV Name /dev/GV_usr_7/VL_usr
VG Name GV_usr_7
LV UUID iw5cgG-8nQl-sLNo-w3FD-fkrK-nmN7-XV31m9
LV Write Access read/write
LV Status available
# open 1
LV Size 18,63 GB
Current LE 4769
Segments 1
Allocation inherit
Read ahead sectors 0
Block device 253:4
--- Logical volume ---
LV Name /dev/GV_tmp_6/VL_tmp
VG Name GV_tmp_6
LV UUID L5QE4P-CiCZ-7q74-y38e-8IaX-50rT-i3ExDE
LV Write Access read/write
LV Status available
# open 1
LV Size 2,00 GB
Current LE 512
Segments 1
Allocation inherit
Read ahead sectors 0
Block device 253:5
--- Logical volume ---
LV Name /dev/GV_var_5/VL_var
VG Name GV_var_5
LV UUID tEJTnl-Yfxm-Z8mT-yUJa-ZQsN-Ybn2-XeL2Du
LV Write Access read/write
LV Status available
# open 1
LV Size 6,00 GB
Current LE 1536
Segments 1
Allocation inherit
Read ahead sectors 0
Block device 253:610 Volume logique : avec le « mapping »
idem, plus :
- N° des « extents » logiques et physiques
- Identification du volume « Linux »
lvdisplay -m /dev/GV_var_5/VL_var
--- Logical volume ---
LV Name /dev/GV_var_5/VL_var
VG Name GV_var_5
LV UUID tEJTnl-Yfxm-Z8mT-yUJa-ZQsN-Ybn2-XeL2Du
LV Write Access read/write
LV Status available
# open 1
LV Size 6,00 GB
Current LE 1536
Segments 1
Allocation inherit
Read ahead sectors 0
Block device 253:6
--- Segments ---
Logical extent 0 to 1535:
Type linear
Physical volume /dev/hda5
Physical extents 0 to 153511 Partitions Logiques : autre moyen de les lister :
ls -l /dev/mapper/
total 0
crw-rw---- 1 root disk 10, 63 2009-12-05 16:05 control
brw-rw---- 1 root disk 253, 0 2009-12-05 16:05 GV_backup-LV_backup
brw-rw---- 1 root disk 253, 2 2009-12-05 16:05 GV_home_9-VL_hh
brw-rw---- 1 root disk 253, 5 2009-12-05 16:05 GV_tmp_6-VL_tmp
brw-rw---- 1 root disk 253, 4 2009-12-05 16:05 GV_usr_7-VL_usr
brw-rw---- 1 root disk 253, 3 2009-12-05 16:05 GV_usrlocal_8-VL_usr_local
brw-rw---- 1 root disk 253, 6 2009-12-05 16:05 GV_var_5-VL_var
brw-rw---- 1 root disk 253, 1 2009-12-05 16:05 Podcasts-LV_Podcasts12 Groupes de Volumes, d’autres infos avec mount
, dont le type de système de fichiers
mount | egrep /mapper/
/dev/mapper/GV_home_9-VL_hh on /home type xfs (rw,noatime)
/dev/mapper/GV_tmp_6-VL_tmp on /tmp type xfs (rw,noatime)
/dev/mapper/GV_usr_7-VL_usr on /usr type xfs (rw,noatime)
/dev/mapper/GV_usrlocal_8-VL_usr_local on /usr/local type xfs (rw,noatime)
/dev/mapper/GV_var_5-VL_var on /var type xfs (rw,noatime)
/dev/mapper/Podcasts-LV_Podcasts on /mnt/BKP_Podcasts type xfs (rw,noatime)
/dev/mapper/GV_backup-LV_backup on /home/backup type xfs (rw,noatime)webmaster
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