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Hic articulus duos casus examinabit, qui discos substituunt et notitias ad novos discos maiores migrant, cum subsequenti expansione tabulae et systematis fasciculorum. Primus casus discos eodem schemate partitionis, sive MBR/MBR sive GPT/GPT, substituit. Secundus casus discos schematibus partitionis MBR cum discis maioribus quam 2 TB substituit, quod partitionem GPT cum partitione BIOSBOOT requiret. In utroque casu, disci ad quos notitiae migrantur iam installati sunt. servoSystema fasciculorum pro partitione principali adhibitum est ext4.
Causa I: Repositoque minor orbis cum maior orbis (usque ad 1TB)
Negotium: Reponere orbis vena cum maioribus orbis (usque ad 2 TB) cum notitia translationis. In hoc casu habemus 2 x 240 GB SSD (RAID-1) orbes cum systemate inaugurato et 2 x 1 TB SATA orbis ad quos ratio transferri debet.
Inspice orbis hodiernam extensionem.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sda2 8:2 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdb2 8:18 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdc 8:32 0 931,5G 0 disk
sdd 8:48 0 931,5G 0 disk Let's check the currently used file system space.
[root@localhost ~]# df -h
Файловая система Размер Использовано Дост Использовано% Cмонтировано в
devtmpfs 32G 0 32G 0% /dev
tmpfs 32G 0 32G 0% /dev/shm
tmpfs 32G 9,6M 32G 1% /run
tmpfs 32G 0 32G 0% /sys/fs/cgroup
/dev/mapper/vg0-root 204G 1,3G 192G 1% /
/dev/md126 1007M 120M 837M 13% /boot
tmpfs 6,3G 0 6,3G 0% /run/user/0 Magnitudo systematis tabellae antequam orbis reponatur, est 204 GB, 2 md126, programmata vestium adhibentur quae annectitur in /boot и md127, quod dicitur as corporis volumine for VG group vg0.
Vestit 1. removere ab orbe saepta
Reprehendo de statu ordinata
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sda1[0] sdb1[1]
1047552 blocks super 1.2 [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sda2[0] sdb2[1]
233206784 blocks super 1.2 [2/2] [UU]
bitmap: 0/2 pages [0KB], 65536KB chunk
unused devices: <none> Ratio utitur II vestit: md126 (Mons punctum /boot) - Constat sectionem /dev/sda1 и /dev/sdb1, md127 (LVM for PERMUTO et radix tabellae ratio) - constat ex /dev/sda2 и /dev/sdb2.
Partitiones primi orbis notamus quae in singulis malis sunt ordinata.
mdadm /dev/md126 --fail /dev/sda1
mdadm /dev/md127 --fail /dev/sda2
Remota fabrica saepta /dev/sda impedimentum ex vestit.
mdadm /dev/md126 --remove /dev/sda1
mdadm /dev/md127 --remove /dev/sda2Postquam orbis ex acie removimus, informationes fabricae truncus hoc modo spectabit.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdb2 8:18 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdc 8:32 0 931,5G 0 disk
sdd 8:48 0 931,5G 0 disk Status vestit dimissis orbis.
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sdb1[1]
1047552 blocks super 1.2 [2/1] [_U]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sdb2[1]
233206784 blocks super 1.2 [2/1] [_U]
bitmap: 1/2 pages [4KB], 65536KB chunk
unused devices: <none>2. Effingo partitio mensa ad novum orbem
Tabulam partitionem in disco adhiberi potes cum mandato sequenti.
fdisk -l /dev/sdb | grep 'Disk label type'
MBR output for esset:
Disk label type: dosad GPT:
Disk label type: gpt MBR pro tabula partitione exscribend testatem:
sfdisk -d /dev/sdb | sfdisk /dev/sdcHic dolor primus orbis significatur с quibus Markup exscriptus est: secundo - ubi effingo.
IUDICIUM: Pro GPT primus orbis significatur in quo copy markup; secundo orbis indicat orbis a quo copy markup. Si misceas orbes, initio bona partitio overscripta et destruenda erit.
Tabula layout de imitando GPT:
sgdisk -R /dev/sdс /dev/sdbDeinde, disci UUID temere tribue (pro GPT).
sgdisk -G /dev/sdc Post hoc mandatum est, partitiones in disco appareant /dev/sdc.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdb2 8:18 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
└─sdc2 8:34 0 222,5G 0 part
sdd 8:48 0 931,5G 0 disk Si, facto actione, partitiones in systematis orbis /dev/sdc indecisum, deinde mandatum, partitionem tabulae relegere.
sfdisk -R /dev/sdcSi hodiernae orbis tabulae MBR utantur et informationes in orbes maiores quam 2 TB transferri debent, tunc in novis orbis partibus opus erit ut GPT partitionem manualem creare utens partitio biosboot. De hoc casu in Parte 2 huius articuli disseretur.
3. Addens parietes novi orbis ad ordinata
Addamus disci partitiones ad vestit respondentes.
mdadm /dev/md126 --add /dev/sdc1
mdadm /dev/md127 --add /dev/sdc2Reprehendimus sectiones additas esse.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdb2 8:18 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc2 8:34 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 931,5G 0 disk Post hoc vestit synchronise exspectamus.
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sdc1[2] sdb1[1]
1047552 blocks super 1.2 [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sdc2[2] sdb2[1]
233206784 blocks super 1.2 [2/1] [_U]
[==>..................] recovery = 10.6% (24859136/233206784) finish=29.3min speed=118119K/sec
bitmap: 2/2 pages [8KB], 65536KB chunk
unused devices: <none> Continuos monere potes processus synchronisation utens utilitate watch.
watch -n 2 cat /proc/mdstat parametri -n specificat, quibus intervallis in secundis intervallis pro- ceptum sisto exsecutioni mandandum sit.
Repetere vestigia 1 - 3 pro tunc postea reposito orbis.
Partitiones secundi orbis notamus quae in singulis malis sunt ordinata.
mdadm /dev/md126 --fail /dev/sdb1
mdadm /dev/md127 --fail /dev/sdb2
obstructionum parietes removere fabrica /dev/sdb de vestit.
mdadm /dev/md126 --remove /dev/sdb1
mdadm /dev/md127 --remove /dev/sdb2Postquam orbis ex acie removimus, informationes fabricae truncus hoc modo spectabit.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
└─sdb2 8:18 0 222,5G 0 part
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc2 8:34 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 931,5G 0 disk
Status vestit dimissis orbis.
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sdc1[2]
1047552 blocks super 1.2 [2/1] [U_]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sdc2[2]
233206784 blocks super 1.2 [2/1] [U_]
bitmap: 1/2 pages [4KB], 65536KB chunk
unused devices: <none> MBR maceriæ solvens exscribend testatem orbis /dev/sdс ad disci /dev/sdd.
sfdisk -d /dev/sdс | sfdisk /dev/sdd Post hoc mandatum est, partitiones in disco appareant /dev/sdd.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
└─sdb2 8:18 0 222,5G 0 part
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc2 8:34 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 931,5G 0 disk
├─sdd1 8:49 0 1G 0 part
└─sdd2 8:50 0 222,5G 0 part Orbis partitiones ad addendo vestit.
mdadm /dev/md126 --add /dev/sdd1
mdadm /dev/md127 --add /dev/sdd2Reprehendimus sectiones additas esse.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
└─sdb2 8:18 0 222,5G 0 part
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc2 8:34 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 931,5G 0 disk
├─sdd1 8:49 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdd2 8:50 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]Post hoc vestit synchronise exspectamus.
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sdd1[3] sdc1[2]
1047552 blocks super 1.2 [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sdd2[3] sdc2[2]
233206784 blocks super 1.2 [2/1] [U_]
[>....................] recovery = 0.5% (1200000/233206784) finish=35.4min speed=109090K/sec
bitmap: 2/2 pages [8KB], 65536KB chunk
unused devices: <none>
5. VERMIS Installing in novis agitet
Ad CentOS:
grub2-install /dev/sdXAd Debian/Ubuntu:
grub-install /dev/sdX quibus X — littera scandali fabrica. Hoc in casu, necesse est ut VERMIS inaugurari debeas /dev/sdc и /dev/sdd.
6. Tabellae extensio (ext4) radicis partitionis
De novis orbis /dev/sdc и /dev/sdd 931.5 GB available. Ob hoc quod tabulae partitionis e tabulis minoribus transcripta est, partitiones /dev/sdc2 и /dev/sdd2 222.5 GB available.
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc2 8:34 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 931,5G 0 disk
├─sdd1 8:49 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdd2 8:50 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]oportet;
- Praetende partitionem 2 in singulis orbium ;
- Dilata ordinata md127;
- Expand PV (volumen physicum);
- Expand LV (logo-volumen) vg0-radix;
- Dilata tabella ratio.
Uti ad utilitatem navigaremus abstracti Sit scriptor expand sectioni /dev/sdc2 ad maximi pretii. Mandatum parted /dev/sdc (I) ac videre current maceriæ solvens cum imperio p (2).
Ut videre potes, finis partitionis 2 finit 240 GB. Sit scriptor expand partitio cum imperio resizepart 2, ubi 2 est numerus sectionis (3). Valorem in forma digitali indicamus, exempli gratia 1000 GB, vel indicatione disco participes - 100%. Iterum refutamus partitionem novam magnitudinem habere (4).
Iterare supra gradus ad disci /dev/sdd. Post crescentem parietibus /dev/sdc2 и /dev/sdd2 factus est = 930.5 GB.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
└─sdb2 8:18 0 222,5G 0 part
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc2 8:34 0 930,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 931,5G 0 disk
├─sdd1 8:49 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdd2 8:50 0 930,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]Post hoc ampliamus aciem md127 ad maximum.
mdadm --grow /dev/md127 --size=maxComprimamus ordinata dilatata. Nunc magnitudo eius facta 930.4 GB.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
└─sdb2 8:18 0 222,5G 0 part
sdc 8:32 0 931,5G 0 disk
├─sdc1 8:33 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc2 8:34 0 930,5G 0 part
└─md127 9:127 0 930,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 931,5G 0 disk
├─sdd1 8:49 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdd2 8:50 0 930,5G 0 part
└─md127 9:127 0 930,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]Extendit extensio corporis volumine. Priusquam expandamus, statum hodiernam PV cohibeamus.
[root@localhost ~]# pvscan
PV /dev/md127 VG vg0 lvm2 [222,40 GiB / 0 free]
Total: 1 [222,40 GiB] / in use: 1 [222,40 GiB] / in no VG: 0 [0 ]
Ut videri potest, PV . /dev/md127 utitur 222.4 GB spatii.
Capitulum PV cum sequenti mandato.
pvresize /dev/md127Reprehendo eventum expansionis PV.
[
root@localhost ~]# pvscan
PV /dev/md127 VG vg0 lvm2 [930,38 GiB / 707,98 GiB free]
Total: 1 [930,38 GiB] / in use: 1 [930,38 GiB] / in no VG: 0 [0 ]Expanding logice volumen. Priusquam expandamus, praesentem statum LV cohibeamus (1).
[root@localhost ~]# lvscan
ACTIVE '/dev/vg0/swap' [<16,00 GiB] inherit
ACTIVE '/dev/vg0/root' [<206,41 GiB] inherit LV /dev/vg0/root utitur 206.41 GR.
Volumus capitulum LV cum sequenti mandato (2).
lvextend -l +100%FREE /dev/mapper/vg0-rootActionem peractam refutamus (3).
[root@localhost ~]# lvscan
ACTIVE '/dev/vg0/swap' [<16,00 GiB] inherit
ACTIVE '/dev/vg0/root' [<914,39 GiB] inherit
Ut videre potes, crescente LV, moles orbis tractus occupati factus est 914.39 GB.
LV volumen auxit (4), sed tabella ratio adhuc 204 GB obtinet (5).
1. Dilatetur ratio tabellae.
resize2fs /dev/mapper/vg0-rootPostquam mandatum est exsecutum, magnitudinem ratio lima reprimimus.
[root@localhost ~]# df -h
Файловая система Размер Использовано Дост Использовано% Cмонтировано в
devtmpfs 32G 0 32G 0% /dev
tmpfs 32G 0 32G 0% /dev/shm
tmpfs 32G 9,5M 32G 1% /run
tmpfs 32G 0 32G 0% /sys/fs/cgroup
/dev/mapper/vg0-root 900G 1,3G 860G 1% /
/dev/md126 1007M 120M 837M 13% /boot
tmpfs 6,3G 0 6,3G 0% /run/user/0Magnitudo systematis fasciculi radicis ad 900 GB augebitur. Peractis gradibus, orbis veteres tollere potes.
Causa II: Repositoque minor orbis cum maior disks (magis quam 2TB)
Exercitatio: Praesens repone cum orbis maioribus orbis (2 x 3TB) servatis informationibus. In hoc casu habemus 2 x 240 GB SSD (RAID-1) orbes cum systemate inaugurato et 2 x 3 TB SATA orbis ad quos ratio transferri debet. Discus currentis in mensa partitione MBR utuntur. Cum in novis orbis capacitatem maiorem quam 2 TB habeant, necesse erit ut tabula GPT utatur, cum MBR non possit cum orbiculis amplioribus quam 2 TB laborare.
Inspice orbis hodiernam extensionem.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sda2 8:2 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdb2 8:18 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdc 8:32 0 2,7T 0 disk
sdd 8:48 0 2,7T 0 disk Sit scriptor reprehendo in mensa maceriæ solvens usus est in disco /dev/sda.
[root@localhost ~]# fdisk -l /dev/sda | grep 'Disk label type'
Disk label type: dos In orbe /dev/sdb simili partitio mensae adhibetur. Sit scriptor reprehendo orbis tractus usus est in ratio.
[root@localhost ~]# df -h
Файловая система Размер Использовано Дост Использовано% Cмонтировано в
devtmpfs 16G 0 16G 0% /dev
tmpfs 16G 0 16G 0% /dev/shm
tmpfs 16G 9,5M 16G 1% /run
tmpfs 16G 0 16G 0% /sys/fs/cgroup
/dev/mapper/vg0-root 204G 1,3G 192G 1% /
/dev/md126 1007M 120M 837M 13% /boot
tmpfs 3,2G 0 3,2G 0% /run/user/0Ut videre potes, radix tabellae ratio occupat 204 GB. Praesens reprimamus statum programmatis INCURSUS ordinata.
1. Installing GPT maceriæ solvens ac disci partitionibus
Sit in regione orbis layout reprehendo.
[root@localhost ~]# parted /dev/sda print
Модель: ATA KINGSTON SVP200S (scsi)
Диск /dev/sda: 240GB
Размер сектора (логич./физич.): 512B/512B
Таблица разделов: msdos
Disk Flags:
Номер Начало Конец Размер Тип Файловая система Флаги
1 1049kB 1076MB 1075MB primary загрузочный, raid
2 1076MB 240GB 239GB primary raid
In novo orbe 3TB opus est creare 3 partitiones:
- sectioni
bios_grub2MiB magnitudo pro GPT BIOS convenientiae; - Distinctio ordinata pro incursione inclusum erit
/boot. - Distinctio ad INCURSUS ordinata in qua erunt radix LV и LV PERMUTO.
Utilitatem installing navigaremus abstracti bigas yum install -y parted (nam CentOS), apt install -y parted (nam Debian/Ubuntu).
using navigaremus abstracti Mandata sequentia curramus partiri orbis.
Mandatum parted /dev/sdc et vade ad disci layout emendandi modum.
GPT partitione mensa creare.
(parted) mktable gpt Partum I sectionem bios_grub sectionem et vexillum pro eo.
(parted) mkpart primary 1MiB 3MiB
(parted) set 1 bios_grub on Partem 2 crea et vexillum pro ea pone. Partitio utendum est ut stipes pro incursione ordinata et inclusa /boot.
(parted) mkpart primary ext2 3MiB 1028MiB
(parted) set 2 boot onPartem tertiam creamus, quae etiam utendum est ut impedimentum ordinatum in quo LVM collocabitur.
(parted) mkpart primary 1028MiB 100% Quo in casu, non est necesse vexillum ponere, sed si opus sit, cum sequenti mandato apponi potest.
(parted) set 3 raid onTabulam creatam refutamus.
(parted) p
Модель: ATA TOSHIBA DT01ACA3 (scsi)
Диск /dev/sdc: 3001GB
Размер сектора (логич./физич.): 512B/4096B
Таблица разделов: gpt
Disk Flags:
Номер Начало Конец Размер Файловая система Имя Флаги
1 1049kB 3146kB 2097kB primary bios_grub
2 3146kB 1077MB 1074MB primary загрузочный
3 1077MB 3001GB 3000GB primary
GUID novum discri temere assignamus.
sgdisk -G /dev/sdd
2. removere saepta primi orbis ex vestit
Reprehendo de statu ordinata
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sda1[0] sdb1[1]
1047552 blocks super 1.2 [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sda2[0] sdb2[1]
233206784 blocks super 1.2 [2/2] [UU]
bitmap: 0/2 pages [0KB], 65536KB chunk
unused devices: <none> Ratio utitur 2 vestit: md126 (mons punctum / tabernus) - constat /dev/sda1 и /dev/sdb1, md127 (LVM for swap et radix tabellae ratio) - constat ex /dev/sda2 и /dev/sdb2.
Partitiones primi orbis notamus quae in singulis malis sunt ordinata.
mdadm /dev/md126 --fail /dev/sda1
mdadm /dev/md127 --fail /dev/sda2 obstructionum parietes removere fabrica /dev/sda de vestit.
mdadm /dev/md126 --remove /dev/sda1
mdadm /dev/md127 --remove /dev/sda2
Reperiens statum ordinata sublato orbe.
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sdb1[1]
1047552 blocks super 1.2 [2/1] [_U]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sdb2[1]
233206784 blocks super 1.2 [2/1] [_U]
bitmap: 2/2 pages [8KB], 65536KB chunk
unused devices: <none>
3. Addens parietes novi orbis ad ordinata
Proximus gradus est addere partitiones novi orbis ad vestes pro synchronisationi. Inspice statum hodiernam orbis layout.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdb2 8:18 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdc 8:32 0 2,7T 0 disk
├─sdc1 8:33 0 2M 0 part
├─sdc2 8:34 0 1G 0 part
└─sdc3 8:35 0 2,7T 0 part
sdd 8:48 0 2,7T 0 disk sectioni /dev/sdc1 Est bios_grub sectionem et non implicatum in creatione vestit. Vestit modo uti /dev/sdc2 и /dev/sdc3. Has sectiones addimus in vestimentis respondentibus.
mdadm /dev/md126 --add /dev/sdc2
mdadm /dev/md127 --add /dev/sdc3Tunc expectamus synchronise ordinata.
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sdc2[2] sdb1[1]
1047552 blocks super 1.2 [2/2] [UU]
bitmap: 0/1 pages [0KB], 65536KB chunk
md127 : active raid1 sdc3[2] sdb2[1]
233206784 blocks super 1.2 [2/1] [_U]
[>....................] recovery = 0.2% (619904/233206784) finish=31.2min speed=123980K/sec
bitmap: 2/2 pages [8KB], 65536KB chunk
unused devices: <none>Discus partitionibus additis partitionibus ad aciem.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdb2 8:18 0 222,5G 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdc 8:32 0 2,7T 0 disk
├─sdc1 8:33 0 2M 0 part
├─sdc2 8:34 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc3 8:35 0 2,7T 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 2,7T 0 disk 4. removere parietes secundi orbis ex vestit
Partitiones secundi orbis notamus quae in singulis malis sunt ordinata.
mdadm /dev/md126 --fail /dev/sdb1
mdadm /dev/md127 --fail /dev/sdb2
obstructionum parietes removere fabrica /dev/sda de vestit.
mdadm /dev/md126 --remove /dev/sdb1
mdadm /dev/md127 --remove /dev/sdb2
5. Effingo GPT layout mensam et synchronize ordinata
Ad tabulam GPT markup effingo utemur utilitate sgdisk, quae in sarcina inclusa est ad operandum cum partitionibus disci et tabula GPT - gdisk.
Occasum gdisk ad CentOS:
yum install -y gdisk Occasum gdisk ad Debian/Ubuntu:
apt install -y gdiskIUDICIUM: Pro GPT primus orbis significatur in quo markup effingo; secundo orbis indicat orbis a quo markup effingo. Si misceas orbes, initio bona partitio overscripta et destruenda erit.
GPT markup effingo mensam.
sgdisk -R /dev/sdd /dev/sdc Orbis mensam partitionibus translatis ad disci /dev/sdd.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
└─sdb2 8:18 0 222,5G 0 part
sdc 8:32 0 2,7T 0 disk
├─sdc1 8:33 0 2M 0 part
├─sdc2 8:34 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc3 8:35 0 2,7T 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 2,7T 0 disk
├─sdd1 8:49 0 2M 0 part
├─sdd2 8:50 0 1G 0 part
└─sdd3 8:51 0 2,7T 0 part Deinde addimus singulas partitiones quae programmatis INCURSUS vestit.
mdadm /dev/md126 --add /dev/sdd2
mdadm /dev/md127 --add /dev/sdd3Exspectamus ordinata synchronise.
[root@localhost ~]# cat /proc/mdstat
Personalities : [raid1]
md126 : active raid1 sdd2[3] sdc2[2]
1047552 blocks super 1.2 [2/2] [UU]
bitmap: 1/1 pages [4KB], 65536KB chunk
md127 : active raid1 sdd3[3] sdc3[2]
233206784 blocks super 1.2 [2/1] [U_]
[>....................] recovery = 0.0% (148224/233206784) finish=26.2min speed=148224K/sec
bitmap: 2/2 pages [8KB], 65536KB chunk
unused devices: <none>Post partitionem GPT ad alterum orbis novi describendum, partitio hoc modo spectabit.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
├─sda1 8:1 0 1G 0 part
└─sda2 8:2 0 222,5G 0 part
sdb 8:16 0 223,6G 0 disk
├─sdb1 8:17 0 1G 0 part
└─sdb2 8:18 0 222,5G 0 part
sdc 8:32 0 2,7T 0 disk
├─sdc1 8:33 0 2M 0 part
├─sdc2 8:34 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdc3 8:35 0 2,7T 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 2,7T 0 disk
├─sdd1 8:49 0 2M 0 part
├─sdd2 8:50 0 1G 0 part
│ └─md126 9:126 0 1023M 0 raid1 /boot
└─sdd3 8:51 0 2,7T 0 part
└─md127 9:127 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]Deinde, GRUB in novo orbes institue.
Installatio pro CentOS:
grub2-install /dev/sdXInstallatio pro Debian/Ubuntu:
grub-install /dev/sdX quibus X - litteras coegi, in casu nostro agitet /dev/sdc и /dev/sdd.
Notitia de update ordinata sumus.
Ad CentOS:
mdadm --detail --scan --verbose > /etc/mdadm.confAd Debian/Ubuntu:
echo "DEVICE partitions" > /etc/mdadm/mdadm.conf
mdadm --detail --scan --verbose | awk '/ARRAY/ {print}' >> /etc/mdadm/mdadm.conf Adaequationis imaginem initrd:
Ad CentOS:
dracut -f -v --regenerate-allAd Debian/Ubuntu:
update-initramfs -u -k allVERMIS configurationem renovamus.
Ad CentOS:
grub2-mkconfig -o /boot/grub2/grub.cfg
Ad Debian/Ubuntu:
update-grubExpletis gradibus, orbis veteris removeri possunt.
6. Tabellae extensio (ext4) radicis partitionis
Orbis partitionis ante fasciculi systematis expansionem post migrationem systematis ad 2 x 3TB orbis (RAID-1).
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
sdb 8:16 0 223,6G 0 disk
sdc 8:32 0 2,7T 0 disk
├─sdc1 8:33 0 2M 0 part
├─sdc2 8:34 0 1G 0 part
│ └─md127 9:127 0 1023M 0 raid1 /boot
└─sdc3 8:35 0 2,7T 0 part
└─md126 9:126 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 2,7T 0 disk
├─sdd1 8:49 0 2M 0 part
├─sdd2 8:50 0 1G 0 part
│ └─md127 9:127 0 1023M 0 raid1 /boot
└─sdd3 8:51 0 2,7T 0 part
└─md126 9:126 0 222,4G 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP] Nunc sectiones /dev/sdc3 и /dev/sdd3 occupant 2.7 TB. Cum novum orbis extensionem cum mensa GPT creavimus, partitionis magnitudo 3 statim ad spatium orbis maxime possibilis destinatum est, hoc in casu, partitionem ampliare non oportet.
oportet;
- Dilata ordinata md126;
- Expand PV (volumen physicum);
- Expand LV (logo-volumen) vg0-radix;
- Dilata tabella ratio.
1. Dilata ordinata md126 ad maximum.
mdadm --grow /dev/md126 --size=max
Post expansion ordinata md126 amplitudo spatii occupati crevit usque ad 2.7 TB.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223,6G 0 disk
sdb 8:16 0 223,6G 0 disk
sdc 8:32 0 2,7T 0 disk
├─sdc1 8:33 0 2M 0 part
├─sdc2 8:34 0 1G 0 part
│ └─md127 9:127 0 1023M 0 raid1 /boot
└─sdc3 8:35 0 2,7T 0 part
└─md126 9:126 0 2,7T 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
sdd 8:48 0 2,7T 0 disk
├─sdd1 8:49 0 2M 0 part
├─sdd2 8:50 0 1G 0 part
│ └─md127 9:127 0 1023M 0 raid1 /boot
└─sdd3 8:51 0 2,7T 0 part
└─md126 9:126 0 2,7T 0 raid1
├─vg0-root 253:0 0 206,4G 0 lvm /
└─vg0-swap 253:1 0 16G 0 lvm [SWAP]
Expanding corporis volumine.
Priusquam dilatare, siste praesentem valorem spatii occupati PV /dev/md126.
[root@localhost ~]# pvs
PV VG Fmt Attr PSize PFree
/dev/md126 vg0 lvm2 a-- 222,40g 0 Capitulum PV cum sequenti mandato.
pvresize /dev/md126
Cohibemus peractam actionem.
[root@localhost ~]# pvs
PV VG Fmt Attr PSize PFree
/dev/md126 vg0 lvm2 a-- <2,73t 2,51tExpanding logicum volumen vg0-radix.
Dilatato PV, stringamus spatium occupatum VG.
[root@localhost ~]# vgs
VG #PV #LV #SN Attr VSize VFree
vg0 1 2 0 wz--n- <2,73t 2,51tInhibeamus spatium occupatum LV.
[root@localhost ~]# lvs
LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert
root vg0 -wi-ao---- <206,41g
swap vg0 -wi-ao---- <16,00g In vg0-radix volumen occupat 206.41 GB.
Expandamus LV ad spatium orbis maximum.
lvextend -l +100%FREE /dev/mapper/vg0-root Reperiens LV spatium post expansionem.
[root@localhost ~]# lvs
LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert
root vg0 -wi-ao---- 2,71t
swap vg0 -wi-ao---- <16,00gExpandi ratio tabellae (ext4).
Praesens magnitudo tabella ratio reprehendo.
[root@localhost ~]# df -h
Файловая система Размер Использовано Дост Использовано% Cмонтировано в
devtmpfs 16G 0 16G 0% /dev
tmpfs 16G 0 16G 0% /dev/shm
tmpfs 16G 9,6M 16G 1% /run
tmpfs 16G 0 16G 0% /sys/fs/cgroup
/dev/mapper/vg0-root 204G 1,4G 192G 1% /
/dev/md127 1007M 141M 816M 15% /boot
tmpfs 3,2G 0 3,2G 0% /run/user/0Volumen /dev/mapper/vg0-radix 204 GB post LV expansionem obtinet.
Expandi ratio tabellae.
resize2fs /dev/mapper/vg0-root
Reperiens ratio limae magnitudinem dilatavit.
[root@localhost ~]# df -h
Файловая система Размер Использовано Дост Использовано% Cмонтировано в
devtmpfs 16G 0 16G 0% /dev
tmpfs 16G 0 16G 0% /dev/shm
tmpfs 16G 9,6M 16G 1% /run
tmpfs 16G 0 16G 0% /sys/fs/cgroup
/dev/mapper/vg0-root 2,7T 1,4G 2,6T 1% /
/dev/md127 1007M 141M 816M 15% /boot
tmpfs 3,2G 0 3,2G 0% /run/user/0 Magnitudo systematis fasciculi aucta est ad totum volumen operiendum.
Source: www.habr.com
