Before the Addition of new disk to the Linux Server :
=============================================================================
======>> The total number of disks on the system can be seen through fdisk -l<\/p>\n
[root@servername ~]# fdisk -l | more<\/p>\n
Disk \/dev\/sda: 21.4 GB, 21474836480 bytes
255 heads, 63 sectors\/track, 2610 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sda1 \u00a0 * \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a029 \u00a0 \u00a0 \u00a0232911 \u00a0 83 \u00a0Linux
\/dev\/sda2 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a030 \u00a0 \u00a0 \u00a0 \u00a02610 \u00a0 \u00a020731882+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdb: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdb1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdc: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdc1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdd: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdd1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sde: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors\/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sde1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 13054 \u00a0 104856223+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdf: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdf1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdg: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdg1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a083 \u00a0Linux<\/p>\n
Disk \/dev\/sdh: 32.2 GB, 32212254720 bytes
255 heads, 63 sectors\/track, 3916 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdh1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 \u00a03916 \u00a0 \u00a031455238+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdi: 644.2 GB, 644245094400 bytes
255 heads, 63 sectors\/track, 78325 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdi1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 78325 \u00a0 629145562 \u00a0 8e \u00a0Linux LVM<\/p>\n
Filesystem sizes on the server before the addition :
=====================================================<\/p>\n
[root@servername ~]# df -h
Filesystem \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Size \u00a0Used Avail Use% Mounted on
\/dev\/mapper\/vg0-root \u00a0992M \u00a0483M \u00a0458M \u00a052% \/
\/dev\/mapper\/vg0-var \u00a0 2.0G \u00a0744M \u00a01.2G \u00a040% \/var
\/dev\/mapper\/vg0-tmp \u00a0 992M \u00a0130M \u00a0812M \u00a014% \/tmp
\/dev\/mapper\/vg0-usr \u00a0 7.8G \u00a01.3G \u00a06.2G \u00a017% \/usr
\/dev\/mapper\/vg0-opt \u00a0 2.3G \u00a0982M \u00a01.2G \u00a046% \/opt
\/dev\/mapper\/vg0-home \u00a0992M \u00a0 88M \u00a0853M \u00a010% \/home
\/dev\/sda1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 221M \u00a0 26M \u00a0183M \u00a013% \/boot
tmpfs \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01006M \u00a0 \u00a0 0 1006M \u00a0 0% \/dev\/shm
\/dev\/mapper\/vg1-lv0 \u00a0 2.0T \u00a01.7T \u00a0277G \u00a086% \/data
\/dev\/mapper\/vg3-media1
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 589G \u00a0553G \u00a06.5G \u00a099% \/media<\/p>\n
We are going to increase the size of the \/media FS by adding disk to the vg3 volume group.<\/p>\n
After adding the disk from the storage , you can check the new disk availability through the fdisk -l :
========================================================================================================
=====>> New disk added will be shown as \/dev\/sdj in the below output<\/p>\n
[root@servername ~]# fdisk -l<\/p>\n
Disk \/dev\/sda: 21.4 GB, 21474836480 bytes
255 heads, 63 sectors\/track, 2610 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sda1 \u00a0 * \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a029 \u00a0 \u00a0 \u00a0232911 \u00a0 83 \u00a0Linux
\/dev\/sda2 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a030 \u00a0 \u00a0 \u00a0 \u00a02610 \u00a0 \u00a020731882+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdb: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdb1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdc: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdc1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdd: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdd1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sde: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors\/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sde1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 13054 \u00a0 104856223+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdf: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdf1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdg: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors\/track, 65270 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdg1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 65270 \u00a0 524281243+ \u00a083 \u00a0Linux<\/p>\n
Disk \/dev\/sdh: 32.2 GB, 32212254720 bytes
255 heads, 63 sectors\/track, 3916 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdh1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 \u00a03916 \u00a0 \u00a031455238+ \u00a08e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdi: 644.2 GB, 644245094400 bytes
255 heads, 63 sectors\/track, 78325 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdi1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 78325 \u00a0 629145562 \u00a0 8e \u00a0Linux LVM<\/p>\n
Disk \/dev\/sdj: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors\/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
Disk \/dev\/sdj doesn’t contain a valid partition table<\/p>\n
Now You are going to create a new partition to the allocated disk \/dev\/sdj as shown below with the commands :
=============================================================================================================<\/p>\n
[root@servername ~]# fdisk \/dev\/sdj
Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklab
Building a new DOS disklabel. Changes will remain in memory only,
until you decide to write them. After that, of course, the previous
content won’t be recoverable.<\/p>\n
The number of cylinders for this disk is set to 13054.
There is nothing wrong with that, but this is larger than 1024,
and could in certain setups cause problems with:
1) software that runs at boot time (e.g., old versions of LILO)
2) booting and partitioning software from other OSs
\u00a0 \u00a0(e.g., DOS FDISK, OS\/2 FDISK)
Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)<\/p>\n
Command (m for help): p<\/p>\n
Disk \/dev\/sdj: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors\/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System<\/p>\n
Command (m for help): n
Command action
\u00a0 \u00a0e \u00a0 extended
\u00a0 \u00a0p \u00a0 primary partition (1-4)
p
Partition number (1-4): 1
First cylinder (1-13054, default 1):
Using default value 1
Last cylinder or +size or +sizeM or +sizeK (1-13054, default 13054):
Using default value 13054<\/p>\n
Command (m for help): p<\/p>\n
Disk \/dev\/sdj: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors\/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdj1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 13054 \u00a0 104856223+ \u00a083 \u00a0Linux<\/p>\n
Command (m for help): t
Selected partition 1
Hex code (type L to list codes): L<\/p>\n
\u00a00 \u00a0Empty \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1e \u00a0Hidden W95 FAT1 80 \u00a0Old Minix \u00a0 \u00a0 \u00a0 bf \u00a0Solaris
\u00a01 \u00a0FAT12 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 24 \u00a0NEC DOS \u00a0 \u00a0 \u00a0 \u00a0 81 \u00a0Minix \/ old Lin c1 \u00a0DRDOS\/sec (FAT-
\u00a02 \u00a0XENIX root \u00a0 \u00a0 \u00a039 \u00a0Plan 9 \u00a0 \u00a0 \u00a0 \u00a0 \u00a082 \u00a0Linux swap \/ So c4 \u00a0DRDOS\/sec (FAT-
\u00a03 \u00a0XENIX usr \u00a0 \u00a0 \u00a0 3c \u00a0PartitionMagic \u00a083 \u00a0Linux \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 c6 \u00a0DRDOS\/sec (FAT-
\u00a04 \u00a0FAT16 <32M \u00a0 \u00a0 \u00a040 \u00a0Venix 80286 \u00a0 \u00a0 84 \u00a0OS\/2 hidden C: \u00a0c7 \u00a0Syrinx
\u00a05 \u00a0Extended \u00a0 \u00a0 \u00a0 \u00a041 \u00a0PPC PReP Boot \u00a0 85 \u00a0Linux extended \u00a0da \u00a0Non-FS data
\u00a06 \u00a0FAT16 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 42 \u00a0SFS \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 86 \u00a0NTFS volume set db \u00a0CP\/M \/ CTOS \/ .
\u00a07 \u00a0HPFS\/NTFS \u00a0 \u00a0 \u00a0 4d \u00a0QNX4.x \u00a0 \u00a0 \u00a0 \u00a0 \u00a087 \u00a0NTFS volume set de \u00a0Dell Utility
\u00a08 \u00a0AIX \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 4e \u00a0QNX4.x 2nd part 88 \u00a0Linux plaintext df \u00a0BootIt
\u00a09 \u00a0AIX bootable \u00a0 \u00a04f \u00a0QNX4.x 3rd part 8e \u00a0Linux LVM \u00a0 \u00a0 \u00a0 e1 \u00a0DOS access
\u00a0a \u00a0OS\/2 Boot Manag 50 \u00a0OnTrack DM \u00a0 \u00a0 \u00a093 \u00a0Amoeba \u00a0 \u00a0 \u00a0 \u00a0 \u00a0e3 \u00a0DOS R\/O
\u00a0b \u00a0W95 FAT32 \u00a0 \u00a0 \u00a0 51 \u00a0OnTrack DM6 Aux 94 \u00a0Amoeba BBT \u00a0 \u00a0 \u00a0e4 \u00a0SpeedStor
\u00a0c \u00a0W95 FAT32 (LBA) 52 \u00a0CP\/M \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a09f \u00a0BSD\/OS \u00a0 \u00a0 \u00a0 \u00a0 \u00a0eb \u00a0BeOS fs
\u00a0e \u00a0W95 FAT16 (LBA) 53 \u00a0OnTrack DM6 Aux a0 \u00a0IBM Thinkpad hi ee \u00a0EFI GPT
\u00a0f \u00a0W95 Ext’d (LBA) 54 \u00a0OnTrackDM6 \u00a0 \u00a0 \u00a0a5 \u00a0FreeBSD \u00a0 \u00a0 \u00a0 \u00a0 ef \u00a0EFI (FAT-12\/16\/
10 \u00a0OPUS \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a055 \u00a0EZ-Drive \u00a0 \u00a0 \u00a0 \u00a0a6 \u00a0OpenBSD \u00a0 \u00a0 \u00a0 \u00a0 f0 \u00a0Linux\/PA-RISC b
11 \u00a0Hidden FAT12 \u00a0 \u00a056 \u00a0Golden Bow \u00a0 \u00a0 \u00a0a7 \u00a0NeXTSTEP \u00a0 \u00a0 \u00a0 \u00a0f1 \u00a0SpeedStor
12 \u00a0Compaq diagnost 5c \u00a0Priam Edisk \u00a0 \u00a0 a8 \u00a0Darwin UFS \u00a0 \u00a0 \u00a0f4 \u00a0SpeedStor
14 \u00a0Hidden FAT16 <3 61 \u00a0SpeedStor \u00a0 \u00a0 \u00a0 a9 \u00a0NetBSD \u00a0 \u00a0 \u00a0 \u00a0 \u00a0f2 \u00a0DOS secondary
16 \u00a0Hidden FAT16 \u00a0 \u00a063 \u00a0GNU HURD or Sys ab \u00a0Darwin boot \u00a0 \u00a0 fb \u00a0VMware VMFS
17 \u00a0Hidden HPFS\/NTF 64 \u00a0Novell Netware \u00a0b7 \u00a0BSDI fs \u00a0 \u00a0 \u00a0 \u00a0 fc \u00a0VMware VMKCORE
18 \u00a0AST SmartSleep \u00a065 \u00a0Novell Netware \u00a0b8 \u00a0BSDI swap \u00a0 \u00a0 \u00a0 fd \u00a0Linux raid auto
1b \u00a0Hidden W95 FAT3 70 \u00a0DiskSecure Mult bb \u00a0Boot Wizard hid fe \u00a0LANstep
1c \u00a0Hidden W95 FAT3 75 \u00a0PC\/IX \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 be \u00a0Solaris boot \u00a0 \u00a0ff \u00a0BBT
Hex code (type L to list codes): 8e
Changed system type of partition 1 to 8e (Linux LVM)<\/p>\n
Command (m for help): w
The partition table has been altered!<\/p>\n
Calling ioctl() to re-read partition table.
Syncing disks.<\/p>\n
=======>> Change the partition type from linux state to the linux LVM state by the command code 8e as shown above.<\/p>\n
After the Patition done by the above process now you can able to see the partition as shown below with the Output :<\/p>\n
Disk \/dev\/sdj: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors\/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
\u00a0 \u00a0Device Boot \u00a0 \u00a0 \u00a0Start \u00a0 \u00a0 \u00a0 \u00a0 End \u00a0 \u00a0 \u00a0Blocks \u00a0 Id \u00a0System
\/dev\/sdj1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 \u00a0 \u00a0 \u00a0 13054 \u00a0 104856223+ \u00a08e \u00a0Linux LVM<\/p>\n
=======>> Now create the pv on the server by the above partition.<\/p>\n
[root@servername ~]# pvcreate \/dev\/sdj1
\u00a0Physical volume “\/dev\/sdj1” successfully created<\/p>\n
=======>> vg free space before the addition of pv to the volumegroup.<\/p>\n
[root@servername ~]# vgdisplay vg3
\u00a0 \/dev\/vg2\/media: read failed after 0 of 4096 at 0: Input\/output error
\u00a0 — Volume group —
\u00a0 VG Name \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 vg3
\u00a0 System ID
\u00a0 Format \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0lvm2
\u00a0 Metadata Areas \u00a0 \u00a0 \u00a0 \u00a01
\u00a0 Metadata Sequence No \u00a05
\u00a0 VG Access \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 read\/write
\u00a0 VG Status \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 resizable
\u00a0 MAX LV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00
\u00a0 Cur LV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01
\u00a0 Open LV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1
\u00a0 Max PV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00
\u00a0 Cur PV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01
\u00a0 Act PV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01
\u00a0 VG Size \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 600.00 GB
\u00a0 PE Size \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 4.00 MB
\u00a0 Total PE \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0153599
\u00a0 Alloc PE \/ Size \u00a0 \u00a0 \u00a0 153088 \/ 598.00 GB
\u00a0 Free \u00a0PE \/ Size \u00a0 \u00a0 \u00a0 511 \/ 2.00 GB
\u00a0 VG UUID \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 aVQV67-68Ge-b6EK-FnbI-81S2-9wsr-EobIkt<\/p>\n
=======>> Now extend the volume group by adding the pv as shown below<\/p>\n
[root@servername ~]# vgextend vg3 \/dev\/sdj1
\u00a0 Volume group “vg3” successfully extended<\/p>\n
=======>> Now check the volume group free space on the server as shown below<\/p>\n
[root@servername ~]# vgdisplay vg3
\u00a0 \/dev\/vg2\/media: read failed after 0 of 4096 at 0: Input\/output error
\u00a0 — Volume group —
\u00a0 VG Name \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 vg3
\u00a0 System ID
\u00a0 Format \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0lvm2
\u00a0 Metadata Areas \u00a0 \u00a0 \u00a0 \u00a02
\u00a0 Metadata Sequence No \u00a06
\u00a0 VG Access \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 read\/write
\u00a0 VG Status \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 resizable
\u00a0 MAX LV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00
\u00a0 Cur LV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01
\u00a0 Open LV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1
\u00a0 Max PV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00
\u00a0 Cur PV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a02
\u00a0 Act PV \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a02
\u00a0 VG Size \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 699.99 GB
\u00a0 PE Size \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 4.00 MB
\u00a0 Total PE \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0179198
\u00a0 Alloc PE \/ Size \u00a0 \u00a0 \u00a0 153088 \/ 598.00 GB
\u00a0 Free \u00a0PE \/ Size \u00a0 \u00a0 \u00a0 26110 \/ 101.99 GB
\u00a0 VG UUID \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 aVQV67-68Ge-b6EK-FnbI-81S2-9wsr-EobIkt<\/p>\n
=======>> Now increase ( 100GB ) \u00a0the LV size as you needed the free space on the FS as shown below<\/p>\n
[root@servername ~]# lvextend -L +100G \/dev\/vg3\/media1
\u00a0 Extending logical volume media1 to 698.00 GB
\u00a0 Logical volume media1 successfully resized<\/p>\n
=======>> Now resize the FS as shown below<\/p>\n
[root@servername ~]# resize2fs -p \/dev\/vg3\/media1<\/p>\n
resize2fs 1.39 (29-May-2006)<\/p>\n
Filesystem at \/dev\/vg3\/media1 is mounted on \/media; on-line resizing required<\/p>\n
Performing an on-line resize of \/dev\/vg3\/media1 to 182976512 (4k) blocks.<\/p>\n
The filesystem on \/dev\/vg3\/media1 is now 182976512 blocks long.<\/p>\n
=======>> Now check the FS size with the below output.<\/p>\n
[root@servername ~]# df -h \/media
Filesystem \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Size \u00a0Used Avail Use% Mounted on
\/dev\/mapper\/vg3-media1
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 688G \u00a0553G \u00a0100G \u00a085% \/media<\/p>\n","protected":false},"excerpt":{"rendered":"
Before the Addition of new disk to the Linux Server : ============================================================================= ======>> The total number of disks on the system can be seen through fdisk -l<\/p>\n
[root@servername ~]# fdisk -l | more<\/p>\n
Disk \/dev\/sda: 21.4 GB, 21474836480 bytes 255 heads, 63 sectors\/track, 2610 cylinders Units = cylinders of 16065 * 512 = […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"_links":{"self":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/1354"}],"collection":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1354"}],"version-history":[{"count":1,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/1354\/revisions"}],"predecessor-version":[{"id":1355,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/1354\/revisions\/1355"}],"wp:attachment":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}