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- ```
- start with increasing the volume in AWS console
- 2. pvresize /dev/xvdb
- 3. lvextend -l +100%FREE /dev/VGmysql/LVmysql
- 4. xfs_growfs /dev/mapper/VGmysql-LVmysql
- ```
- ```
- ## FIX HOST LVM (Need to add new volume to VGmysql )
- '''
- pvdisplay
- pvresize /dev/xvdb
- pvdispaly
- '''
- ```
- * prepare our new partitions for LVM:
- pvcreate /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1
- Let's revert this last action for training purposes:
- pvremove /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1
- pvdisplay
- ow let's create our volume group fileserver and add /dev/sdb1 - /dev/sde1 to it:
- vgcreate fileserver /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1
- vgdisplay
- Another command to learn about our volume groups:
- vgscan
- rename our volumegroup fileserver into data:
- vgrename fileserver data
- remove
- vgremove data
- Next we create our logical volumes share (40GB), backup (5GB), and media (1GB) in the volume group fileserver. Together they use a little less than 50% of the available space (that way we can make use of RAID1 later on):
- lvcreate --name share --size 40G fileserver
- lvcreate --name backup --size 5G fileserver
- lvcreate --name media --size 1G fileserver
- lvdisplay
- rename our logical volume media into films:
- lvrename fileserver media films
- lvremove /dev/fileserver/films
- Now let's enlarge media from 1GB to 1.5GB:
- lvextend -L1.5G /dev/fileserver/media
- Let's shrink it to 1GB again:
- lvreduce -L1G /dev/fileserver/media
- create file system:
- mkfs.ext3 /dev/fileserver/share
- reszie fs
- mkfs.reiserfs /dev/fileserver/media
- mkdir /var/media /var/backup /var/share
- mount /dev/fileserver/share /var/share
- mount /dev/fileserver/backup /var/backup
- mount /dev/fileserver/media /var/media
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