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  1. ```
  2. start with increasing the volume in AWS console
  3. 2. pvresize /dev/xvdb
  4. 3. lvextend -l +100%FREE /dev/VGmysql/LVmysql
  5. 4. xfs_growfs /dev/mapper/VGmysql-LVmysql
  6. ```
  7.  
  8.  
  9.  
  10. ```
  11. ## FIX HOST LVM (Need to add new volume to VGmysql )
  12. '''
  13. pvdisplay
  14. pvresize /dev/xvdb
  15. pvdispaly
  16. '''
  17.  
  18.  
  19. ```
  20.  
  21. * prepare our new partitions for LVM:
  22.  
  23.  
  24.  
  25. pvcreate /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1
  26.  
  27.  
  28. Let's revert this last action for training purposes:
  29. pvremove /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1
  30.  
  31.  
  32.  
  33. pvdisplay
  34.  
  35. ow let's create our volume group fileserver and add /dev/sdb1 - /dev/sde1 to it:
  36.  
  37. vgcreate fileserver /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1
  38.  
  39. vgdisplay
  40.  
  41. Another command to learn about our volume groups:
  42.  
  43. vgscan
  44.  
  45. rename our volumegroup fileserver into data:
  46.  
  47. vgrename fileserver data
  48.  
  49. remove
  50.  
  51. vgremove data
  52.  
  53. 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):
  54.  
  55. lvcreate --name share --size 40G fileserver
  56. lvcreate --name backup --size 5G fileserver
  57. lvcreate --name media --size 1G fileserver
  58.  
  59. lvdisplay
  60.  
  61.  
  62. rename our logical volume media into films:
  63.  
  64. lvrename fileserver media films
  65.  
  66. lvremove /dev/fileserver/films
  67.  
  68. Now let's enlarge media from 1GB to 1.5GB:
  69.  
  70. lvextend -L1.5G /dev/fileserver/media
  71.  
  72. Let's shrink it to 1GB again:
  73.  
  74. lvreduce -L1G /dev/fileserver/media
  75.  
  76. create file system:
  77.  
  78. mkfs.ext3 /dev/fileserver/share
  79.  
  80. reszie fs
  81.  
  82. mkfs.reiserfs /dev/fileserver/media
  83.  
  84.  
  85. mkdir /var/media /var/backup /var/share
  86.  
  87.  
  88. mount /dev/fileserver/share /var/share
  89. mount /dev/fileserver/backup /var/backup
  90. mount /dev/fileserver/media /var/media
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