lvm
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lvm [2012/01/31 15:46] k2patel [Increasing Size] |
lvm [2017/03/23 15:56] k2patel [Add drive to LVM] |
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| - | ====== LVM ====== | ||
| - | |||
| - | LVM you can increase / decrease size without any issue.\\ | ||
| - | But it is important you do it in proper steps. | ||
| - | |||
| - | |||
| - | ==== Reducing Size ==== | ||
| - | |||
| - | <code bash> | ||
| - | umount /home | ||
| - | e2fsck -y /dev/mapper/VolGroup00-LogVol00 | ||
| - | resize2fs -f /dev/mapper/VolGroup00-LogVol00 1536M | ||
| - | lvreduce -L-512M /dev/mapper/VolGroup00-LogVol00 | ||
| - | mount /home | ||
| - | </code> | ||
| - | |||
| - | |||
| - | ==== Increasing Size ==== | ||
| - | <code bash> | ||
| - | umount /opt/ | ||
| - | e2fsck -y /dev/mapper/VolGroup00-LogVol02 | ||
| - | lvextend -L+512M /dev/mapper/VolGroup00-LogVol02 | ||
| - | resize2fs /dev/mapper/VolGroup00-LogVol02 | ||
| - | mount /opt | ||
| - | </code> | ||
| - | |||
| - | ==== Worked Example on Live System ==== | ||
| - | |||
| - | <code bash | history> | ||
| - | lvdisplay | ||
| - | vgdisplay | ||
| - | lvextend -l+1599 /dev/VolGroup00/LogVol00 | ||
| - | df -kh | ||
| - | vgdisplay | ||
| - | lvdisplay | ||
| - | resize2fs /dev/VolGroup00/LogVol00 | ||
| - | df -kh | ||
| - | </code> | ||
lvm.txt ยท Last modified: 2020/08/10 02:35 (external edit)
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