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Resize LVM disk and partitions
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| #!/bin/bash | |
| # | |
| # Program: Resize LVM disk and partition <resize_disk.sh> | |
| # | |
| # Author: Mikhail Grigorev <sleuthhound at gmail dot com> | |
| # | |
| # Current Version: 1.0.2 | |
| # | |
| # License: | |
| # This program is distributed in the hope that it will be useful, | |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
| # | |
| DISK=sdb | |
| PART=1 | |
| PV=${DISK}${PART} | |
| VG=vmstorage | |
| LV=vmstorage | |
| MPOINT=/var/lib/vmstorage | |
| echo "== BEFORE ==================================================================" | |
| if [ -d "${MPOINT}" ]; then | |
| df -h ${MPOINT} | |
| echo | |
| else | |
| echo "ERROR: Mount point '${MPOINT}' not found." | |
| exit 1 | |
| fi | |
| if [ -b "/dev/${DISK}" ]; then | |
| lsblk /dev/${DISK} | |
| echo | |
| fi | |
| echo "== RESIZE ==================================================================" | |
| if [ -b "/dev/${DISK}" ]; then | |
| echo "Rescan device '${DISK}'..." | |
| echo 1 > /sys/block/${DISK}/device/rescan | |
| else | |
| echo "ERROR: Disk '${DISK}' not found." | |
| exit 1 | |
| fi | |
| if [ -b "/dev/${DISK}${PART}" ]; then | |
| echo "Resize partition '${PART}' on disk '${DISK}'..." | |
| growpart /dev/${DISK} ${PART} | |
| echo "Resize physical volume '${PV}'..." | |
| pvresize /dev/${PV} | |
| else | |
| echo "Resize physical volume '${DISK}'..." | |
| pvresize /dev/${DISK} | |
| fi | |
| if [ -b "/dev/${VG}/${LV}" ]; then | |
| echo "Resize logical volume '/dev/${VG}/${LV}'..." | |
| lvextend -r -l +100%FREE /dev/${VG}/${LV} | |
| else | |
| echo "ERROR: Logical volume '/dev/${VG}/${LV}' not found." | |
| exit 1 | |
| fi | |
| echo "== AFTER ===================================================================" | |
| df -h ${MPOINT} | |
| echo | |
| lsblk /dev/${DISK} |
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