LVM modifies the partition size to reduce the size of a partition # umount/home # mke2fs-n/dev/vgsys/lvhome this command can get blocksize and blocks. Blocksize * blocks is the total size of the partition, byte, and then calculate the final size or the reduced size. change the partition size for a single... LVM.
Reduce the size of a partition
# Umount/home
# Mke2fs-n/dev/vgsys/lvhome
This command can obtain blocksize and blocks. Blocksize * blocks is the total partition size, byte,
Then calculate the final size or the reduced size, in bytes, and divide it by blocksize, that is, the final size of blocks.
# Resize2fs-f/dev/vgsys/lvhome new_block_size
# Lvreduce-L-20G/dev/vgsys/lvhome
# Mount/home
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