Linux command
lvconvert 命令
安全
权限或系统影响较大，执行前请核对目标。
常用示例
Example
sudo lvconvert --type raid1 -m 1 /dev/vg_name/lv_name
Remove mirroring
sudo lvconvert -m 0 /dev/vg_name/lv_name
Merge
sudo lvconvert --merge /dev/vg_name/snapshot_lv
Repair
sudo lvconvert --repair /dev/vg_name/lv_name
Example
sudo lvconvert --type thin-pool --poolmetadata /dev/vg_name/meta_lv /dev/vg_name/pool_lv
说明
lvconvert converts or modifies the type, redundancy, or state of logical volumes. It can add/remove mirrors, convert between linear and RAID, merge snapshots, and convert to thin pools.
参数
- --type TYPE
- Convert to specified type (raid1, linear, thin-pool, cache-pool)
- -m, --mirrors N
- Number of mirrors (0 removes mirroring)
- --merge
- Merge snapshot back into origin
- --repair
- Repair degraded RAID volume
- --poolmetadata LV
- Specify metadata LV for thin pool
- --stripes N
- Number of stripes for conversion
FAQ
What is the lvconvert command used for?
lvconvert converts or modifies the type, redundancy, or state of logical volumes. It can add/remove mirrors, convert between linear and RAID, merge snapshots, and convert to thin pools.
How do I run a basic lvconvert example?
Run `sudo lvconvert --type raid1 -m 1 /dev/vg_name/lv_name` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does --type TYPE do in lvconvert?
Convert to specified type (raid1, linear, thin-pool, cache-pool)