Linux command
jfs_tune 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
Show filesystem info
sudo jfs_tune [/dev/sda1]
Set volume label
sudo jfs_tune -L [label] [/dev/sda1]
Change UUID
sudo jfs_tune -U [random] [/dev/sda1]
List filesystem options
jfs_tune -l [/dev/sda1]
说明
jfs_tune adjusts parameters on JFS filesystems. It sets labels, UUIDs, and other filesystem metadata. The tool works on unmounted filesystems. It's similar to tune2fs for ext filesystems.
参数
- -L _LABEL_
- Set volume label.
- -U _UUID_
- Set or generate UUID.
- -l
- List filesystem info.
- -J _OPTIONS_
- External journal options.
- --help
- Display help information.
FAQ
What is the jfs_tune command used for?
jfs_tune adjusts parameters on JFS filesystems. It sets labels, UUIDs, and other filesystem metadata. The tool works on unmounted filesystems. It's similar to tune2fs for ext filesystems.
How do I run a basic jfs_tune example?
Run `sudo jfs_tune [/dev/sda1]` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does -L _LABEL_ do in jfs_tune?
Set volume label.