问题:
A . The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information, such as /tmp.
B . The defragfs command should not be run on a large JFS2 file system when running on a 32-bit kernel.
C . The defragfs command can improve file system performance by increasing the file system’s contiguous free space.
D . The defragfs command can only be run against file systems that are mounted with read-write permissions.
● 参考解析
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