Linux2008. 11. 21. 11:29

일단 mkfs는 DOS로 치자면 format 명령인데
linux에서는 ext2는 이제 잘 안쓰고 ext3를 주로 쓴다.

흥미롭게도 mkfs 과정중에 mkfs.ext2 와 mkfs.ext3 의 결과의 차이가 한줄 뿐이라는 사실을 발견했다.
그리고 부가적으로는 자동으로 체크하는 mount 횟수의 차이도 있다.


[root@localhost mnt]# mkfs.ext2 /dev/sda2
mke2fs 1.39 (29-May-2006)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
3842720 inodes, 7679070 blocks
383953 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=0
235 block groups
32768 blocks per group, 32768 fragments per group
16352 inodes per group
Superblock backups stored on blocks:
        32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
        4096000

Writing inode tables: done                            
Writing superblocks and filesystem accounting information: done

This filesystem will be automatically checked every 39 mounts or
180 days, whichever comes first.  Use tune2fs -c or -i to override.

 [root@localhost mnt]# mkfs.ext3 /dev/sda3
mke2fs 1.39 (29-May-2006)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
2093056 inodes, 4178908 blocks
208945 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=4282384384
128 block groups
32768 blocks per group, 32768 fragments per group
16352 inodes per group
Superblock backups stored on blocks:
        32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
        4096000

Writing inode tables: done                            
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done

This filesystem will be automatically checked every 28 mounts or
180 days, whichever comes first.  Use tune2fs -c or -i to override.





사진 : 클릭하면 크게 보입니다!
Posted by 구차니
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