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[ Linux ]

"ext3 dosya sistemi hakkinda bilgi" - Omer Faruk Sen - (2008-02-22 12:23:37)   [3563]

Sisteminizde var olan ext3 (veya ext2) dosya sistemi hakkinda bilgi almak isterseniz dume2fs komutunu kullanin. Mesela formatlanan disk bolmesinin hangi block size'i ile formatlandigini ogrenmek isterseniz:


dumpe2fs /dev/sda1
dumpe2fs 1.35 (28-Feb-2004)
Filesystem volume name: disk2
Last mounted on: <not available>
Filesystem UUID: e778ee83-48e8-4e54-9310-f84327526cc8
Filesystem magic number: 0xEF53
Filesystem revision #: 1 (dynamic)
Filesystem features: has_journal resize_inode filetype needs_recovery sparse_super large_file
Default mount options: (none)
Filesystem state: clean
Errors behavior: Continue
Filesystem OS type: Linux
Inode count: 266862592
Block count: 533723470
Reserved block count: 26686173
Free blocks: 38470773
Free inodes: 256060512
First block: 0
Block size: 4096
Fragment size: 4096
Reserved GDT blocks: 1024
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 16384
Inode blocks per group: 512
Filesystem created: Tue Jan 15 19:19:47 2008
Last mount time: Fri Feb 22 11:57:57 2008
Last write time: Fri Feb 22 11:57:57 2008
Mount count: 10
Maximum mount count: 33
Last checked: Tue Jan 15 19:19:47 2008
Check interval: 15552000 (6 months)
Next check after: Sun Jul 13 20:19:47 2008
Reserved blocks uid: 0 (user root)
Reserved blocks gid: 0 (group root)
First inode: 11
Inode size: 128
Journal inode: 8
Default directory hash: tea
Directory Hash Seed: ce350807-f0b6-44f8-abb5-102c00e05d2d
Journal backup: inode blocks

komutunu kullanabilirsiniz

Ayrica ext3 sisteminin limitasyonu su sekildedir:

Block size Max file size Max filesystem size
1KiB 16GiB 2TiB
2KiB 256GiB 8TiB
4KiB 2TiB 16TiB
8KiB 2TiB 32TiB


Daha fazla bilgi icin http://en.wikipedia.org/wiki/Ext3 adresine bakabilirsin

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