Re: ext2 filesystem superblock
- From: "T.M. Sommers" <tms@xxxxxx>
- Date: Sat, 30 Apr 2005 04:43:47 GMT
Sevag Krikorian wrote:
Hi all,
I'm working on understanding filesystems and thought I'd start with the ext2 filesystem (since I have an image of that lying around).
I wrote a little test program to scan the superblock of a 10mb linux hd image.
...
All of the information seems to make sence except for the blocks/group
I get 8192 blocks per group but only 10240 total blocks. The documentation doesn't state it, is it normal for the last group on the partition to have a partial share of the blocks? Or does this mean that
there is only one group and the last 2048 blocks of the disk are not used? Or maybe something altoghter different...
This link has some information:
http://uranus.it.swin.edu.au/~jn/explore2fs/es2fs.htm
You will probably get more knowledgeable answers to such questions in a Linux newsgroup.
-- Thomas M. Sommers -- tms@xxxxxx -- AB2SB
.
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