mke2fs options for very large filesystems

Joseph D. Wagner theman at
Fri Mar 4 10:03:48 UTC 2005

> Can one check fragmentation without unmounting fs
> (as it is not possible to bring system down for 
> any long period of time)?

Sure, there's a program in e2fsprogs called filefrag.
You specify a file; it will tell you how fragmented
the file is compared to how defragmented it could be.

Jospeh D. Wagner

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