[linux-lvm] How to extend the file system online?

Rickard Olsson richie at webhackande.se
Mon Oct 11 14:40:15 UTC 2004

Arshavir Grigorian wrote:

> You can try ReiserFS, which does allow to be resized while mounted. 

Additional comments:

ReiserFS 3 can be enlarged while mounted, but shrunk only when unmounted.

ReiserFS 4 can not yet be resized at all.

EXT2/3 can be enlarged online with a kernel patch and utils from

XFS must be mounted while enlarging but can AFAIK not be shrunk, even 

JFS must be mounted while enlarging but can not be shrunk, same as XFS.

Some more info is in the HOW-TO:

and on Newsforge:

    / Rickard Olsson,IT-Konsult/
   / Telefon: +46 70 635 01 42/
  / http://www.webhackande.se/

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